{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:C3NV2DL5QOWMOSTQMBHBKT4MB3","short_pith_number":"pith:C3NV2DL5","canonical_record":{"source":{"id":"2004.06416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-04-14T11:00:12Z","cross_cats_sorted":[],"title_canon_sha256":"d83ba76f0597fd457ca30f09df50637bf00c794ad69d96a25ccb6b6a7ecdab79","abstract_canon_sha256":"a5c85e9b62e85bcdeca74ba5fc1b341f36da4eed37dfffab783880e721afc06a"},"schema_version":"1.0"},"canonical_sha256":"16db5d0d7d83acc74a70604e154f8c0ef516362cd136e5c1c7f3a5d653289544","source":{"kind":"arxiv","id":"2004.06416","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.06416","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"arxiv_version","alias_value":"2004.06416v1","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.06416","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_12","alias_value":"C3NV2DL5QOWM","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_16","alias_value":"C3NV2DL5QOWMOSTQ","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_8","alias_value":"C3NV2DL5","created_at":"2026-07-05T01:08:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:C3NV2DL5QOWMOSTQMBHBKT4MB3","target":"record","payload":{"canonical_record":{"source":{"id":"2004.06416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-04-14T11:00:12Z","cross_cats_sorted":[],"title_canon_sha256":"d83ba76f0597fd457ca30f09df50637bf00c794ad69d96a25ccb6b6a7ecdab79","abstract_canon_sha256":"a5c85e9b62e85bcdeca74ba5fc1b341f36da4eed37dfffab783880e721afc06a"},"schema_version":"1.0"},"canonical_sha256":"16db5d0d7d83acc74a70604e154f8c0ef516362cd136e5c1c7f3a5d653289544","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:08:52.579540Z","signature_b64":"NFRkp4HBe5WhfrMEs+YqoNghDI7kW6PYCE2ZAVdm8Q6CQoY5EhQdPCuQEpdqVBYUxlxOm2fFsqQGBV+qLAU3DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16db5d0d7d83acc74a70604e154f8c0ef516362cd136e5c1c7f3a5d653289544","last_reissued_at":"2026-07-05T01:08:52.579041Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:08:52.579041Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.06416","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":"2026-07-05T01:08:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Uixti7w7wZocBUMolgEXGpZ1Pk2FkwEk52h2IWecYlgTfu+2xvq/4BGR2P+nKLXzWJCM8jioe5s2nvHBnBoAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T12:35:56.672849Z"},"content_sha256":"540cb1e704cf3293368ad7e19b404147a2dcb9c471f343e880b72c3b44ea8474","schema_version":"1.0","event_id":"sha256:540cb1e704cf3293368ad7e19b404147a2dcb9c471f343e880b72c3b44ea8474"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:C3NV2DL5QOWMOSTQMBHBKT4MB3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic X-ray jets from the black hole X-ray binary MAXI J1820+070","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Anastasios Tzioumis, David M. Russell, Elena Gallo, Evangelia Tremou, Giulia Migliori, James C. A. Miller-Jones, Jeroen Homan, Jerome A. Orosz, Joe Bright, John Tomsick, Mathilde Espinasse, Peter G. Jonker, Philip Kaaret, Richard M. Plotkin, Rob Fender, Sara Motta, St\\'ephane Corbel","submitted_at":"2020-04-14T11:00:12Z","abstract_excerpt":"The black hole MAXI J1820+070 was discovered during its 2018 outburst and was extensively monitored across the electromagnetic spectrum. Following the detection of relativistic radio jets, we obtained four Chandra X-ray observations taken between 2018 November and 2019 May, along with radio observations conducted with the VLA and MeerKAT arrays. We report the discovery of X-ray sources associated with the radio jets moving at relativistic velocities with a possible deceleration at late times. The broadband spectra of the jets are consistent with synchrotron radiation from particles accelerated"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.06416","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/2004.06416/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":"2026-07-05T01:08:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PFX637ParQnG0UtulJcnTFrmqyYPpCdiCNnZEOkeah0HlkowjZYm7mL0en7ahonHg/Xs5XfNNUPzFlOCVy59Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T12:35:56.673235Z"},"content_sha256":"0f1a158b4fb36dd905ba076e8c566e05d1edda56979b9ef7c71a934bd9a6893e","schema_version":"1.0","event_id":"sha256:0f1a158b4fb36dd905ba076e8c566e05d1edda56979b9ef7c71a934bd9a6893e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/bundle.json","state_url":"https://pith.