{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:TECJY3XDLRQ2YOH3SNRNIMYPL4","short_pith_number":"pith:TECJY3XD","canonical_record":{"source":{"id":"1311.1295","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-11-06T06:19:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"bd8d3f3f8211e295c3609770419a1acfbff7c00514a56e8bf9b01cd294c18187","abstract_canon_sha256":"b35c67a8aeb721789d984682c2bfdf76289574de1836104f3b5161aae25b16ac"},"schema_version":"1.0"},"canonical_sha256":"99049c6ee35c61ac38fb9362d4330f5f1212bf4a0e27b1e630b8967d81efa72e","source":{"kind":"arxiv","id":"1311.1295","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.1295","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"arxiv_version","alias_value":"1311.1295v2","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.1295","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"pith_short_12","alias_value":"TECJY3XDLRQ2","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TECJY3XDLRQ2YOH3","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TECJY3XD","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:TECJY3XDLRQ2YOH3SNRNIMYPL4","target":"record","payload":{"canonical_record":{"source":{"id":"1311.1295","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-11-06T06:19:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"bd8d3f3f8211e295c3609770419a1acfbff7c00514a56e8bf9b01cd294c18187","abstract_canon_sha256":"b35c67a8aeb721789d984682c2bfdf76289574de1836104f3b5161aae25b16ac"},"schema_version":"1.0"},"canonical_sha256":"99049c6ee35c61ac38fb9362d4330f5f1212bf4a0e27b1e630b8967d81efa72e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:38.445689Z","signature_b64":"WfdADFeySu/lcFEcmnDescMFxuzeKTRBVhuu8/YqOGG2odrEgA0nfhWZUay5jikVRbbZrnjMZQKeY+5N/bc6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99049c6ee35c61ac38fb9362d4330f5f1212bf4a0e27b1e630b8967d81efa72e","last_reissued_at":"2026-05-18T01:46:38.445264Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:38.445264Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.1295","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zgix+l5KEjsftEj0LQgSoXqDCV7XdrhXPZetdraruNKD1GVNjoOnnkhD9lycK4sBYfoLz03cS9sbIWJvqgADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T09:50:19.782969Z"},"content_sha256":"a7aa777c806f3cea7701d5fc4ddab75315db001714efa84404d587ff921cc2f6","schema_version":"1.0","event_id":"sha256:a7aa777c806f3cea7701d5fc4ddab75315db001714efa84404d587ff921cc2f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:TECJY3XDLRQ2YOH3SNRNIMYPL4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Subclasses in Swift Long Gamma-Ray Bursts: A Clue to Different Central Engines","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"Ryo Tsutsui, Toshikazu Shigeyama","submitted_at":"2013-11-06T06:19:10Z","abstract_excerpt":"Analyzing light curves of a complete sample of bright Swift long gamma-ray bursts (LGRBs) of which the peak photon fluxes constructed with the bin width of 1 second in the Swift 15-350 keV energy band exceed 2.6 photons cm$^{-2}$s$^{-1}$, we confirm that there do exist the third class in GRBs in addition to short and long GRBs. Being different from previous works based on the duration, fluence, etc. our classification method is based on two properties both quantified with light curve shapes of the prompt emission: the Absolute Deviation from the Constant Luminosity of their cumulative light cu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.1295","kind":"arxiv","version":2},"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":"2026-05-18T01:46:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u0y8WscRB4CPYX3mJlRcvNIV70Z4gx6WTdaHIsgH6Y5qZacNWFKx0n7DXz4U9+meKdrTafMd3NgD7HLLbVakCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T09:50:19.783577Z"},"content_sha256":"6908a631d55652f7981d033a20443f0838b40fc9325984a3f7724557e1dbcc77","schema_version":"1.0","event_id":"sha256:6908a631d55652f7981d033a20443f0838b40fc9325984a3f7724557e1dbcc77"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/bundle.json","state_url":"https://pith.science/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/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":"2026-06-07T09:50:19Z","links":{"resolver":"https://pith.science/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4","bundle":"https://pith.science/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/bundle.json","state":"https://pith.science/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TECJY3XDLRQ2YOH3SNRNIMYPL4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:TECJY3XDLRQ2YOH3SNRNIMYPL4","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":"b35c67a8aeb721789d984682c2bfdf76289574de1836104f3b5161aae25b16ac","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-11-06T06:19:10Z","title_canon_sha256":"bd8d3f3f8211e295c3609770419a1acfbff7c00514a56e8bf9b01cd294c18187"},"schema_version":"1.0","source":{"id":"1311.1295","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.1295","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"arxiv_version","alias_value":"1311.1295v2","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.1295","created_at":"2026-05-18T01:46:38Z"},{"alias_kind":"pith_short_12","alias_value":"TECJY3XDLRQ2","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TECJY3XDLRQ2YOH3","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TECJY3XD","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:6908a631d55652f7981d033a20443f0838b40fc9325984a3f7724557e1dbcc77","target":"graph","created_at":"2026-05-18T01:46:38Z","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":"Analyzing light curves of a complete sample of bright Swift long gamma-ray bursts (LGRBs) of which the peak photon fluxes constructed with the bin width of 1 second in the Swift 15-350 keV energy band exceed 2.6 photons cm$^{-2}$s$^{-1}$, we confirm that there do exist the third class in GRBs in addition to short and long GRBs. Being different from previous works based on the duration, fluence, etc. our classification method is based on two properties both quantified with light curve shapes of the prompt emission: the Absolute Deviation from the Constant Luminosity of their cumulative light cu","authors_text":"Ryo Tsutsui, Toshikazu Shigeyama","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-11-06T06:19:10Z","title":"On the Subclasses in Swift Long Gamma-Ray Bursts: A Clue to Different Central Engines"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.1295","kind":"arxiv","version":2},"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:a7aa777c806f3cea7701d5fc4ddab75315db001714efa84404d587ff921cc2f6","target":"record","created_at":"2026-05-18T01:46:38Z","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":"b35c67a8aeb721789d984682c2bfdf76289574de1836104f3b5161aae25b16ac","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-11-06T06:19:10Z","title_canon_sha256":"bd8d3f3f8211e295c3609770419a1acfbff7c00514a56e8bf9b01cd294c18187"},"schema_version":"1.0","source":{"id":"1311.1295","kind":"arxiv","version":2}},"canonical_sha256":"99049c6ee35c61ac38fb9362d4330f5f1212bf4a0e27b1e630b8967d81efa72e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99049c6ee35c61ac38fb9362d4330f5f1212bf4a0e27b1e630b8967d81efa72e","first_computed_at":"2026-05-18T01:46:38.445264Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:38.445264Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WfdADFeySu/lcFEcmnDescMFxuzeKTRBVhuu8/YqOGG2odrEgA0nfhWZUay5jikVRbbZrnjMZQKeY+5N/bc6CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:38.445689Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.1295","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7aa777c806f3cea7701d5fc4ddab75315db001714efa84404d587ff921cc2f6","sha256:6908a631d55652f7981d033a20443f0838b40fc9325984a3f7724557e1dbcc77"],"state_sha256":"d34e9edd6f1a9e224a8d43fc99a6fc12729da875be42a140c67c593c44f74fc9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"igbqU3ejLviUrGopAzpsbnglDD23O3UHbYUyEQYLm5E+IMmVsBeveG6FyCcvcAnTVHufGP+OIFIgaqrsBKsJAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T09:50:19.786691Z","bundle_sha256":"4391d01bf1f95ecc346d79620af239ae32b7f3d580e972af939f5dad1d37d1d8"}}