{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:XK4O7MODUKJ34EKU6AZOMIXHG6","short_pith_number":"pith:XK4O7MOD","schema_version":"1.0","canonical_sha256":"bab8efb1c3a293be1154f032e622e737bd566b7100b64f40025b73bc8dfbe9b5","source":{"kind":"arxiv","id":"2605.11278","version":2},"attestation_state":"computed","paper":{"title":"Detection of Gravitons by Measuring Excess of Photon Luminosities from Interstellar and Intergalactic Hydrogen","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Absorption of gravitons by interstellar hydrogen produces a measurable excess in photon luminosity that would indicate their presence.","cross_cats":["astro-ph.CO","astro-ph.GA","gr-qc"],"primary_cat":"hep-ph","authors_text":"George Savvidy, Pavlos Savvidis","submitted_at":"2026-05-11T22:02:11Z","abstract_excerpt":"We compute the graviton absorption and emission rates by hydrogen atoms in line with the results obtained by Weinberg, Gould, Dyson and other authors. The spontaneous emission of gravitons by the hydrogen atoms has a tiny undetectable rate, while the absorption rate of gravitons is much higher and is proportional to the number of hydrogen atoms and to the graviton luminosity. The graviton luminosity of Sun, or a typical star, is induced by the scattering of electrons and protons in a completely ionised hydrogen plasma at the core of the Sun and their energies are in the eV to keV range. We sug"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2605.11278","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-05-11T22:02:11Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA","gr-qc"],"title_canon_sha256":"7c5f98ed2d4ecd694abaadf13fa3bb0f535c760e43dd3cc9edb5d60ac62861d8","abstract_canon_sha256":"37a7650a8f4dda4f5782a736b8c8aea4b56f694f944e4b45e76cfb99ed0d82a0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T02:04:12.875939Z","signature_b64":"bAvJg0iu0BeXaXQSJENU21zH61L3Funja4zOfRnntl5t28ZS/1k8yQUcW7FOaBecsXeGCHRS7G/thGflQso3CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bab8efb1c3a293be1154f032e622e737bd566b7100b64f40025b73bc8dfbe9b5","last_reissued_at":"2026-05-26T02:04:12.875088Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T02:04:12.875088Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Detection of Gravitons by Measuring Excess of Photon Luminosities from Interstellar and Intergalactic Hydrogen","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Absorption of gravitons by interstellar hydrogen produces a measurable excess in photon luminosity that would indicate their presence.","cross_cats":["astro-ph.CO","astro-ph.GA","gr-qc"],"primary_cat":"hep-ph","authors_text":"George Savvidy, Pavlos Savvidis","submitted_at":"2026-05-11T22:02:11Z","abstract_excerpt":"We compute the graviton absorption and emission rates by hydrogen atoms in line with the results obtained by Weinberg, Gould, Dyson and other authors. The spontaneous emission of gravitons by the hydrogen atoms has a tiny undetectable rate, while the absorption rate of gravitons is much higher and is proportional to the number of hydrogen atoms and to the graviton luminosity. The graviton luminosity of Sun, or a typical star, is induced by the scattering of electrons and protons in a completely ionised hydrogen plasma at the core of the Sun and their energies are in the eV to keV range. We sug"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"The absorption rate of gravitons by hydrogen atoms is much higher than emission and proportional to the number of atoms and graviton luminosity, leading to a measurable excess in the photon luminosity ratio from interstellar hydrogen that would indicate gravitons.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the graviton-induced excess in photon emission can be cleanly separated from other astrophysical processes and that the graviton luminosity from stellar cores is sufficient to produce a detectable signal in interstellar hydrogen.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Gravitons absorbed by interstellar hydrogen atoms produce a detectable excess in the ratio of photon luminosities, indicating graviton presence.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Absorption of gravitons by interstellar hydrogen produces a measurable excess in photon luminosity that would indicate their presence.