{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:6LWWGG6IDAGR7QMGUURY2HACTY","short_pith_number":"pith:6LWWGG6I","canonical_record":{"source":{"id":"astro-ph/0405121","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-05-06T20:05:20Z","cross_cats_sorted":[],"title_canon_sha256":"ef753b92363c22f6c9293d3d2f47ca69b507cfe5f4ca1d860d4d3ac304b3a1fb","abstract_canon_sha256":"dcb5409ffb4a2b70f52cc954ac90c8df659cde642795f28e35bb32c33a4bd50a"},"schema_version":"1.0"},"canonical_sha256":"f2ed631bc8180d1fc186a5238d1c029e39f8eba87a6d12f0ceaa2bbc556b45d4","source":{"kind":"arxiv","id":"astro-ph/0405121","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0405121","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0405121v1","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0405121","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"pith_short_12","alias_value":"6LWWGG6IDAGR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"6LWWGG6IDAGR7QMG","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"6LWWGG6I","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:6LWWGG6IDAGR7QMGUURY2HACTY","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0405121","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-05-06T20:05:20Z","cross_cats_sorted":[],"title_canon_sha256":"ef753b92363c22f6c9293d3d2f47ca69b507cfe5f4ca1d860d4d3ac304b3a1fb","abstract_canon_sha256":"dcb5409ffb4a2b70f52cc954ac90c8df659cde642795f28e35bb32c33a4bd50a"},"schema_version":"1.0"},"canonical_sha256":"f2ed631bc8180d1fc186a5238d1c029e39f8eba87a6d12f0ceaa2bbc556b45d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:19.490950Z","signature_b64":"iFUZWYVT/4HjeUH3KfJDMnV+pHRnRKIXVN64BNMD9oqYAiO9NZOYBwMK39xgts+IjEoDzEXh5HPVDtJZ7eMQDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2ed631bc8180d1fc186a5238d1c029e39f8eba87a6d12f0ceaa2bbc556b45d4","last_reissued_at":"2026-05-18T04:36:19.490503Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:19.490503Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0405121","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:36:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KGxs0Jvk0w7hAlSB2cA+CQLGk2vz0R6Z9CnLWassYabRV4vsKUnkxQm3/D3A6nULV0S2/BvF9lwRbeY0Nc3KAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T18:04:42.987780Z"},"content_sha256":"a222a8cd5a76c9e6a14cdc3e3f9be8eb475df570ccf8110613a847171e5cabb5","schema_version":"1.0","event_id":"sha256:a222a8cd5a76c9e6a14cdc3e3f9be8eb475df570ccf8110613a847171e5cabb5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:6LWWGG6IDAGR7QMGUURY2HACTY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Sample of Gamma-ray Bursts Observed With SPI-ACS","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Rau, A. von Kienlin, K. Hurley & G. G. Lichti","submitted_at":"2004-05-06T20:05:20Z","abstract_excerpt":"The SPI anticoincidence shield consists of 91 BGO crystals and is operated as a nearly omnidirectional gamma-ray burst detector above ~75 keV. Since the start of the mission 269 gamma-ray burst candidates have been detected. 110 bursts have been confirmed with the instruments included in the 3rd Interplanetary Network. Here we present a preliminary statistical analysis of the SPI-ACS sample of gamma-ray bursts and gamma-ray burst candidates; in particular we discuss the duration distribution of the bursts. A prominent population of short burst candidates (duration <200ms) is found which is dis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0405121","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T04:36:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"83WSC1I+WlkDUYAyCqV66kFo0yTql5RMUq2GTaTQc1HiIopxuqV3JPVt6wE3Fr60dzRnC8Lj3VP1UW1RUSaYAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T18:04:42.988123Z"},"content_sha256":"c801e9019f5de8677de7a5755f62cdaf9215c2834ea48a9a110abdb0ea06c9c2","schema_version":"1.0","event_id":"sha256:c801e9019f5de8677de7a5755f62cdaf9215c2834ea48a9a110abdb0ea06c9c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6LWWGG6IDAGR7QMGUURY2HACTY/bundle.json","state_url":"https://pith.science/pith/6LWWGG6IDAGR7QMGUURY2HACTY