{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:OSRMKHGQTFFGOPMUAJFXBKJ7PB","short_pith_number":"pith:OSRMKHGQ","canonical_record":{"source":{"id":"1806.09693","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-06-25T20:34:21Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"e582fc33c97ef67729b0d0a6a17e11eb991c2e7adf0216a40162587f9044a388","abstract_canon_sha256":"bb9d9222a2feeb874624e578463e0125321d38beb7858c12d660c1c9297b20da"},"schema_version":"1.0"},"canonical_sha256":"74a2c51cd0994a673d94024b70a93f78493f038d3004c8dc108abdee08965dda","source":{"kind":"arxiv","id":"1806.09693","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09693","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09693v2","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09693","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"pith_short_12","alias_value":"OSRMKHGQTFFG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"OSRMKHGQTFFGOPMU","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"OSRMKHGQ","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:OSRMKHGQTFFGOPMUAJFXBKJ7PB","target":"record","payload":{"canonical_record":{"source":{"id":"1806.09693","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-06-25T20:34:21Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"e582fc33c97ef67729b0d0a6a17e11eb991c2e7adf0216a40162587f9044a388","abstract_canon_sha256":"bb9d9222a2feeb874624e578463e0125321d38beb7858c12d660c1c9297b20da"},"schema_version":"1.0"},"canonical_sha256":"74a2c51cd0994a673d94024b70a93f78493f038d3004c8dc108abdee08965dda","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:53.138980Z","signature_b64":"lG9TLprCr6eeVe9tBpJzmOdYU8GoKqb+EMIM1Z3a6+dx3sil6PRy+L05LMkuh0QXmcmxq0lpeHeXZsDMSRRKCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74a2c51cd0994a673d94024b70a93f78493f038d3004c8dc108abdee08965dda","last_reissued_at":"2026-05-18T00:01:53.138611Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:53.138611Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.09693","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":"2026-05-18T00:01:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O+fzapE/CILB5zX51c+NBliD9TOmiEWCiQalSGf+YBxQd3Bbvtg84aUTJwRhLxCQNWXSd8U7FHZUwCOc0uCoBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:52:58.863449Z"},"content_sha256":"6cfdca2fb449a59836aea5c47d91ee9556e5583738a98e4383cc6a12fe660716","schema_version":"1.0","event_id":"sha256:6cfdca2fb449a59836aea5c47d91ee9556e5583738a98e4383cc6a12fe660716"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:OSRMKHGQTFFGOPMUAJFXBKJ7PB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superluminal motion of a relativistic jet in the neutron star merger GW170817","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"A. Corsi (TTU), A. Horesh (HUJI), A. T. Deller (Swinburne, Caltech), D.A. Frail (NRAO), E. Nakar (Tel Aviv), G. Hallinan (Caltech), K. Hotokezaka (Princeton), K. P. Mooley (NRAO, O. Gottlieb (Tel Aviv), OzGrav), S. Bourke (Chalmers)","submitted_at":"2018-06-25T20:34:21Z","abstract_excerpt":"The binary neutron star merger GW170817 was accompanied by radiation across the electromagnetic spectrum and localized to the galaxy NGC 4993 at a distance of 41+/-3 Mpc. The radio and X-ray afterglows of GW170817 exhibited delayed onset, a gradual rise in the emission with time as t^0.8, a peak at about 150 days post-merger, followed by a relatively rapid decline. To date, various models have been proposed to explain the afterglow emission, including a choked-jet cocoon and a successful-jet cocoon (a.k.a. structured jet). However, the observational data have remained inconclusive as to whethe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09693","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":"2026-05-18T00:01:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k5CjtrMJPEaCqn+joadJS0p+HDOsylI1d6kX+MIMQ/eB0vGHCKebncPOlPZPvH2gGf4uM7vZFRs6Fj3nQJTTCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:52:58.863953Z"},"content_sha256":"cc6850b8b2f3c60aec0fb424d65f0ef120fbdfe11ff70e200372d4e6fe94ecf3","schema_version":"1.0","event_id":"sha256:cc6850b8b2f3c60aec0fb424d65f0ef120fbdfe11ff70e200372d4e6fe94ecf3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/bundle.json","state_url":"https://pith.science/