{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:3PRGXIW6ZXA5MKDUFK7MPXH4MD","short_pith_number":"pith:3PRGXIW6","canonical_record":{"source":{"id":"1307.7276","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-27T16:28:42Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f40f772ab2dd43c06f499eb336f773e17b10fa4a21869eb9bc74e692297e8c2a","abstract_canon_sha256":"7c4c66cbcbe3ae9abdc156c8b9e89f43f9fc8bc4d1467f03842eaef15427b3ac"},"schema_version":"1.0"},"canonical_sha256":"dbe26ba2decdc1d628742abec7dcfc60c49b8240f7f69922446bf742feded13f","source":{"kind":"arxiv","id":"1307.7276","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.7276","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"arxiv_version","alias_value":"1307.7276v3","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.7276","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"pith_short_12","alias_value":"3PRGXIW6ZXA5","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3PRGXIW6ZXA5MKDU","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3PRGXIW6","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:3PRGXIW6ZXA5MKDUFK7MPXH4MD","target":"record","payload":{"canonical_record":{"source":{"id":"1307.7276","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-27T16:28:42Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f40f772ab2dd43c06f499eb336f773e17b10fa4a21869eb9bc74e692297e8c2a","abstract_canon_sha256":"7c4c66cbcbe3ae9abdc156c8b9e89f43f9fc8bc4d1467f03842eaef15427b3ac"},"schema_version":"1.0"},"canonical_sha256":"dbe26ba2decdc1d628742abec7dcfc60c49b8240f7f69922446bf742feded13f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:10:36.533168Z","signature_b64":"suEOBTqweQ9XrdPxsGvqp5PT78ZXYp/SNCOxi9JeV67uK7fUZl8j4FwrEsTMpWxPt0ubINJYg+3FoiGxQRYxAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dbe26ba2decdc1d628742abec7dcfc60c49b8240f7f69922446bf742feded13f","last_reissued_at":"2026-05-18T03:10:36.532673Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:10:36.532673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.7276","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":"2026-05-18T03:10:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3MDDekyTzj+/IvQ5Tqlb+Seh9kbV0psH13FiNezJuWuEksQ0YSFP2cKgfsfvL33AHp+SjNTojbDR3LzUI7oOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T03:27:36.289721Z"},"content_sha256":"96ce24073550f3ea9a7d8cb1544e461ba20c2a03ea016dcbbb208889f1c5ad68","schema_version":"1.0","event_id":"sha256:96ce24073550f3ea9a7d8cb1544e461ba20c2a03ea016dcbbb208889f1c5ad68"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:3PRGXIW6ZXA5MKDUFK7MPXH4MD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Expectations for extreme-mass-ratio bursts from the Galactic Centre","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"C. P. L. Berry, J. R. Gair","submitted_at":"2013-07-27T16:28:42Z","abstract_excerpt":"When a compact object on a highly eccentric orbit about a much more massive body passes through periapsis it emits a short gravitational wave signal known as an extreme-mass-ratio burst (EMRB). We consider stellar mass objects orbiting the massive black hole (MBH) found in the Galactic Centre. EMRBs provide a novel means of extracting information about the MBH; an EMRB from the Galactic MBH could be highly informative regarding the MBH's mass and spin if the orbital periapsis is small enough. However, to be a useful astronomical tool EMRBs must be both informative and sufficiently common to be"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.7276","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":""},"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":"2026-05-18T03:10:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kiDk/FcDEGBw/GL3t5sNqF9sG7Xu2ZJQM4qaOXOvL+8uKJeZ7YaJyq5/oyIQZaq8c5vsR6ae64vT+wBueyi4DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T03:27:36.290351Z"},"content_sha256":"769d34e0a4de037e299a0f1f6cf922804f5bd6518d457b04d403a4d1cb0b6696","schema_version":"1.0","event_id":"sha256:769d34e0a4de037e299a0f1f6cf922804f5bd6518d457b04d403a4d1cb0b6696"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/bundle.json","state_url":"https://pith.science/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/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":"2026-05-24T03:27:36Z","links":{"resolver":"https://pith.science/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD","bundle":"https://pith.science/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/bundle.json","state":"https://pith.science/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3PRGXIW6ZXA5MKDUFK7MPXH4MD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:3PRGXIW6ZXA5MKDUFK7MPXH4MD","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":"7c4c66cbcbe3ae9abdc156c8b9e89f43f9fc8bc4d1467f03842eaef15427b3ac","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-27T16:28:42Z","title_canon_sha256":"f40f772ab2dd43c06f499eb336f773e17b10fa4a21869eb9bc74e692297e8c2a"},"schema_version":"1.0","source":{"id":"1307.7276","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.7276","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"arxiv_version","alias_value":"1307.7276v3","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.7276","created_at":"2026-05-18T03:10:36Z"},{"alias_kind":"pith_short_12","alias_value":"3PRGXIW6ZXA5","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3PRGXIW6ZXA5MKDU","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3PRGXIW6","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:769d34e0a4de037e299a0f1f6cf922804f5bd6518d457b04d403a4d1cb0b6696","target":"graph","created_at":"2026-05-18T03:10:36Z","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":"When a compact object on a highly eccentric orbit about a much more massive body passes through periapsis it emits a short gravitational wave signal known as an extreme-mass-ratio burst (EMRB). We consider stellar mass objects orbiting the massive black hole (MBH) found in the Galactic Centre. EMRBs provide a novel means of extracting information about the MBH; an EMRB from the Galactic MBH could be highly informative regarding the MBH's mass and spin if the orbital periapsis is small enough. However, to be a useful astronomical tool EMRBs must be both informative and sufficiently common to be","authors_text":"C. P. L. Berry, J. R. Gair","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-27T16:28:42Z","title":"Expectations for extreme-mass-ratio bursts from the Galactic Centre"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.7276","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":"sha256:96ce24073550f3ea9a7d8cb1544e461ba20c2a03ea016dcbbb208889f1c5ad68","target":"record","created_at":"2026-05-18T03:10:36Z","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":"7c4c66cbcbe3ae9abdc156c8b9e89f43f9fc8bc4d1467f03842eaef15427b3ac","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-27T16:28:42Z","title_canon_sha256":"f40f772ab2dd43c06f499eb336f773e17b10fa4a21869eb9bc74e692297e8c2a"},"schema_version":"1.0","source":{"id":"1307.7276","kind":"arxiv","version":3}},"canonical_sha256":"dbe26ba2decdc1d628742abec7dcfc60c49b8240f7f69922446bf742feded13f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dbe26ba2decdc1d628742abec7dcfc60c49b8240f7f69922446bf742feded13f","first_computed_at":"2026-05-18T03:10:36.532673Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:10:36.532673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"suEOBTqweQ9XrdPxsGvqp5PT78ZXYp/SNCOxi9JeV67uK7fUZl8j4FwrEsTMpWxPt0ubINJYg+3FoiGxQRYxAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:10:36.533168Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.7276","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96ce24073550f3ea9a7d8cb1544e461ba20c2a03ea016dcbbb208889f1c5ad68","sha256:769d34e0a4de037e299a0f1f6cf922804f5bd6518d457b04d403a4d1cb0b6696"],"state_sha256":"57850de17ab7578b1f42e32f026140b9014b53362d5a22c1fdaf7db752ca7b7d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"whRVs23prK/7g0PDxcdjWriFe4bxN6c54aCrtV1VAUs2l9PBFLg41j01XiXaSgRsz+hOa3yltNMZ6Tr14/qlCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T03:27:36.293762Z","bundle_sha256":"08f97f6d691e52d96bfa1252e558779132dafca9bfcce6a1544cfabec7fd9a5e"}}