{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:H5BKJFQM574OO2DBHKQHJV7HIC","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"63a74c6a3503bf696582abbde40a20d6e3dbb5e45f39905bfdcf5e4d7d50483c","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2026-07-20T18:00:07Z","title_canon_sha256":"4c5cf3e835c3f4ea781364ed198d24911657e828ab681c7cea369bf1c240382b"},"schema_version":"1.0","source":{"id":"2607.18395","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18395","created_at":"2026-07-22T00:22:46Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18395v1","created_at":"2026-07-22T00:22:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18395","created_at":"2026-07-22T00:22:46Z"},{"alias_kind":"pith_short_12","alias_value":"H5BKJFQM574O","created_at":"2026-07-22T00:22:46Z"},{"alias_kind":"pith_short_16","alias_value":"H5BKJFQM574OO2DB","created_at":"2026-07-22T00:22:46Z"},{"alias_kind":"pith_short_8","alias_value":"H5BKJFQM","created_at":"2026-07-22T00:22:46Z"}],"graph_snapshots":[{"event_id":"sha256:60830841248d16a49370b6903d7c13e6e0a4cf614ef555d4871df980114089ff","target":"graph","created_at":"2026-07-22T00:22:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.18395/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We compute, for the first time, the Hawking emission spectrum of massive vector (Proca) fields by spinning Kerr black holes, determining the associated greybody factors and the resulting mass and spin loss functions. We show, in particular, that the scalar (longitudinal) polarization of the Proca field has a spectrum approaching that of a free scalar field in the massless limit (in which it becomes a pure gauge mode), although we find substantial differences for finite mass. The contribution of the two vector (transverse) polarization modes coincides, as expected, with the one obtained by Page","authors_text":"Jo\\~ao G. Rosa, Marco Calz\\`a, Miguel Faria, Yuber F. Perez-Gonzalez","cross_cats":["astro-ph.CO","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2026-07-20T18:00:07Z","title":"Hawking emission of massive vector fields by Kerr black holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18395","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:f80b34f210620bbfcdc93c1c00a6daa8272c1f4564870bdf528fc2cd443238c2","target":"record","created_at":"2026-07-22T00:22:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"63a74c6a3503bf696582abbde40a20d6e3dbb5e45f39905bfdcf5e4d7d50483c","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2026-07-20T18:00:07Z","title_canon_sha256":"4c5cf3e835c3f4ea781364ed198d24911657e828ab681c7cea369bf1c240382b"},"schema_version":"1.0","source":{"id":"2607.18395","kind":"arxiv","version":1}},"canonical_sha256":"3f42a4960ceff8e768613aa074d7e740a5ce892211b7e26e1de2807d8ec0afe3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f42a4960ceff8e768613aa074d7e740a5ce892211b7e26e1de2807d8ec0afe3","first_computed_at":"2026-07-22T00:22:46.187157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-22T00:22:46.187157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BIOGh3H3JpnfsbMlCQWhD5gMZKDfKpPYXb6Jy/K4SqjJeC+B80II+yHBS3iAM0HsJMYpQX6b5gRM5yLXSXY5Ag==","signature_status":"signed_v1","signed_at":"2026-07-22T00:22:46.187989Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.18395","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f80b34f210620bbfcdc93c1c00a6daa8272c1f4564870bdf528fc2cd443238c2","sha256:60830841248d16a49370b6903d7c13e6e0a4cf614ef555d4871df980114089ff"],"state_sha256":"817c8d2176f624b91a66f685eada89a813613dd8a4f0656db975c5588a324be0"}