{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:LXNO25HRELMJIHXAHSX5NAJDFU","short_pith_number":"pith:LXNO25HR","canonical_record":{"source":{"id":"2312.03109","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-12-05T20:10:32Z","cross_cats_sorted":[],"title_canon_sha256":"fc22a44ba2a7f15fe4ce876b82696b806656d6ea213614770ec43cf8741df6cb","abstract_canon_sha256":"3b4eea7dc183b96d3b76963f2f8d7c528225e03871e3b9907fa32e35e0b3e569"},"schema_version":"1.0"},"canonical_sha256":"5ddaed74f122d8941ee03cafd681232d317e1ed7c3f3ce2e96a3633a059850f3","source":{"kind":"arxiv","id":"2312.03109","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.03109","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"arxiv_version","alias_value":"2312.03109v1","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.03109","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_12","alias_value":"LXNO25HRELMJ","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_16","alias_value":"LXNO25HRELMJIHXA","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_8","alias_value":"LXNO25HR","created_at":"2026-07-05T07:20:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:LXNO25HRELMJIHXAHSX5NAJDFU","target":"record","payload":{"canonical_record":{"source":{"id":"2312.03109","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-12-05T20:10:32Z","cross_cats_sorted":[],"title_canon_sha256":"fc22a44ba2a7f15fe4ce876b82696b806656d6ea213614770ec43cf8741df6cb","abstract_canon_sha256":"3b4eea7dc183b96d3b76963f2f8d7c528225e03871e3b9907fa32e35e0b3e569"},"schema_version":"1.0"},"canonical_sha256":"5ddaed74f122d8941ee03cafd681232d317e1ed7c3f3ce2e96a3633a059850f3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:20:58.133364Z","signature_b64":"kJwdqf1ET2Sgi2pc8zdqpA8U48V2if5Haid8lBkbaFWb8qy9vTDTSYT+dTHevEIGNVmCA3sK2mpRxUIsqKZaCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ddaed74f122d8941ee03cafd681232d317e1ed7c3f3ce2e96a3633a059850f3","last_reissued_at":"2026-07-05T07:20:58.132937Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:20:58.132937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.03109","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":"2026-07-05T07:20:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"chnBKnYWNNHDcVLpnrIxQUdroh4Q/QxXc7jS42fB8mzcdBNq07qsqSxD99N9Pai53Fry8ji3VLWXd5mD4xv4CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T03:34:19.416025Z"},"content_sha256":"daa194a2734e9a07a12612b07d125ab10ce68981afbb43654c5d625878ebebe1","schema_version":"1.0","event_id":"sha256:daa194a2734e9a07a12612b07d125ab10ce68981afbb43654c5d625878ebebe1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:LXNO25HRELMJIHXAHSX5NAJDFU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Black hole growths in gamma-ray bursts driven by the Blandford-Znajek mechanism","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Tong Liu, Xiao-Yan Li","submitted_at":"2023-12-05T20:10:32Z","abstract_excerpt":"The Blandford-Znajek (BZ) mechanism in stellar-mass black hole (BH) hyperaccretion systems is generally considered to power gamma-ray bursts (GRBs). Based on observational GRB data, we use the BZ mechanism driven by the BH hyperaccretion disc to investigate the evolution of the BH mass and spin after the jets break out from the progenitors. We find that the BH growths are almost independent of initial BH masses. Meanwhile, the BH growths will be more efficient with smaller initial spin parameters. We conclude that (i) the BZ mechanism is efficient for triggering BH growths for only 1 of 206 ty"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.03109","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2312.03109/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":"2026-07-05T07:20:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gnpx62/nYdZYZTzBogMmeOpmVPOYlBvsZbbaDLGHxxrZibM5kDKDFYzWTVwztpOkMtgdY1irFvvaOk3teeIoDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T03:34:19.416517Z"},"content_sha256":"e0607a2d9bb7d30cc910944bb856e78d25a8dc0300519d23f2ed452f05978fb9","schema_version":"1.0","event_id":"sha256:e0607a2d9bb7d30cc910944bb856e78d25a8dc0300519d23f2ed452f05978fb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LXNO25HRELMJIHXAHSX5NAJDFU/bundle.json","state_url":"https://pith.