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6LWWGG6IDAGR7QMGUURY2HACTY/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":"2026-07-03T18:04:42Z","links":{"resolver":"https://pith.science/pith/6LWWGG6IDAGR7QMGUURY2HACTY","bundle":"https://pith.science/pith/6LWWGG6IDAGR7QMGUURY2HACTY/bundle.json","state":"https://pith.science/pith/6LWWGG6IDAGR7QMGUURY2HACTY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6LWWGG6IDAGR7QMGUURY2HACTY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:6LWWGG6IDAGR7QMGUURY2HACTY","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":"dcb5409ffb4a2b70f52cc954ac90c8df659cde642795f28e35bb32c33a4bd50a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-05-06T20:05:20Z","title_canon_sha256":"ef753b92363c22f6c9293d3d2f47ca69b507cfe5f4ca1d860d4d3ac304b3a1fb"},"schema_version":"1.0","source":{"id":"astro-ph/0405121","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0405121","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0405121v1","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0405121","created_at":"2026-05-18T04:36:19Z"},{"alias_kind":"pith_short_12","alias_value":"6LWWGG6IDAGR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"6LWWGG6IDAGR7QMG","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"6LWWGG6I","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:c801e9019f5de8677de7a5755f62cdaf9215c2834ea48a9a110abdb0ea06c9c2","target":"graph","created_at":"2026-05-18T04:36:19Z","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"},"paper":{"abstract_excerpt":"The SPI anticoincidence shield consists of 91 BGO crystals and is operated as a nearly omnidirectional gamma-ray burst detector above ~75 keV. Since the start of the mission 269 gamma-ray burst candidates have been detected. 110 bursts have been confirmed with the instruments included in the 3rd Interplanetary Network. Here we present a preliminary statistical analysis of the SPI-ACS sample of gamma-ray bursts and gamma-ray burst candidates; in particular we discuss the duration distribution of the bursts. A prominent population of short burst candidates (duration <200ms) is found which is dis","authors_text":"A. Rau, A. von Kienlin, K. Hurley & G. G. Lichti","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-05-06T20:05:20Z","title":"The Sample of Gamma-ray Bursts Observed With SPI-ACS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0405121","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:a222a8cd5a76c9e6a14cdc3e3f9be8eb475df570ccf8110613a847171e5cabb5","target":"record","created_at":"2026-05-18T04:36:19Z","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":"dcb5409ffb4a2b70f52cc954ac90c8df659cde642795f28e35bb32c33a4bd50a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-05-06T20:05:20Z","title_canon_sha256":"ef753b92363c22f6c9293d3d2f47ca69b507cfe5f4ca1d860d4d3ac304b3a1fb"},"schema_version":"1.0","source":{"id":"astro-ph/0405121","kind":"arxiv","version":1}},"canonical_sha256":"f2ed631bc8180d1fc186a5238d1c029e39f8eba87a6d12f0ceaa2bbc556b45d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2ed631bc8180d1fc186a5238d1c029e39f8eba87a6d12f0ceaa2bbc556b45d4","first_computed_at":"2026-05-18T04:36:19.490503Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:19.490503Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iFUZWYVT/4HjeUH3KfJDMnV+pHRnRKIXVN64BNMD9oqYAiO9NZOYBwMK39xgts+IjEoDzEXh5HPVDtJZ7eMQDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:19.490950Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0405121","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a222a8cd5a76c9e6a14cdc3e3f9be8eb475df570ccf8110613a847171e5cabb5","sha256:c801e9019f5de8677de7a5755f62cdaf9215c2834ea48a9a110abdb0ea06c9c2"],"state_sha256":"e6b9cebfee3a64cdc1fdff521db83766ccf6fe20a0fc901900c25eb1b7fec905"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ik8ZvGzIEeSEnGDTZrG0efCwl3MwRmzDypfQ+szECTfldt9D04EYW/L0Pm4zMvJhSvfMZ4YLgmNayejM3hzqDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T18:04:42.990161Z","bundle_sha256":"fd56607a2b7f7142b5f83a52d6474d332e4b799ad4c4730483b2366dd1914269"}}