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/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":"2026-05-31T12:52:58Z","links":{"resolver":"https://pith.science/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB","bundle":"https://pith.science/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/bundle.json","state":"https://pith.science/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OSRMKHGQTFFGOPMUAJFXBKJ7PB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:OSRMKHGQTFFGOPMUAJFXBKJ7PB","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":"bb9d9222a2feeb874624e578463e0125321d38beb7858c12d660c1c9297b20da","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-06-25T20:34:21Z","title_canon_sha256":"e582fc33c97ef67729b0d0a6a17e11eb991c2e7adf0216a40162587f9044a388"},"schema_version":"1.0","source":{"id":"1806.09693","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.09693","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"arxiv_version","alias_value":"1806.09693v2","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09693","created_at":"2026-05-18T00:01:53Z"},{"alias_kind":"pith_short_12","alias_value":"OSRMKHGQTFFG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"OSRMKHGQTFFGOPMU","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"OSRMKHGQ","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:cc6850b8b2f3c60aec0fb424d65f0ef120fbdfe11ff70e200372d4e6fe94ecf3","target":"graph","created_at":"2026-05-18T00:01:53Z","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 binary neutron star merger GW170817 was accompanied by radiation across the electromagnetic spectrum and localized to the galaxy NGC 4993 at a distance of 41+/-3 Mpc. The radio and X-ray afterglows of GW170817 exhibited delayed onset, a gradual rise in the emission with time as t^0.8, a peak at about 150 days post-merger, followed by a relatively rapid decline. To date, various models have been proposed to explain the afterglow emission, including a choked-jet cocoon and a successful-jet cocoon (a.k.a. structured jet). However, the observational data have remained inconclusive as to whethe","authors_text":"A. Corsi (TTU), A. Horesh (HUJI), A. T. Deller (Swinburne, Caltech), D.A. Frail (NRAO), E. Nakar (Tel Aviv), G. Hallinan (Caltech), K. Hotokezaka (Princeton), K. P. Mooley (NRAO, O. Gottlieb (Tel Aviv), OzGrav), S. Bourke (Chalmers)","cross_cats":["astro-ph.CO","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-06-25T20:34:21Z","title":"Superluminal motion of a relativistic jet in the neutron star merger GW170817"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09693","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":"sha256:6cfdca2fb449a59836aea5c47d91ee9556e5583738a98e4383cc6a12fe660716","target":"record","created_at":"2026-05-18T00:01:53Z","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":"bb9d9222a2feeb874624e578463e0125321d38beb7858c12d660c1c9297b20da","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-06-25T20:34:21Z","title_canon_sha256":"e582fc33c97ef67729b0d0a6a17e11eb991c2e7adf0216a40162587f9044a388"},"schema_version":"1.0","source":{"id":"1806.09693","kind":"arxiv","version":2}},"canonical_sha256":"74a2c51cd0994a673d94024b70a93f78493f038d3004c8dc108abdee08965dda","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74a2c51cd0994a673d94024b70a93f78493f038d3004c8dc108abdee08965dda","first_computed_at":"2026-05-18T00:01:53.138611Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:01:53.138611Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lG9TLprCr6eeVe9tBpJzmOdYU8GoKqb+EMIM1Z3a6+dx3sil6PRy+L05LMkuh0QXmcmxq0lpeHeXZsDMSRRKCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:01:53.138980Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.09693","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cfdca2fb449a59836aea5c47d91ee9556e5583738a98e4383cc6a12fe660716","sha256:cc6850b8b2f3c60aec0fb424d65f0ef120fbdfe11ff70e200372d4e6fe94ecf3"],"state_sha256":"4b8b1ed71c50528db28cc3914c81081d847fbbc9e98be2348ec89a00b06c0f0c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2MhSC5UQwbrY6ifjLJ22fTySecKYF/eDCUksPy0rBFdDWX3Zh8jp0U5fIWCevCuP+5LXK1x4hXNwen/tFLWTCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T12:52:58.867302Z","bundle_sha256":"810c516c7f4dc26b649ad9f70b6fd8df54fc145ce0401d8cd22fd458be1a8e71"}}