science/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/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":"2026-07-10T12:35:56Z","links":{"resolver":"https://pith.science/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3","bundle":"https://pith.science/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/bundle.json","state":"https://pith.science/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C3NV2DL5QOWMOSTQMBHBKT4MB3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:C3NV2DL5QOWMOSTQMBHBKT4MB3","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":"a5c85e9b62e85bcdeca74ba5fc1b341f36da4eed37dfffab783880e721afc06a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-04-14T11:00:12Z","title_canon_sha256":"d83ba76f0597fd457ca30f09df50637bf00c794ad69d96a25ccb6b6a7ecdab79"},"schema_version":"1.0","source":{"id":"2004.06416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.06416","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"arxiv_version","alias_value":"2004.06416v1","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.06416","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_12","alias_value":"C3NV2DL5QOWM","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_16","alias_value":"C3NV2DL5QOWMOSTQ","created_at":"2026-07-05T01:08:52Z"},{"alias_kind":"pith_short_8","alias_value":"C3NV2DL5","created_at":"2026-07-05T01:08:52Z"}],"graph_snapshots":[{"event_id":"sha256:0f1a158b4fb36dd905ba076e8c566e05d1edda56979b9ef7c71a934bd9a6893e","target":"graph","created_at":"2026-07-05T01:08:52Z","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/2004.06416/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The black hole MAXI J1820+070 was discovered during its 2018 outburst and was extensively monitored across the electromagnetic spectrum. Following the detection of relativistic radio jets, we obtained four Chandra X-ray observations taken between 2018 November and 2019 May, along with radio observations conducted with the VLA and MeerKAT arrays. We report the discovery of X-ray sources associated with the radio jets moving at relativistic velocities with a possible deceleration at late times. The broadband spectra of the jets are consistent with synchrotron radiation from particles accelerated","authors_text":"Anastasios Tzioumis, David M. Russell, Elena Gallo, Evangelia Tremou, Giulia Migliori, James C. A. Miller-Jones, Jeroen Homan, Jerome A. Orosz, Joe Bright, John Tomsick, Mathilde Espinasse, Peter G. Jonker, Philip Kaaret, Richard M. Plotkin, Rob Fender, Sara Motta, St\\'ephane Corbel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-04-14T11:00:12Z","title":"Relativistic X-ray jets from the black hole X-ray binary MAXI J1820+070"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.06416","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":"sha256:540cb1e704cf3293368ad7e19b404147a2dcb9c471f343e880b72c3b44ea8474","target":"record","created_at":"2026-07-05T01:08:52Z","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":"a5c85e9b62e85bcdeca74ba5fc1b341f36da4eed37dfffab783880e721afc06a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-04-14T11:00:12Z","title_canon_sha256":"d83ba76f0597fd457ca30f09df50637bf00c794ad69d96a25ccb6b6a7ecdab79"},"schema_version":"1.0","source":{"id":"2004.06416","kind":"arxiv","version":1}},"canonical_sha256":"16db5d0d7d83acc74a70604e154f8c0ef516362cd136e5c1c7f3a5d653289544","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16db5d0d7d83acc74a70604e154f8c0ef516362cd136e5c1c7f3a5d653289544","first_computed_at":"2026-07-05T01:08:52.579041Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:08:52.579041Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NFRkp4HBe5WhfrMEs+YqoNghDI7kW6PYCE2ZAVdm8Q6CQoY5EhQdPCuQEpdqVBYUxlxOm2fFsqQGBV+qLAU3DA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:08:52.579540Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.06416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:540cb1e704cf3293368ad7e19b404147a2dcb9c471f343e880b72c3b44ea8474","sha256:0f1a158b4fb36dd905ba076e8c566e05d1edda56979b9ef7c71a934bd9a6893e"],"state_sha256":"5ece50924dec69f49bfb08f97e76606ae64b0aafb609d267ca25b4c12bd403de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bm/td2hoJU4+vnaUl7wzzOjgds5exaS3pDipV1Dgo0sTKeohyJHmYJ5YB2j1esTAXXuFDxbqJviT7CMbYoOeBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T12:35:56.675456Z","bundle_sha256":"ed1d23af2379dc872a8fe366426fb9fb63e9bb87b0517a563852c8f7db969fd8"}}