{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:4U5THTRKIQ3K3JJWJQBSDRSBCN","short_pith_number":"pith:4U5THTRK","canonical_record":{"source":{"id":"2212.10943","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-21T11:33:20Z","cross_cats_sorted":[],"title_canon_sha256":"512b4e72a2bcf8d30614b8217c846e8474fcefa0c43d20fa07c93e52d25c0547","abstract_canon_sha256":"3b9c39a475cd9cde4b8067875942a178e51f943be8427b380958e748a1087433"},"schema_version":"1.0"},"canonical_sha256":"e53b33ce2a4436ada5364c0321c64113428832a73ba23855b38802b4fcfb9e68","source":{"kind":"arxiv","id":"2212.10943","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.10943","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"arxiv_version","alias_value":"2212.10943v2","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10943","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_12","alias_value":"4U5THTRKIQ3K","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_16","alias_value":"4U5THTRKIQ3K3JJW","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_8","alias_value":"4U5THTRK","created_at":"2026-07-05T06:32:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:4U5THTRKIQ3K3JJWJQBSDRSBCN","target":"record","payload":{"canonical_record":{"source":{"id":"2212.10943","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-21T11:33:20Z","cross_cats_sorted":[],"title_canon_sha256":"512b4e72a2bcf8d30614b8217c846e8474fcefa0c43d20fa07c93e52d25c0547","abstract_canon_sha256":"3b9c39a475cd9cde4b8067875942a178e51f943be8427b380958e748a1087433"},"schema_version":"1.0"},"canonical_sha256":"e53b33ce2a4436ada5364c0321c64113428832a73ba23855b38802b4fcfb9e68","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:32:04.422213Z","signature_b64":"qFiCh3e20WL89c89ckT6HNb+cAg1K2c9NAdBah4KKDmalNm3gOxXKEN2Y2ZXXmVfo4feawx+xwonHkfBaECwBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e53b33ce2a4436ada5364c0321c64113428832a73ba23855b38802b4fcfb9e68","last_reissued_at":"2026-07-05T06:32:04.421740Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:32:04.421740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.10943","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":"2026-07-05T06:32:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xftpqBfDzY98Xb1NwBBiLFoKcVPf99hKZJirx1GuvdodXNVxW/6mIYXLi7Pt+zHfJwSz2iwzW7/Yb6yXT3VcDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T07:53:53.774183Z"},"content_sha256":"62f5267438cb97f0dff87ba46a288a68c0a6f58e315e2f72835677234e3ffff6","schema_version":"1.0","event_id":"sha256:62f5267438cb97f0dff87ba46a288a68c0a6f58e315e2f72835677234e3ffff6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:4U5THTRKIQ3K3JJWJQBSDRSBCN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DeepGlow: an efficient neural-network emulator of physical afterglow models for gamma-ray bursts and gravitational-wave events","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Joeri van Leeuwen, Oliver M. Boersma","submitted_at":"2022-12-21T11:33:20Z","abstract_excerpt":"Gamma-ray bursts (GRBs) and double neutron-star merger gravitational wave events are followed by afterglows that shine from X-rays to radio, and these broadband transients are generally interpreted using analytical models. Such models are relatively fast to execute, and thus easily allow estimates of the energy and geometry parameters of the blast wave, through many trial-and-error model calculations. One problem, however, is that such analytical models do not capture the underlying physical processes as well as more realistic relativistic numerical hydrodynamic (RHD) simulations do. Ideally, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10943","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.10943/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T06:32:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZL0j+g2Raun9EX11IUoSDS0v3+2Y6jS2uyYYIQZAdd2mFMpUFkRLAbQpY+KUAjEHnkHlOP+4mq5HL22glON8Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T07:53:53.774681Z"},"content_sha256":"20965ad1ded503198f8e6652544b1f3c3ee7ad828f1795d2be4fcb7ee0aa7389","schema_version":"1.0","event_id":"sha256:20965ad1ded503198f8e6652544b1f3c3ee7ad828f1795d2be4fcb7ee0aa7389"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/bundle.json","state_url":"https://pith.science