{"id":"https://openalex.org/W7220650402","doi":"https://doi.org/10.48550/arxiv.2610.04838","title":"MemTrace: State-Consistent Memory for Long-Horizon Coding Agents","display_name":"MemTrace: State-Consistent Memory for Long-Horizon Coding Agents","publication_year":2026,"publication_date":"2026-10-04","ids":{"openalex":"https://openalex.org/W7220650402","doi":"https://doi.org/10.48550/arxiv.2610.04838"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.04838","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.04838","pdf_url":"https://arxiv.org/pdf/2610.04838","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2610.04838","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5157766399","display_name":"Hongming Xu","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu, Hongming","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101877364","display_name":"Le Zhou","orcid":"https://orcid.org/0000-0002-9967-6603","observed_orcids":["https://orcid.org/0000-0002-9967-6603","https://orcid.org/0009-0006-1998-3846"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhou, Le","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062754409","display_name":"Zhonghe Jin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin, ZhongHe","raw_affiliation_strings":["Shanghai Jiao Tong University","Theseus Lab"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Theseus Lab","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157664289","display_name":"Xiang Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhang, Xiang","raw_affiliation_strings":["Shanghai Jiao Tong University","Theseus Lab"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Theseus Lab","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057816960","display_name":"Bo Tang","orcid":"https://orcid.org/0000-0001-7129-0250","observed_orcids":["https://orcid.org/0000-0001-7129-0250"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tang, Bo","raw_affiliation_strings":["MemTensor (Shanghai) Technology Co. , Ltd"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MemTensor (Shanghai) Technology Co. , Ltd","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157730162","display_name":"Zhiyu Li","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li, Zhiyu","raw_affiliation_strings":["MemTensor (Shanghai) Technology Co. , Ltd"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MemTensor (Shanghai) Technology Co. , Ltd","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5157683284","display_name":"Xuanhe Zhou","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhou, Xuanhe","raw_affiliation_strings":["Shanghai Jiao Tong University","Theseus Lab"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Theseus Lab","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5157763313","display_name":"Juncheng Zhang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Juncheng","raw_affiliation_strings":["MemTensor (Shanghai) Technology Co. , Ltd"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MemTensor (Shanghai) Technology Co. , Ltd","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10743","display_name":"Software Testing and Debugging Techniques","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10639","display_name":"Advanced Software Engineering Methodologies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ai-coding-agents","display_name":"coding agents","score":0.8119999766349792},{"id":"https://openalex.org/keywords/memory-traces","display_name":"memory traces","score":0.515999972820282},{"id":"https://openalex.org/keywords/state-reconstruction","display_name":"state reconstruction","score":0.47099998593330383},{"id":"https://openalex.org/keywords/llm-based-agents","display_name":"LLM agents","score":0.4779999852180481}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8467000126838684},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.6194000244140625},{"id":"https://openalex.org/C206588197","wikidata":"https://www.wikidata.org/wiki/Q846574","display_name":"Reuse","level":2,"score":0.5365999937057495},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.49320000410079956},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4916999936103821},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.46160000562667847},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4374000132083893},{"id":"https://openalex.org/C75291252","wikidata":"https://www.wikidata.org/wiki/Q1315756","display_name":"TRACE (psycholinguistics)","level":2,"score":0.42899999022483826},{"id":"https://openalex.org/C76679254","wikidata":"https://www.wikidata.org/wiki/Q5165163","display_name":"Context-dependent memory","level":4,"score":0.3625999987125397},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.35530000925064087},{"id":"https://openalex.org/C176649486","wikidata":"https://www.wikidata.org/wiki/Q2308807","display_name":"Memory management","level":3,"score":0.3513000011444092},{"id":"https://openalex.org/C153247305","wikidata":"https://www.wikidata.org/wiki/Q835713","display_name":"Memory address","level":3,"score":0.33880001306533813},{"id":"https://openalex.org/C2780791683","wikidata":"https://www.wikidata.org/wiki/Q846785","display_name":"Action (physics)","level":2,"score":0.3273000121116638},{"id":"https://openalex.org/C12186640","wikidata":"https://www.wikidata.org/wiki/Q6815743","display_name":"Memory model","level":3,"score":0.32120001316070557},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.32120001316070557},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.3075000047683716},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.30160000920295715},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.29899999499320984},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.29840001463890076},{"id":"https://openalex.org/C202105479","wikidata":"https://www.wikidata.org/wiki/Q265013","display_name":"Software