science/pith/LXNO25HRELMJIHXAHSX5NAJDFU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LXNO25HRELMJIHXAHSX5NAJDFU/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":"2026-08-18T03:34:19Z","links":{"resolver":"https://pith.science/pith/LXNO25HRELMJIHXAHSX5NAJDFU","bundle":"https://pith.science/pith/LXNO25HRELMJIHXAHSX5NAJDFU/bundle.json","state":"https://pith.science/pith/LXNO25HRELMJIHXAHSX5NAJDFU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LXNO25HRELMJIHXAHSX5NAJDFU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:LXNO25HRELMJIHXAHSX5NAJDFU","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":"3b4eea7dc183b96d3b76963f2f8d7c528225e03871e3b9907fa32e35e0b3e569","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-12-05T20:10:32Z","title_canon_sha256":"fc22a44ba2a7f15fe4ce876b82696b806656d6ea213614770ec43cf8741df6cb"},"schema_version":"1.0","source":{"id":"2312.03109","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.03109","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"arxiv_version","alias_value":"2312.03109v1","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.03109","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_12","alias_value":"LXNO25HRELMJ","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_16","alias_value":"LXNO25HRELMJIHXA","created_at":"2026-07-05T07:20:58Z"},{"alias_kind":"pith_short_8","alias_value":"LXNO25HR","created_at":"2026-07-05T07:20:58Z"}],"graph_snapshots":[{"event_id":"sha256:e0607a2d9bb7d30cc910944bb856e78d25a8dc0300519d23f2ed452f05978fb9","target":"graph","created_at":"2026-07-05T07:20:58Z","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/2312.03109/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Blandford-Znajek (BZ) mechanism in stellar-mass black hole (BH) hyperaccretion systems is generally considered to power gamma-ray bursts (GRBs). Based on observational GRB data, we use the BZ mechanism driven by the BH hyperaccretion disc to investigate the evolution of the BH mass and spin after the jets break out from the progenitors. We find that the BH growths are almost independent of initial BH masses. Meanwhile, the BH growths will be more efficient with smaller initial spin parameters. We conclude that (i) the BZ mechanism is efficient for triggering BH growths for only 1 of 206 ty","authors_text":"Tong Liu, Xiao-Yan Li","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-12-05T20:10:32Z","title":"Black hole growths in gamma-ray bursts driven by the Blandford-Znajek mechanism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.03109","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:daa194a2734e9a07a12612b07d125ab10ce68981afbb43654c5d625878ebebe1","target":"record","created_at":"2026-07-05T07:20:58Z","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":"3b4eea7dc183b96d3b76963f2f8d7c528225e03871e3b9907fa32e35e0b3e569","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-12-05T20:10:32Z","title_canon_sha256":"fc22a44ba2a7f15fe4ce876b82696b806656d6ea213614770ec43cf8741df6cb"},"schema_version":"1.0","source":{"id":"2312.03109","kind":"arxiv","version":1}},"canonical_sha256":"5ddaed74f122d8941ee03cafd681232d317e1ed7c3f3ce2e96a3633a059850f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ddaed74f122d8941ee03cafd681232d317e1ed7c3f3ce2e96a3633a059850f3","first_computed_at":"2026-07-05T07:20:58.132937Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:20:58.132937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kJwdqf1ET2Sgi2pc8zdqpA8U48V2if5Haid8lBkbaFWb8qy9vTDTSYT+dTHevEIGNVmCA3sK2mpRxUIsqKZaCw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:20:58.133364Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.03109","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:daa194a2734e9a07a12612b07d125ab10ce68981afbb43654c5d625878ebebe1","sha256:e0607a2d9bb7d30cc910944bb856e78d25a8dc0300519d23f2ed452f05978fb9"],"state_sha256":"0fdbf94c9a34b0f906e92118152b90ef107abc8294e936fe79139c9deb78dfdf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"003C4UI8fp3/kekUm4LRE21tnUuCdP448qZWTkUnslltxp45IMu//0U6IOmOahkcPs1ulPDQ33U7tXx5wUm1Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T03:34:19.420464Z","bundle_sha256":"7ddc4d6dc014d89a387d525c0acef1873acf26ba7aca2a8ee8ba63772787f488"}}