{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:VUR5H64Z4NZRBXBSVORFKCLV3A","short_pith_number":"pith:VUR5H64Z","canonical_record":{"source":{"id":"2305.06370","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-05-10T18:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"dec7392b3721aa5bfa5d4a07e63062844746cef4e66481da7a1b5c7f36283def","abstract_canon_sha256":"1d70cae07c6338add7df7db1f76b43b139358e8814d14cb36a9fa9cd17bc3033"},"schema_version":"1.0"},"canonical_sha256":"ad23d3fb99e37310dc32aba2550975d80edec248d8231b495e8c1594ff205d75","source":{"kind":"arxiv","id":"2305.06370","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.06370","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"arxiv_version","alias_value":"2305.06370v2","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.06370","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_12","alias_value":"VUR5H64Z4NZR","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_16","alias_value":"VUR5H64Z4NZRBXBS","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_8","alias_value":"VUR5H64Z","created_at":"2026-07-05T06:30:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:VUR5H64Z4NZRBXBSVORFKCLV3A","target":"record","payload":{"canonical_record":{"source":{"id":"2305.06370","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-05-10T18:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"dec7392b3721aa5bfa5d4a07e63062844746cef4e66481da7a1b5c7f36283def","abstract_canon_sha256":"1d70cae07c6338add7df7db1f76b43b139358e8814d14cb36a9fa9cd17bc3033"},"schema_version":"1.0"},"canonical_sha256":"ad23d3fb99e37310dc32aba2550975d80edec248d8231b495e8c1594ff205d75","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:30:06.895399Z","signature_b64":"pw/XzNq2+g/uxHHf87c+BIiUnHHCadVbp0ynR6k+7J00c4bPeLkdc/yyU3i7mCgpRn+lfTRCqIHYADPXo3WyAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ad23d3fb99e37310dc32aba2550975d80edec248d8231b495e8c1594ff205d75","last_reissued_at":"2026-07-05T06:30:06.894974Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:30:06.894974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.06370","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":"2026-07-05T06:30:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Mjaxyjazcb8V2+3iDicQRhIgLb0RM5WxJUw/Si56T4xXu88WoDYv9/RZUNPc1e7VmwTS+vxgrSC0bmPWtI+DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:44:56.222729Z"},"content_sha256":"027b50f07c31217c748ed65b00af178ce54ee07773d1cf2dc2086b826bec77ba","schema_version":"1.0","event_id":"sha256:027b50f07c31217c748ed65b00af178ce54ee07773d1cf2dc2086b826bec77ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:VUR5H64Z4NZRBXBSVORFKCLV3A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Swift J1644+57 as an off-axis Jet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Paz Beniamini, Tatsuya Matsumoto, Tsvi Piran","submitted_at":"2023-05-10T18:00:02Z","abstract_excerpt":"One of the intriguing puzzles concerning Swift J1644+57, the first jetted tidal disruption event (TDE) discovered, is the constant increase in its jet energy, as implied by radio observations. During the first two hundred days the jet energy has increased by an order of magnitude. We suggest that the jet was viewed slightly off-axis. In this case, the apparent energy increase arises due to the slowing down of the jet and the corresponding broadening of its beaming cone. Using equipartition analysis, we infer an increasing jet energy as a larger region of the jet is observed. A simple off-axis "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.06370","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/2305.06370/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":"2026-07-05T06:30:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r+N+SN8SUnusUqCKgmwKMt6qgW2z0EIijMKZWCBfoJmUfspSbDGqCpOsgZt+fCagYQFkSLPxvuEoVYDPNHuBAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:44:56.223603Z"},"content_sha256":"ad6c2736a2667abc9694b306d2820c6624980f1742854f1bb208208180e37076","schema_version":"1.0","event_id":"sha256:ad6c2736a2667abc9694b306d2820c6624980f1742854f1bb208208180e37076"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/bundle.json","state_url":"https