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"3c8771364498af10bdd8aa06151056ea27c848867b8c3300b37fad4561c77ff7"},"source":{"id":"2605.11278","kind":"arxiv","version":2},"verdict":{"id":"3b3aff46-8721-4c47-980e-7c7b7e86c60d","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-13T01:53:34.731414Z","strongest_claim":"The absorption rate of gravitons by hydrogen atoms is much higher than emission and proportional to the number of atoms and graviton luminosity, leading to a measurable excess in the photon luminosity ratio from interstellar hydrogen that would indicate gravitons.","one_line_summary":"Gravitons absorbed by interstellar hydrogen atoms produce a detectable excess in the ratio of photon luminosities, indicating graviton presence.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the graviton-induced excess in photon emission can be cleanly separated from other astrophysical processes and that the graviton luminosity from stellar cores is sufficient to produce a detectable signal in interstellar hydrogen.","pith_extraction_headline":"Absorption of gravitons by interstellar hydrogen produces a measurable excess in photon luminosity that would indicate their presence."},"integrity":{"clean":false,"summary":{"advisory":1,"critical":1,"by_detector":{"doi_compliance":{"total":2,"advisory":1,"critical":1,"informational":0}},"informational":0},"endpoint":"/pith/2605.11278/integrity.json","findings":[{"note":"Identifier '10.1016/0031-9163(64' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","detector":"doi_compliance","severity":"critical","ref_index":1,"audited_at":"2026-05-19T08:34:45.106590Z","detected_doi":"10.1016/0031-9163(64","finding_type":"unresolvable_identifier","verdict_class":"cross_source","detected_arxiv_id":null},{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1016/j.solener.2003.08.039.25) was visible in the surrounding text but could not be confirmed against doi.org as printed.","detector":"doi_compliance","severity":"advisory","ref_index":40,"audited_at":"2026-05-19T08:34:45.106590Z","detected_doi":"10.1016/j.solener.2003.08.039.25","finding_type":"recoverable_identifier","verdict_class":"incontrovertible","detected_arxiv_id":null}],"available":true,"detectors_run":[{"name":"claim_evidence","ran_at":"2026-05-20T04:42:00.748609Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T12:39:10.282125Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_title_agreement","ran_at":"2026-05-19T10:01:17.223557Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T08:34:45.106590Z","status":"completed","version":"1.0.0","findings_count":2}],"snapshot_sha256":"5cf8795c0725de7af9ff0ec10bc8c2db70c4f73beca7a40084c146feab98174c"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2605.11278","created_at":"2026-05-26T02:04:12.875215+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.11278v2","created_at":"2026-05-26T02:04:12.875215+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.11278","created_at":"2026-05-26T02:04:12.875215+00:00"},{"alias_kind":"pith_short_12","alias_value":"XK4O7MODUKJ3","created_at":"2026-05-26T02:04:12.875215+00:00"},{"alias_kind":"pith_short_16","alias_value":"XK4O7MODUKJ34EKU","created_at":"2026-05-26T02:04:12.875215+00:00"},{"alias_kind":"pith_short_8","alias_value":"XK4O7MOD","created_at":"2026-05-26T02:04:12.875215+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6","json":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6.json","graph_json":"https://pith.science/api/pith-number/XK4O7MODUKJ34EKU6AZOMIXHG6/graph.json","events_json":"https://pith.science/api/pith-number/XK4O7MODUKJ34EKU6AZOMIXHG6/events.json","paper":"https://pith.science/paper/XK4O7MOD"},"agent_actions":{"view_html":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6","download_json":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6.json","view_paper":"https://pith.science/paper/XK4O7MOD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.11278&json=true","fetch_graph":"https://pith.science/api/pith-number/XK4O7MODUKJ34EKU6AZOMIXHG6/graph.json","fetch_events":"https://pith.science/api/pith-number/XK4O7MODUKJ34EKU6AZOMIXHG6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6/action/storage_attestation","attest_author":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6/action/author_attestation","sign_citation":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6/action/citation_signature","submit_replication":"https://pith.science/pith/XK4O7MODUKJ34EKU6AZOMIXHG6/action/replication_record"}},"created_at":"2026-05-26T02:04:12.875215+00:00","updated_at":"2026-05-26T02:04:12.875215+00:00"}