{"id":"https://openalex.org/W7225565291","doi":"https://doi.org/10.5281/zenodo.24050544","title":"Progressive Exterior Quantum-State Identifiability of Black Holes","display_name":"Progressive Exterior Quantum-State Identifiability of Black Holes","publication_year":2026,"publication_date":"2026-11-08","ids":{"openalex":"https://openalex.org/W7225565291","doi":"https://doi.org/10.5281/zenodo.24050544"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.24050544","doi":"https://doi.org/10.5281/zenodo.24050544","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24050544","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.24050544","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5160999107","display_name":"Tatsuya Takahashi","orcid":"https://orcid.org/0009-0002-6148-0821","observed_orcids":["https://orcid.org/0009-0002-6148-0821"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Takahashi, Tatsuya","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0002-6148-0821","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5160999107"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"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/T10025","display_name":"Black Holes and Theoretical Physics","score":0.9789999723434448,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10025","display_name":"Black Holes and Theoretical Physics","score":0.9789999723434448,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10463","display_name":"Pulsars and Gravitational Waves Research","score":0.0032999999821186066,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12220","display_name":"Quantum Electrodynamics and Casimir Effect","score":0.0027000000700354576,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/black-holes","display_name":"black holes","score":0.7459999918937683},{"id":"https://openalex.org/keywords/inverse-problems","display_name":"inverse problems","score":0.6740000247955322},{"id":"https://openalex.org/keywords/gaussian-states","display_name":"Gaussian states","score":0.4490000009536743},{"id":"https://openalex.org/keywords/factorial-moments","display_name":"factorial moments","score":0.8410000205039978},{"id":"https://openalex.org/keywords/unruh-radiation","display_name":"Unruh radiation","score":0.7070000171661377},{"id":"https://openalex.org/keywords/schwarzschild-black-hole","display_name":"Schwarzschild black hole","score":0.8330000042915344},{"id":"https://openalex.org/keywords/quantum-state-tomography","display_name":"quantum state tomography","score":0.40299999713897705},{"id":"https://openalex.org/keywords/black-hole-complementarity","display_name":"black hole complementarity","score":0.4569999873638153}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6636000275611877},{"id":"https://openalex.org/C122770356","wikidata":"https://www.wikidata.org/wiki/Q1656753","display_name":"Identifiability","level":2,"score":0.5127999782562256},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4187999963760376},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.4025000035762787},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3968000113964081},{"id":"https://openalex.org/C57691317","wikidata":"https://www.wikidata.org/wiki/Q1289248","display_name":"Scalar (mathematics)","level":2,"score":0.38670000433921814},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.3822999894618988},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.37470000982284546},{"id":"https://openalex.org/C162392398","wikidata":"https://www.wikidata.org/wiki/Q272404","display_name":"Finite set","level":2,"score":0.35659998655319214},{"id":"https://openalex.org/C106978608","wikidata":"https://www.wikidata.org/wiki/Q1412691","display_name":"Wave packet","level":2,"score":0.3264999985694885},{"id":"https://openalex.org/C17231256","wikidata":"https://www.wikidata.org/wiki/Q5156540","display_name":"Completeness (order theory)","level":2,"score":0.3190999925136566},{"id":"https://openalex.org/C110521144","wikidata":"https://www.wikidata.org/wiki/Q193460","display_name":"Scalar field","level":2,"score":0.31150001287460327},{"id":"https://openalex.org/C12843","wikidata":"https://www.wikidata.org/wiki/Q201721","display_name":"Gravitational singularity","level":2,"score":0.29980000853538513},{"id":"https://openalex.org/C88018779","wikidata":"https://www.wikidata.org/wiki/Q1568269","display_name":"Unruh effect","level":3,"score":0.29600000381469727},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.29339998960494995},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.2879999876022339},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.2854999899864197},{"id":"https://openalex.org/C15706264","wikidata":"https://www.wikidata.org/wiki/Q230883","display_name":"Quantum state","level":3,"score":0.28540000319480896},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.2849999964237213},{"id":"https://openalex.org/C202887219","wikidata":"https://www.wikidata.org/wiki/Q3895221","display_name":"Parametrization (atmospheric