{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:X7CZOMLYR5BKJBJFZ3CK6WN6V7","short_pith_number":"pith:X7CZOMLY","canonical_record":{"source":{"id":"1708.05898","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-19T20:37:38Z","cross_cats_sorted":[],"title_canon_sha256":"61e0eea5c40b8044b232bae9beaec3610c4f1a0fa4b7fa68ad7664972d06bfea","abstract_canon_sha256":"6c5f2b2be0bab07301df6cf0caac89ecb0d861bc28091a05b07c8cd833aa08f8"},"schema_version":"1.0"},"canonical_sha256":"bfc59731788f42a48525cec4af59beaff9a0364b5232ed76e62803d65dfa0cb4","source":{"kind":"arxiv","id":"1708.05898","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.05898","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"arxiv_version","alias_value":"1708.05898v1","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.05898","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"pith_short_12","alias_value":"X7CZOMLYR5BK","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"X7CZOMLYR5BKJBJF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"X7CZOMLY","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:X7CZOMLYR5BKJBJFZ3CK6WN6V7","target":"record","payload":{"canonical_record":{"source":{"id":"1708.05898","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-19T20:37:38Z","cross_cats_sorted":[],"title_canon_sha256":"61e0eea5c40b8044b232bae9beaec3610c4f1a0fa4b7fa68ad7664972d06bfea","abstract_canon_sha256":"6c5f2b2be0bab07301df6cf0caac89ecb0d861bc28091a05b07c8cd833aa08f8"},"schema_version":"1.0"},"canonical_sha256":"bfc59731788f42a48525cec4af59beaff9a0364b5232ed76e62803d65dfa0cb4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:36:27.768828Z","signature_b64":"o2xZLyit9lKv0fp23ApJJug5p33FCfxQcrvcqvhEZPYqTOfZlL+LC1k2np+pMCN08grfZExH22tGG0zr3qH2Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bfc59731788f42a48525cec4af59beaff9a0364b5232ed76e62803d65dfa0cb4","last_reissued_at":"2026-05-18T00:36:27.768155Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:36:27.768155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.05898","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":"2026-05-18T00:36:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UuV6AL9awA8WOmiUqVD1I1d0zd+aIZtfmoXwFL8kFvcyDyPruXPX0D1HJFHdN6pA+COJR9PIRIFSY5pf0KXlBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:53:24.134347Z"},"content_sha256":"895d45656b417d9d0b2ab4c0e97e7de0156884d963acf877a32bd85b1dc78464","schema_version":"1.0","event_id":"sha256:895d45656b417d9d0b2ab4c0e97e7de0156884d963acf877a32bd85b1dc78464"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:X7CZOMLYR5BKJBJFZ3CK6WN6V7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase Evolution of the Crab Pulsar between Radio and X-ray","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"F.J. Lu, H. Tong, J.L. Han, J.P. Yuan, L.L. Yan, M.Y. Ge, S.J. Zheng, S.N. Zhang, Y.J. Du, Y. L. Tuo, Y. Lu","submitted_at":"2017-08-19T20:37:38Z","abstract_excerpt":"We study the X-ray phases of the Crab pulsar utilizing the 11-year observations from the Rossi X-ray Timing Explorer, 6-year radio observations from the Nanshan Telescope, and the ephemeris from Jodrell Bank Observatory. It is found that the X-ray phases in different energy bands and the radio phases from Nanshan Telescope show similar behaviors, including long-time evolution and short-time variations. Such strong correlations between the X-ray and radio phases imply that the radio and X-ray timing noises are both generated from the pulsar spin that cannot be well described by the the monthly "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.05898","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":"2026-05-18T00:36:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TzfGZ7Cazsd5Q8ogobgsxheEp9J/SQm1wuVmURtZWzcELjD6qTvpV22u6FjuGh3JM0YgOdCIBvj+EzTr+rYUDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:53:24.135045Z"},"content_sha256":"259bfa8897c2bf683c59334d78a93ad19009bc3e49e38cdd5921c18ea2c6d67c","schema_version":"1.0","event_id":"sha256:259bfa8897c2bf683c59334d78a93ad19009bc3e49e38cdd5921c18ea2c6d67c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/bundle.json","state_url":"https://pith.science/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/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":"2026-05-27T01:53:24Z","links":{"resolver":"https://pith.science/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7","bundle":"https://pith.science/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/bundle.json","state":"https://pith.science/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X7CZOMLYR5BKJBJFZ3CK6WN6V7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:X7CZOMLYR5BKJBJFZ3CK6WN6V7","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":"6c5f2b2be0bab07301df6cf0caac89ecb0d861bc28091a05b07c8cd833aa08f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-19T20:37:38Z","title_canon_sha256":"61e0eea5c40b8044b232bae9beaec3610c4f1a0fa4b7fa68ad7664972d06bfea"},"schema_version":"1.0","source":{"id":"1708.05898","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.05898","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"arxiv_version","alias_value":"1708.05898v1","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.05898","created_at":"2026-05-18T00:36:27Z"},{"alias_kind":"pith_short_12","alias_value":"X7CZOMLYR5BK","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"X7CZOMLYR5BKJBJF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"X7CZOMLY","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:259bfa8897c2bf683c59334d78a93ad19009bc3e49e38cdd5921c18ea2c6d67c","target":"graph","created_at":"2026-05-18T00:36:27Z","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 study the X-ray phases of the Crab pulsar utilizing the 11-year observations from the Rossi X-ray Timing Explorer, 6-year radio observations from the Nanshan Telescope, and the ephemeris from Jodrell Bank Observatory. It is found that the X-ray phases in different energy bands and the radio phases from Nanshan Telescope show similar behaviors, including long-time evolution and short-time variations. Such strong correlations between the X-ray and radio phases imply that the radio and X-ray timing noises are both generated from the pulsar spin that cannot be well described by the the monthly ","authors_text":"F.J. Lu, H. Tong, J.L. Han, J.P. Yuan, L.L. Yan, M.Y. Ge, S.J. Zheng, S.N. Zhang, Y.J. Du, Y. L. Tuo, Y. Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-19T20:37:38Z","title":"Phase Evolution of the Crab Pulsar between Radio and X-ray"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.05898","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":"sha256:895d45656b417d9d0b2ab4c0e97e7de0156884d963acf877a32bd85b1dc78464","target":"record","created_at":"2026-05-18T00:36:27Z","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":"6c5f2b2be0bab07301df6cf0caac89ecb0d861bc28091a05b07c8cd833aa08f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-19T20:37:38Z","title_canon_sha256":"61e0eea5c40b8044b232bae9beaec3610c4f1a0fa4b7fa68ad7664972d06bfea"},"schema_version":"1.0","source":{"id":"1708.05898","kind":"arxiv","version":1}},"canonical_sha256":"bfc59731788f42a48525cec4af59beaff9a0364b5232ed76e62803d65dfa0cb4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bfc59731788f42a48525cec4af59beaff9a0364b5232ed76e62803d65dfa0cb4","first_computed_at":"2026-05-18T00:36:27.768155Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:27.768155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"o2xZLyit9lKv0fp23ApJJug5p33FCfxQcrvcqvhEZPYqTOfZlL+LC1k2np+pMCN08grfZExH22tGG0zr3qH2Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:27.768828Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.05898","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:895d45656b417d9d0b2ab4c0e97e7de0156884d963acf877a32bd85b1dc78464","sha256:259bfa8897c2bf683c59334d78a93ad19009bc3e49e38cdd5921c18ea2c6d67c"],"state_sha256":"3227647bb2e4e780407b8a5eaa08bf4157b0289d738dbdde9702bbbd35b4ad3f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dXzbW0Q/FvElBlrkPo+PJO6CTLVHUTl1cbGTUuqSlJOFQ+o+9tuccJq/D/lT3l9pqDXn8Y+B9vZ/JX0N2CnvDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:53:24.138543Z","bundle_sha256":"8afe6995afce3644a67e73109b08096c38438ced736ecfa48b75e5d4d9bd6846"}}