{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:O4Y4WYB6TKKBFOH36QT4DD2O4E","short_pith_number":"pith:O4Y4WYB6","canonical_record":{"source":{"id":"astro-ph/0008480","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-08-30T12:27:34Z","cross_cats_sorted":[],"title_canon_sha256":"4295a0f544148500b70e043c65aa41e002e229798fb40b7126d26977a4b86756","abstract_canon_sha256":"23ef5488cebddcc4513748c29a17713cdfbfb17587cc2ef6ae2d283d033d267f"},"schema_version":"1.0"},"canonical_sha256":"7731cb603e9a9412b8fbf427c18f4ee132781faddce686a37286bf2626cdc6e3","source":{"kind":"arxiv","id":"astro-ph/0008480","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0008480","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0008480v1","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0008480","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"O4Y4WYB6TKKB","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"O4Y4WYB6TKKBFOH3","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"O4Y4WYB6","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:O4Y4WYB6TKKBFOH36QT4DD2O4E","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0008480","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-08-30T12:27:34Z","cross_cats_sorted":[],"title_canon_sha256":"4295a0f544148500b70e043c65aa41e002e229798fb40b7126d26977a4b86756","abstract_canon_sha256":"23ef5488cebddcc4513748c29a17713cdfbfb17587cc2ef6ae2d283d033d267f"},"schema_version":"1.0"},"canonical_sha256":"7731cb603e9a9412b8fbf427c18f4ee132781faddce686a37286bf2626cdc6e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:21:42.541166Z","signature_b64":"2omG3foNZjwyukRH7+aBEn+Uu+YMA0oR6YS8HV6ZCMGvO1C0kzGw94zISWO6a3PgPMVkzOMGV/RuzhXUPDsHAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7731cb603e9a9412b8fbf427c18f4ee132781faddce686a37286bf2626cdc6e3","last_reissued_at":"2026-05-18T04:21:42.540542Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:21:42.540542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0008480","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":"2026-05-18T04:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8SgcTXo36GtKOXG/kmToHy6GkvSXug07UqkL3SmCG8vkE58kvBoLKaHL0+YyXz85wHrEZ3y8wq9z1q2KuVviBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T22:52:16.614877Z"},"content_sha256":"899efaa99e83830ff84f2890fd93d6f94593d1455c6b848838c8dcb6ce473f00","schema_version":"1.0","event_id":"sha256:899efaa99e83830ff84f2890fd93d6f94593d1455c6b848838c8dcb6ce473f00"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:O4Y4WYB6TKKBFOH36QT4DD2O4E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modelling 20 years of synchrotron flaring in the jet of 3C 273","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"M. Turler, S. Paltani, T. J.-L. Courvoisier","submitted_at":"2000-08-30T12:27:34Z","abstract_excerpt":"We present a phenomenological jet model which is able to reproduce well the observed variations of the submillimetre-to-radio emission of the bright quasar 3C 273 during the last 20 years. It is a generalization of the original shock model of Marscher & Gear (1985), which is now able to describe an accelerating or decelerating shock wave, in a curved, non-conical and non-adiabatic jet. The model defines the properties of a synchrotron outburst which is expected to be emitted by the jet material in a small region just behind the shock front. By a proper parameterization of the average outburst'"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0008480","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":""},"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":"2026-05-18T04:21:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DgSFhjLLUSqaXVbH/Sedxq5P+OkpETElAtMmkqjo8Q5TqKX2zLMxEerdpsa03cO3MkLV5twQ/dD/chUTzH+3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T22:52:16.615547Z"},"content_sha256":"1cfdf618bc67f51f4be6d4fc09261ce5ea7d2d93dea262b33d74cefc502b414b","schema_version":"1.0","event_id":"sha256:1cfdf618bc67f51f4be6d4fc09261ce5ea7d2d93dea262b33d74cefc502b414b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/bundle.json","state_url":"https://pith.science/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/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":"2026-06-06T22:52:16Z","links":{"resolver":"https://pith.science/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E","bundle":"https://pith.science/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/bundle.json","state":"https://pith.science/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O4Y4WYB6TKKBFOH36QT4DD2O4E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:O4Y4WYB6TKKBFOH36QT4DD2O4E","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":"23ef5488cebddcc4513748c29a17713cdfbfb17587cc2ef6ae2d283d033d267f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-08-30T12:27:34Z","title_canon_sha256":"4295a0f544148500b70e043c65aa41e002e229798fb40b7126d26977a4b86756"},"schema_version":"1.0","source":{"id":"astro-ph/0008480","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0008480","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0008480v1","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0008480","created_at":"2026-05-18T04:21:42Z"},{"alias_kind":"pith_short_12","alias_value":"O4Y4WYB6TKKB","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"O4Y4WYB6TKKBFOH3","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"O4Y4WYB6","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:1cfdf618bc67f51f4be6d4fc09261ce5ea7d2d93dea262b33d74cefc502b414b","target":"graph","created_at":"2026-05-18T04:21:42Z","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":"We present a phenomenological jet model which is able to reproduce well the observed variations of the submillimetre-to-radio emission of the bright quasar 3C 273 during the last 20 years. It is a generalization of the original shock model of Marscher & Gear (1985), which is now able to describe an accelerating or decelerating shock wave, in a curved, non-conical and non-adiabatic jet. The model defines the properties of a synchrotron outburst which is expected to be emitted by the jet material in a small region just behind the shock front. By a proper parameterization of the average outburst'","authors_text":"M. Turler, S. Paltani, T. J.-L. Courvoisier","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-08-30T12:27:34Z","title":"Modelling 20 years of synchrotron flaring in the jet of 3C 273"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0008480","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":"sha256:899efaa99e83830ff84f2890fd93d6f94593d1455c6b848838c8dcb6ce473f00","target":"record","created_at":"2026-05-18T04:21:42Z","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":"23ef5488cebddcc4513748c29a17713cdfbfb17587cc2ef6ae2d283d033d267f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-08-30T12:27:34Z","title_canon_sha256":"4295a0f544148500b70e043c65aa41e002e229798fb40b7126d26977a4b86756"},"schema_version":"1.0","source":{"id":"astro-ph/0008480","kind":"arxiv","version":1}},"canonical_sha256":"7731cb603e9a9412b8fbf427c18f4ee132781faddce686a37286bf2626cdc6e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7731cb603e9a9412b8fbf427c18f4ee132781faddce686a37286bf2626cdc6e3","first_computed_at":"2026-05-18T04:21:42.540542Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:21:42.540542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2omG3foNZjwyukRH7+aBEn+Uu+YMA0oR6YS8HV6ZCMGvO1C0kzGw94zISWO6a3PgPMVkzOMGV/RuzhXUPDsHAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:21:42.541166Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0008480","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:899efaa99e83830ff84f2890fd93d6f94593d1455c6b848838c8dcb6ce473f00","sha256:1cfdf618bc67f51f4be6d4fc09261ce5ea7d2d93dea262b33d74cefc502b414b"],"state_sha256":"6f601c460f626b44ffec29a48c440137c4a9aa3e1ca388ad8979d35dfc221686"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v8fn+EWQ70JrENf3JxqjO+PobsEo6N66iaDiQKHOGdM1sTtFojmSonxtDu4zJ1cfV7TQS4iUu3GKRDeats76Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T22:52:16.618927Z","bundle_sha256":"bb6f23e02b169c3d1024687cbc83807ced3eb7ded0e89bb8c494eed78b7b78e5"}}