{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:IN2HX3EKLFHNF32IKT6LXJONOE","short_pith_number":"pith:IN2HX3EK","canonical_record":{"source":{"id":"2511.11219","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-14T12:22:24Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8d4f02adb7167ad354308984cc6c12e8f42a9f5376c4af4b1ce66ba72990ae80","abstract_canon_sha256":"cc20fc5dc46c09c8ba630d262f27b354a315a07918126a459edf1f4eba8e8aa4"},"schema_version":"1.0"},"canonical_sha256":"43747bec8a594ed2ef4854fcbba5cd71219925dd9b917dda8e1493f202378d15","source":{"kind":"arxiv","id":"2511.11219","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.11219","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"arxiv_version","alias_value":"2511.11219v3","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.11219","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_12","alias_value":"IN2HX3EKLFHN","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_16","alias_value":"IN2HX3EKLFHNF32I","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_8","alias_value":"IN2HX3EK","created_at":"2026-07-20T01:18:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:IN2HX3EKLFHNF32IKT6LXJONOE","target":"record","payload":{"canonical_record":{"source":{"id":"2511.11219","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-14T12:22:24Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8d4f02adb7167ad354308984cc6c12e8f42a9f5376c4af4b1ce66ba72990ae80","abstract_canon_sha256":"cc20fc5dc46c09c8ba630d262f27b354a315a07918126a459edf1f4eba8e8aa4"},"schema_version":"1.0"},"canonical_sha256":"43747bec8a594ed2ef4854fcbba5cd71219925dd9b917dda8e1493f202378d15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-20T01:18:22.343041Z","signature_b64":"OuJR7BN81COCqtbc4Vgp2Z56e/cpOSkmsYx3oxbyURBrMNqnmXhBc3+vL/YLOVSN7DsMcJeuk8r59nqJA+E+CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43747bec8a594ed2ef4854fcbba5cd71219925dd9b917dda8e1493f202378d15","last_reissued_at":"2026-07-20T01:18:22.342061Z","signature_status":"signed_v1","first_computed_at":"2026-07-20T01:18:22.342061Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2511.11219","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-20T01:18:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L1e6HJsxyLudjdxhpCGSlOIa5dAUbQi0WymyUyxQ/AQaS76SngJVZtytcPsTTTSkRS91QXbdcyBFiD/4b0mYAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T09:20:49.818349Z"},"content_sha256":"fba1a77a44cbfcfadb118c24ead139fdce3f1c77b47f3f75278f697b9bd2f4ee","schema_version":"1.0","event_id":"sha256:fba1a77a44cbfcfadb118c24ead139fdce3f1c77b47f3f75278f697b9bd2f4ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:IN2HX3EKLFHNF32IKT6LXJONOE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dark Matter Capture in Supernovae Modifies Dark Photon Cooling Bounds","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Aritra Gupta, Manibrata Sen","submitted_at":"2025-11-14T12:22:24Z","abstract_excerpt":"Core-collapse supernovae serve as powerful probes of light, weakly coupled particles, such as dark photons. The conventional SN1987A cooling bound constrains the dark photon mass-mixing parameter space by requiring that the luminosity from the proto-neutron star core not exceed the observed neutrino emission. In this work, we revisit these limits by including the effect of dark matter (DM) captured inside the progenitor star before collapse. The trapped DM acts as an additional scattering target for dark photons, modifying their free-streaming length and, consequently, the supernova cooling ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2511.11219","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2511.11219/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-20T01:18:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HDA+lyKLCxfQFoJr63IMFPj9mEWN8TU1J4C6mHtJP93p2WHCeQeUiMm7ydqytcdXHQnIv8EgV+vf0E+k/RY5Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T09:20:49.819571Z"},"content_sha256":"4f0fa1b4e0720d4ca8719c4ffff0acefa6e07c9ac8cd3e4d338b753243f4cee2","schema_version":"1.0","event_id":"sha256:4f0fa1b4e0720d4ca8719c4ffff0acefa6e07c9ac8cd3e4d338b753243f4cee2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IN2HX3EKLFHNF32IKT6LXJONOE/bundle.json","state_url":"https://pith.science/pith/IN2HX3EKLFHNF32IKT6LXJONOE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IN2HX3EKLFHNF32IKT6LXJONOE/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-04T09:20:49Z","links":{"resolver":"https://pith.science/pith/IN2HX3EKLFHNF32IKT6LXJONOE","bundle":"https://pith.science/pith/IN2HX3EKLFHNF32IKT6LXJONOE/bundle.json","state":"https://pith.science/pith/IN2HX3EKLFHNF32IKT6LXJONOE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IN2HX3EKLFHNF32IKT6LXJONOE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:IN2HX3EKLFHNF32IKT6LXJONOE","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":"cc20fc5dc46c09c8ba630d262f27b354a315a07918126a459edf1f4eba8e8aa4","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-14T12:22:24Z","title_canon_sha256":"8d4f02adb7167ad354308984cc6c12e8f42a9f5376c4af4b1ce66ba72990ae80"},"schema_version":"1.0","source":{"id":"2511.11219","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.11219","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"arxiv_version","alias_value":"2511.11219v3","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.11219","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_12","alias_value":"IN2HX3EKLFHN","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_16","alias_value":"IN2HX3EKLFHNF32I","created_at":"2026-07-20T01:18:22Z"},{"alias_kind":"pith_short_8","alias_value":"IN2HX3EK","created_at":"2026-07-20T01:18:22Z"}],"graph_snapshots":[{"event_id":"sha256:4f0fa1b4e0720d4ca8719c4ffff0acefa6e07c9ac8cd3e4d338b753243f4cee2","target":"graph","created_at":"2026-07-20T01:18:22Z","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/2511.11219/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Core-collapse supernovae serve as powerful probes of light, weakly coupled particles, such as dark photons. The conventional SN1987A cooling bound constrains the dark photon mass-mixing parameter space by requiring that the luminosity from the proto-neutron star core not exceed the observed neutrino emission. In this work, we revisit these limits by including the effect of dark matter (DM) captured inside the progenitor star before collapse. The trapped DM acts as an additional scattering target for dark photons, modifying their free-streaming length and, consequently, the supernova cooling ra","authors_text":"Aritra Gupta, Manibrata Sen","cross_cats":["astro-ph.CO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-14T12:22:24Z","title":"Dark Matter Capture in Supernovae Modifies Dark Photon Cooling Bounds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2511.11219","kind":"arxiv","version":3},"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:fba1a77a44cbfcfadb118c24ead139fdce3f1c77b47f3f75278f697b9bd2f4ee","target":"record","created_at":"2026-07-20T01:18:22Z","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":"cc20fc5dc46c09c8ba630d262f27b354a315a07918126a459edf1f4eba8e8aa4","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-14T12:22:24Z","title_canon_sha256":"8d4f02adb7167ad354308984cc6c12e8f42a9f5376c4af4b1ce66ba72990ae80"},"schema_version":"1.0","source":{"id":"2511.11219","kind":"arxiv","version":3}},"canonical_sha256":"43747bec8a594ed2ef4854fcbba5cd71219925dd9b917dda8e1493f202378d15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"43747bec8a594ed2ef4854fcbba5cd71219925dd9b917dda8e1493f202378d15","first_computed_at":"2026-07-20T01:18:22.342061Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-20T01:18:22.342061Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OuJR7BN81COCqtbc4Vgp2Z56e/cpOSkmsYx3oxbyURBrMNqnmXhBc3+vL/YLOVSN7DsMcJeuk8r59nqJA+E+CQ==","signature_status":"signed_v1","signed_at":"2026-07-20T01:18:22.343041Z","signed_message":"canonical_sha256_bytes"},"source_id":"2511.11219","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fba1a77a44cbfcfadb118c24ead139fdce3f1c77b47f3f75278f697b9bd2f4ee","sha256:4f0fa1b4e0720d4ca8719c4ffff0acefa6e07c9ac8cd3e4d338b753243f4cee2"],"state_sha256":"e24b29964f4a881a4eab7d04fa67b13a61e2af8059158767adbfab0e8ff7bf51"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r8AtJOwq/8PkzigQe1l/MO4Z2/shN2dSevO3Wj1ksP8mrvU7NOc/LLn1O/BibRImxWNDEnztZnipB8v+Twq+Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T09:20:49.825524Z","bundle_sha256":"de3376d08f9eaa0ffc6bbcb81f44f6b91f0dc6133285a41d03d6eb7ea602a31d"}}