evolution","level":5,"score":0.2912999987602234},{"id":"https://openalex.org/C175154964","wikidata":"https://www.wikidata.org/wiki/Q380077","display_name":"Task analysis","level":3,"score":0.28299999237060547},{"id":"https://openalex.org/C119907115","wikidata":"https://www.wikidata.org/wiki/Q6815725","display_name":"Memory errors","level":3,"score":0.26460000872612},{"id":"https://openalex.org/C2985957978","wikidata":"https://www.wikidata.org/wiki/Q492","display_name":"Human memory","level":3,"score":0.25760000944137573},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2515000104904175}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.04838","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.04838","pdf_url":"https://arxiv.org/pdf/2610.04838","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2610.04838","doi":"https://doi.org/10.48550/arxiv.2610.04838","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.04838","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2610.04838","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.04838","pdf_url":"https://arxiv.org/pdf/2610.04838","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7220650402.pdf","grobid_xml":"https://content.openalex.org/works/W7220650402.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W4378505261","https://openalex.org/W4386528753","https://openalex.org/W4387559611","https://openalex.org/W4387636003","https://openalex.org/W4387835442","https://openalex.org/W4395686609","https://openalex.org/W4400582844","https://openalex.org/W4402442868","https://openalex.org/W4402671835","https://openalex.org/W4406840428","https://openalex.org/W4407759090","https://openalex.org/W4411119597","https://openalex.org/W4411449940","https://openalex.org/W4412945594","https://openalex.org/W4415110204","https://openalex.org/W4415257590","https://openalex.org/W4415797504","https://openalex.org/W4415990083","https://openalex.org/W4416895257","https://openalex.org/W7117153355","https://openalex.org/W7117557793","https://openalex.org/W7125680675","https://openalex.org/W7133222210","https://openalex.org/W7138274375","https://openalex.org/W7163667568","https://openalex.org/W7166853577","https://openalex.org/W7167018290","https://openalex.org/W7167888896","https://openalex.org/W7172377187","https://openalex.org/W7204192742"],"related_works":["https://openalex.org/W7214887376","https://openalex.org/W7221748115","https://openalex.org/W7223152298","https://openalex.org/W7171329016","https://openalex.org/W7214058332","https://openalex.org/W7222641296","https://openalex.org/W4387561453","https://openalex.org/W7166656697","https://openalex.org/W7167642101","https://openalex.org/W7223094260"],"abstract_inverted_index":{"As":[0],"coding":[1,180],"agents":[2],"take":[3],"on":[4],"long-horizon":[5,179],"software":[6],"evolution":[7],"tasks":[8],"spanning":[9],"multiple":[10],"files":[11],"and":[12,27,84,96,114,119,147,168,193,207],"stages,":[13],"longer":[14],"execution":[15,34,82,117,145],"trajectories":[16],"introduce":[17,74],"two":[18],"coupled":[19],"challenges:":[20],"(1)":[21],"accumulated":[22],"histories":[23],"strain":[24],"context":[25,45,63,127],"budgets,":[26],"(2)":[28],"repository":[29,50,97,166],"changes":[30],"can":[31,141],"invalidate":[32],"earlier":[33],"evidence.":[35],"Existing":[36],"approaches":[37],"address":[38],"these":[39],"challenges":[40],"through":[41],"techniques":[42],"like":[43],"larger":[44],"windows,":[46],"compression,":[47],"retrieval,":[48],"or":[49,65],"representations,":[51],"but":[52],"often":[53],"fail":[54],"to":[55,107,151],"reconstruct":[56,142],"a":[57,62,76,122],"consistent":[58],"task":[59,91],"state":[60,146,167],"after":[61],"refresh":[64],"verify":[66],"whether":[67],"recalled":[68],"evidence":[69,149],"remains":[70],"valid.":[71],"Thus,":[72],"we":[73],"MemTrace,":[75],"provenance-aware":[77],"memory":[78,131],"system":[79],"that":[80],"preserves":[81],"history":[83,101],"aligns":[85],"its":[86,152,161],"reuse":[87],"with":[88],"the":[89,139,143,164,172,190],"evolving":[90],"(e.g.,":[92,110],"iterative":[93],"cross-file":[94],"repair)":[95],"state.":[98],"MemTrace":[99,159,182],"stores":[100],"as":[102],"immutable":[103],"Memory":[104,123,135],"Traces":[105],"anchored":[106],"key":[108],"information":[109],"files,":[111],"symbols,":[112],"tests),":[113],"organizes":[115],"their":[116],"order":[118],"dependencies":[120],"in":[121],"Trace":[124],"Graph.":[125],"When":[126],"is":[128],"constrained,":[129],"working":[130],"retains":[132],"only":[133,170],"compact":[134],"Anchors,":[136],"from":[137],"which":[138],"agent":[140],"latest":[144],"locate":[148],"relevant":[150],"next":[153,173],"action.":[154],"Before":[155],"restoring":[156],"historical":[157],"evidence,":[158],"checks":[160],"validity":[162],"against":[163],"current":[165],"retrieves":[169],"what":[171],"action":[174],"requires.":[175],"Across":[176],"three":[177],"complementary":[178],"benchmarks,":[181],"consistently":[183],"outperforms":[184],"all":[185],"fully":[186],"evaluated":[187],"baselines":[188],"under":[189,213],"same":[191],"backbone":[192],"harness,":[194],"improving":[195],"DeepSWE":[196],"pass@1":[197],"by":[198,204,210],"21.2":[199],"points,":[200,206],"SWE-EVO":[201],"Resolved":[202],"Rate":[203],"4.4":[205],"SWE-Milestone":[208],"Score":[209],"17.8":[211],"points":[212],"Codex":[214],"CLI.":[215]},"counts_by_year":[],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2026-10-07T00:00:00"}