/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/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":"2026-08-09T07:53:53Z","links":{"resolver":"https://pith.science/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN","bundle":"https://pith.science/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/bundle.json","state":"https://pith.science/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4U5THTRKIQ3K3JJWJQBSDRSBCN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:4U5THTRKIQ3K3JJWJQBSDRSBCN","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":"3b9c39a475cd9cde4b8067875942a178e51f943be8427b380958e748a1087433","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-21T11:33:20Z","title_canon_sha256":"512b4e72a2bcf8d30614b8217c846e8474fcefa0c43d20fa07c93e52d25c0547"},"schema_version":"1.0","source":{"id":"2212.10943","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.10943","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"arxiv_version","alias_value":"2212.10943v2","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10943","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_12","alias_value":"4U5THTRKIQ3K","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_16","alias_value":"4U5THTRKIQ3K3JJW","created_at":"2026-07-05T06:32:04Z"},{"alias_kind":"pith_short_8","alias_value":"4U5THTRK","created_at":"2026-07-05T06:32:04Z"}],"graph_snapshots":[{"event_id":"sha256:20965ad1ded503198f8e6652544b1f3c3ee7ad828f1795d2be4fcb7ee0aa7389","target":"graph","created_at":"2026-07-05T06:32:04Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2212.10943/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Gamma-ray bursts (GRBs) and double neutron-star merger gravitational wave events are followed by afterglows that shine from X-rays to radio, and these broadband transients are generally interpreted using analytical models. Such models are relatively fast to execute, and thus easily allow estimates of the energy and geometry parameters of the blast wave, through many trial-and-error model calculations. One problem, however, is that such analytical models do not capture the underlying physical processes as well as more realistic relativistic numerical hydrodynamic (RHD) simulations do. Ideally, ","authors_text":"Joeri van Leeuwen, Oliver M. Boersma","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-21T11:33:20Z","title":"DeepGlow: an efficient neural-network emulator of physical afterglow models for gamma-ray bursts and gravitational-wave events"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10943","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":"sha256:62f5267438cb97f0dff87ba46a288a68c0a6f58e315e2f72835677234e3ffff6","target":"record","created_at":"2026-07-05T06:32:04Z","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":"3b9c39a475cd9cde4b8067875942a178e51f943be8427b380958e748a1087433","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-21T11:33:20Z","title_canon_sha256":"512b4e72a2bcf8d30614b8217c846e8474fcefa0c43d20fa07c93e52d25c0547"},"schema_version":"1.0","source":{"id":"2212.10943","kind":"arxiv","version":2}},"canonical_sha256":"e53b33ce2a4436ada5364c0321c64113428832a73ba23855b38802b4fcfb9e68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e53b33ce2a4436ada5364c0321c64113428832a73ba23855b38802b4fcfb9e68","first_computed_at":"2026-07-05T06:32:04.421740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:32:04.421740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qFiCh3e20WL89c89ckT6HNb+cAg1K2c9NAdBah4KKDmalNm3gOxXKEN2Y2ZXXmVfo4feawx+xwonHkfBaECwBA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:32:04.422213Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.10943","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:62f5267438cb97f0dff87ba46a288a68c0a6f58e315e2f72835677234e3ffff6","sha256:20965ad1ded503198f8e6652544b1f3c3ee7ad828f1795d2be4fcb7ee0aa7389"],"state_sha256":"97652d77888f7f1f41be7a761b0a21f56529c079896260014b14d6dc9c25ee8d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G1gQOlxLRiMz9pOKOF3aUgzsEEr8ti5QNOh2Xm4K93dGkb6dGZCZi3y0PDLblsuopHXsZigg2AgfdMS3De2CAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T07:53:53.778618Z","bundle_sha256":"7a9a1c2cd5a7e5f8a8a29966d834cb5fec45d4a3074ca5b216dd5b25414de29b"}}