modeling)","level":3,"score":0.2736999988555908},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.2728999853134155},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.2703999876976013},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.25850000977516174}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5281/zenodo.24050544","doi":"https://doi.org/10.5281/zenodo.24050544","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24050544","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},{"id":"doi:10.5281/zenodo.24050545","doi":"https://doi.org/10.5281/zenodo.24050545","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24050545","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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":"doi:10.5281/zenodo.24050544","doi":"https://doi.org/10.5281/zenodo.24050544","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24050544","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W7225397216","https://openalex.org/W7225406871","https://openalex.org/W7225428287","https://openalex.org/W7225461500"],"related_works":["https://openalex.org/W7225461500","https://openalex.org/W7225428287","https://openalex.org/W7225406871","https://openalex.org/W2595591856","https://openalex.org/W7096237642","https://openalex.org/W3098827368","https://openalex.org/W7159619058","https://openalex.org/W1583445969","https://openalex.org/W7129194310","https://openalex.org/W4225552016"],"abstract_inverted_index":{"We":[0,42,243],"study":[1],"a":[2,21,69,148,193,219,238,246,292],"hierarchy":[3,164],"of":[4,76,165,187],"exterior":[5,39,260],"measurements":[6],"designed":[7],"to":[8,160,172,255],"separate":[9],"black-hole":[10,294],"response":[11,24,257],"information":[12],"from":[13,26],"quantum-field-state":[14],"information.":[15],"Prior":[16],"inverse":[17,248],"problems":[18],"can":[19,135,270],"identify":[20],"restricted":[22,97,224],"near-horizon":[23],"macrostate":[25],"active":[27],"scattering":[28],"channels,":[29],"but":[30],"response-kernel":[31],"knowledge":[32],"does":[33,287],"not":[34,171,288],"by":[35,119,289],"itself":[36,290],"determine":[37],"the":[38,74,77,104,161,188,232,280],"quantum":[40,176],"state.":[41],"therefore":[43],"introduce":[44],"finite-band":[45],"outgoing":[46],"wavepackets":[47],"and":[48,63,114,147,207,216,284],"ask":[49],"which":[50],"state":[51],"directions":[52],"become":[53],"identifiable":[54],"as":[55,81],"spontaneous":[56],"occupations,":[57],"inter-packet":[58],"coherences,":[59],"anomalous":[60],"pair":[61],"correlations,":[62],"phase-sensitive":[64],"quadratures":[65],"are":[66],"added.":[67],"In":[68],"zero-mean":[70],"two-mode":[71],"Gaussian":[72,105,268],"sector,":[73],"nullity":[75],"observation":[78],"map":[79],"decreases":[80],"8":[82],"->":[83,85,87],"6":[84],"4":[86],"0,":[88],"so":[89],"complete":[90],"covariance-matrix":[91],"tomography":[92,254],"is":[93,101,227],"possible":[94],"within":[95],"that":[96,250],"class.":[98],"This":[99],"completeness":[100,269,286],"conditional:":[102],"outside":[103],"family":[106],"we":[107],"construct":[108],"inequivalent":[109],"states":[110,134],"with":[111,138,218],"identical":[112,139],"first-":[113],"second-order":[115],"data,":[116],"distinguishable":[117],"only":[118],"higher-order":[120],"intensity":[121],"correlations.":[122],"More":[123],"generally,":[124],"for":[125],"any":[126],"fixed":[127,162,273],"finite":[128,163,175],"order":[129,145,153],"K,":[130],"distinct":[131],"Fock-diagonal":[132,282],"wavepacket":[133,196],"be":[136,271],"constructed":[137],"normally":[140,166],"ordered":[141,167],"factorial":[142],"moments":[143,168],"through":[144],"K":[146],"difference":[149],"first":[150],"appearing":[151],"at":[152],"K+1.":[154],"The":[155,223],"resulting":[156],"no-go":[157],"statement":[158],"applies":[159],"considered":[169],"here,":[170],"every":[173],"conceivable":[174],"measurement.":[177],"A":[178,210],"Schwarzschild":[179],"scalar":[180],"benchmark":[181,212],"based":[182],"on":[183,279],"direct":[184],"numerical":[185],"integration":[186],"l=0":[189],"radial":[190,203],"equation":[191],"gives":[192],"greybody-filtered":[194],"Unruh":[195],"occupation":[197],"<N_f>":[198],"=":[199],"0.02783535,":[200],"stable":[201],"under":[202,237],"cutoff,":[204,206],"horizon":[205],"frequency-grid":[208],"variations.":[209],"two-packet":[211],"yields":[213],"occupations":[214],"0.026306":[215],"0.024169":[217],"cross-packet":[220],"coherence":[221,234],"7.23e-4.":[222],"covariance":[225],"inversion":[226],"structurally":[228],"well":[229],"conditioned,":[230],"although":[231],"small":[233],"becomes":[235],"noise-limited":[236],"common":[239],"absolute":[240],"noise":[241],"floor.":[242],"finally":[244],"formulate":[245],"block":[247],"problem":[249],"appends":[251],"finite-window":[252],"QFT-state":[253,265],"near-extremal":[256],"reconstruction.":[258],"Richer":[259],"data":[261,276],"progressively":[262],"reveal":[263],"more":[264],"structure;":[266],"finite-mode":[267],"achieved;":[272],"finite-order":[274],"factorial-moment":[275],"remain":[277],"incomplete":[278],"enlarged":[281],"family;":[283],"exterior-state":[285],"imply":[291],"unique":[293],"interior.":[295]},"counts_by_year":[],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2026-11-09T00:00:00"}