://pith.science/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/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":"2026-08-07T08:44:56Z","links":{"resolver":"https://pith.science/pith/VUR5H64Z4NZRBXBSVORFKCLV3A","bundle":"https://pith.science/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/bundle.json","state":"https://pith.science/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VUR5H64Z4NZRBXBSVORFKCLV3A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:VUR5H64Z4NZRBXBSVORFKCLV3A","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":"1d70cae07c6338add7df7db1f76b43b139358e8814d14cb36a9fa9cd17bc3033","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-05-10T18:00:02Z","title_canon_sha256":"dec7392b3721aa5bfa5d4a07e63062844746cef4e66481da7a1b5c7f36283def"},"schema_version":"1.0","source":{"id":"2305.06370","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.06370","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"arxiv_version","alias_value":"2305.06370v2","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.06370","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_12","alias_value":"VUR5H64Z4NZR","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_16","alias_value":"VUR5H64Z4NZRBXBS","created_at":"2026-07-05T06:30:06Z"},{"alias_kind":"pith_short_8","alias_value":"VUR5H64Z","created_at":"2026-07-05T06:30:06Z"}],"graph_snapshots":[{"event_id":"sha256:ad6c2736a2667abc9694b306d2820c6624980f1742854f1bb208208180e37076","target":"graph","created_at":"2026-07-05T06:30:06Z","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/2305.06370/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"One of the intriguing puzzles concerning Swift J1644+57, the first jetted tidal disruption event (TDE) discovered, is the constant increase in its jet energy, as implied by radio observations. During the first two hundred days the jet energy has increased by an order of magnitude. We suggest that the jet was viewed slightly off-axis. In this case, the apparent energy increase arises due to the slowing down of the jet and the corresponding broadening of its beaming cone. Using equipartition analysis, we infer an increasing jet energy as a larger region of the jet is observed. A simple off-axis ","authors_text":"Paz Beniamini, Tatsuya Matsumoto, Tsvi Piran","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-05-10T18:00:02Z","title":"Swift J1644+57 as an off-axis Jet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.06370","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":"sha256:027b50f07c31217c748ed65b00af178ce54ee07773d1cf2dc2086b826bec77ba","target":"record","created_at":"2026-07-05T06:30:06Z","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":"1d70cae07c6338add7df7db1f76b43b139358e8814d14cb36a9fa9cd17bc3033","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-05-10T18:00:02Z","title_canon_sha256":"dec7392b3721aa5bfa5d4a07e63062844746cef4e66481da7a1b5c7f36283def"},"schema_version":"1.0","source":{"id":"2305.06370","kind":"arxiv","version":2}},"canonical_sha256":"ad23d3fb99e37310dc32aba2550975d80edec248d8231b495e8c1594ff205d75","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ad23d3fb99e37310dc32aba2550975d80edec248d8231b495e8c1594ff205d75","first_computed_at":"2026-07-05T06:30:06.894974Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:30:06.894974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pw/XzNq2+g/uxHHf87c+BIiUnHHCadVbp0ynR6k+7J00c4bPeLkdc/yyU3i7mCgpRn+lfTRCqIHYADPXo3WyAw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:30:06.895399Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.06370","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:027b50f07c31217c748ed65b00af178ce54ee07773d1cf2dc2086b826bec77ba","sha256:ad6c2736a2667abc9694b306d2820c6624980f1742854f1bb208208180e37076"],"state_sha256":"62daa5f320956cdb20194ca1d579a5034dcb844f8aff364afd0d1a4290b7c99d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1v9ZukdTOYMRrpfMXvnlVy54KzDz2N8U27QimZigmUr5Y+7T58k3RXCaWkjaE5+s7Zbe+Ef2htFGH0izZkxGAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T08:44:56.229225Z","bundle_sha256":"d4f2147bfa2f56e7943ceaf49f89ceaabe2e32fbd056816c0c0bc509e219eb7e"}}