{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:ZLUI7KHQAAAXLJ4NBG6D7YLYFE","short_pith_number":"pith:ZLUI7KHQ","canonical_record":{"source":{"id":"1207.0045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-06-30T04:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"c425c4cdb9143189765cc9979fd4deac0205935b624b71e22fa8cef38f1f230e","abstract_canon_sha256":"464f1e18f8794544f29a0fe7ddd08f3950ef95260643aeb79784c33f83838a0d"},"schema_version":"1.0"},"canonical_sha256":"cae88fa8f0000175a78d09bc3fe1782925cf7e05ae10847d8761f2e3c2e7981f","source":{"kind":"arxiv","id":"1207.0045","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.0045","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"arxiv_version","alias_value":"1207.0045v1","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.0045","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZLUI7KHQAAAX","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZLUI7KHQAAAXLJ4N","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZLUI7KHQ","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:ZLUI7KHQAAAXLJ4NBG6D7YLYFE","target":"record","payload":{"canonical_record":{"source":{"id":"1207.0045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-06-30T04:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"c425c4cdb9143189765cc9979fd4deac0205935b624b71e22fa8cef38f1f230e","abstract_canon_sha256":"464f1e18f8794544f29a0fe7ddd08f3950ef95260643aeb79784c33f83838a0d"},"schema_version":"1.0"},"canonical_sha256":"cae88fa8f0000175a78d09bc3fe1782925cf7e05ae10847d8761f2e3c2e7981f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:52:00.480697Z","signature_b64":"v+F8+bn1RKA9SiaIHkw9AIVTkAbf44ZEGyk0hReMHxuzm+Ui5JcUxojst5FYYipglfSBeWCuCIa7j5L2MlxkCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cae88fa8f0000175a78d09bc3fe1782925cf7e05ae10847d8761f2e3c2e7981f","last_reissued_at":"2026-05-18T03:52:00.480261Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:52:00.480261Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.0045","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":"2026-05-18T03:52:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L1ViYT6H+dJR2+0AScdMyooG8RlfGHTOIL7xN0D74+vuGO5VPdxWpSg7eu7dEa6jd6WTKcxXIDScN6+ql29mDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T06:35:28.851745Z"},"content_sha256":"f6220086564385d3a4e99b2a3b3daf3995861dcd964da9e9006ebab8ee5d1732","schema_version":"1.0","event_id":"sha256:f6220086564385d3a4e99b2a3b3daf3995861dcd964da9e9006ebab8ee5d1732"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:ZLUI7KHQAAAXLJ4NBG6D7YLYFE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Burst Fluence Distributions of Soft Gamma Repeaters 1806-20 and 1900+14 in the RXTE PCA era","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Philip Kaaret, Zachary Prieskorn","submitted_at":"2012-06-30T04:52:28Z","abstract_excerpt":"We study the fluence distributions of over 3040 bursts from SGR 1806-20 and over 1963 bursts from SGR 1900+14 using the complete set of observations available from the Rossi X-Ray Timing Explorer/Proportional Counter Array through March 2011. Cumulative event distributions are presented for both sources and are fitted with single and broken power laws as well as an exponential cutoff. The distributions are best fit by a broken power law with exponential cutoff, however the statistical significance of the cutoff is not high and the upper portion of the broken power law can be explained as the e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.0045","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":"2026-05-18T03:52:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3uSelfTPCpvHx6lH6ox87qqg2Ul1b8K9or8P6c3F7rVk6vbPHmYzF6dRDlJQZiS7B9jeCp17K+J4DsyrG3TkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T06:35:28.852085Z"},"content_sha256":"418b1e5a9cf9c5baa77bb6ab25b22b71a2424ce4bbe7c91b45d0078b0fa77298","schema_version":"1.0","event_id":"sha256:418b1e5a9cf9c5baa77bb6ab25b22b71a2424ce4bbe7c91b45d0078b0fa77298"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/bundle.json","state_url":"https://pith.science/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/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":"2026-06-29T06:35:28Z","links":{"resolver":"https://pith.science/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE","bundle":"https://pith.science/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/bundle.json","state":"https://pith.science/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZLUI7KHQAAAXLJ4NBG6D7YLYFE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:ZLUI7KHQAAAXLJ4NBG6D7YLYFE","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":"464f1e18f8794544f29a0fe7ddd08f3950ef95260643aeb79784c33f83838a0d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-06-30T04:52:28Z","title_canon_sha256":"c425c4cdb9143189765cc9979fd4deac0205935b624b71e22fa8cef38f1f230e"},"schema_version":"1.0","source":{"id":"1207.0045","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.0045","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"arxiv_version","alias_value":"1207.0045v1","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.0045","created_at":"2026-05-18T03:52:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZLUI7KHQAAAX","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"ZLUI7KHQAAAXLJ4N","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"ZLUI7KHQ","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:418b1e5a9cf9c5baa77bb6ab25b22b71a2424ce4bbe7c91b45d0078b0fa77298","target":"graph","created_at":"2026-05-18T03:52:00Z","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":"We study the fluence distributions of over 3040 bursts from SGR 1806-20 and over 1963 bursts from SGR 1900+14 using the complete set of observations available from the Rossi X-Ray Timing Explorer/Proportional Counter Array through March 2011. Cumulative event distributions are presented for both sources and are fitted with single and broken power laws as well as an exponential cutoff. The distributions are best fit by a broken power law with exponential cutoff, however the statistical significance of the cutoff is not high and the upper portion of the broken power law can be explained as the e","authors_text":"Philip Kaaret, Zachary Prieskorn","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-06-30T04:52:28Z","title":"Burst Fluence Distributions of Soft Gamma Repeaters 1806-20 and 1900+14 in the RXTE PCA era"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.0045","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:f6220086564385d3a4e99b2a3b3daf3995861dcd964da9e9006ebab8ee5d1732","target":"record","created_at":"2026-05-18T03:52:00Z","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":"464f1e18f8794544f29a0fe7ddd08f3950ef95260643aeb79784c33f83838a0d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-06-30T04:52:28Z","title_canon_sha256":"c425c4cdb9143189765cc9979fd4deac0205935b624b71e22fa8cef38f1f230e"},"schema_version":"1.0","source":{"id":"1207.0045","kind":"arxiv","version":1}},"canonical_sha256":"cae88fa8f0000175a78d09bc3fe1782925cf7e05ae10847d8761f2e3c2e7981f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cae88fa8f0000175a78d09bc3fe1782925cf7e05ae10847d8761f2e3c2e7981f","first_computed_at":"2026-05-18T03:52:00.480261Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:52:00.480261Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v+F8+bn1RKA9SiaIHkw9AIVTkAbf44ZEGyk0hReMHxuzm+Ui5JcUxojst5FYYipglfSBeWCuCIa7j5L2MlxkCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:52:00.480697Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.0045","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6220086564385d3a4e99b2a3b3daf3995861dcd964da9e9006ebab8ee5d1732","sha256:418b1e5a9cf9c5baa77bb6ab25b22b71a2424ce4bbe7c91b45d0078b0fa77298"],"state_sha256":"a37be3f7e9763d702d5524d8747c94b4e20280307ee7c89b9dcbde4d462cb8d3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z2+1wQ93U4KU7tIuWy8j381psiLvI+/MTzeF7l02Xv20AEbDKa+aBCl1IoDh7SQEYQ5k6dTG9ZQllikAmcUGBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T06:35:28.853932Z","bundle_sha256":"dc522b6c740120dc817f100215dbeda49263910e9a72a61fbfea15585c0ca802"}}