{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:BSG32TVRDKUIE76XFQB5JYJICK","short_pith_number":"pith:BSG32TVR","canonical_record":{"source":{"id":"1007.2428","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-07-14T20:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"18328906f58e9bff66239a66a8ddeebe5f023c5f752ee58cef9f9b1f5d1b8e76","abstract_canon_sha256":"3b087acee212dc4f0ea08aa7b01e151a09886e2a62798118e38701de9fa5490b"},"schema_version":"1.0"},"canonical_sha256":"0c8dbd4eb11aa8827fd72c03d4e1281299919b3add67a06213df11ac45618562","source":{"kind":"arxiv","id":"1007.2428","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.2428","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"arxiv_version","alias_value":"1007.2428v2","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2428","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"pith_short_12","alias_value":"BSG32TVRDKUI","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"BSG32TVRDKUIE76X","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"BSG32TVR","created_at":"2026-05-18T12:26:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:BSG32TVRDKUIE76XFQB5JYJICK","target":"record","payload":{"canonical_record":{"source":{"id":"1007.2428","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-07-14T20:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"18328906f58e9bff66239a66a8ddeebe5f023c5f752ee58cef9f9b1f5d1b8e76","abstract_canon_sha256":"3b087acee212dc4f0ea08aa7b01e151a09886e2a62798118e38701de9fa5490b"},"schema_version":"1.0"},"canonical_sha256":"0c8dbd4eb11aa8827fd72c03d4e1281299919b3add67a06213df11ac45618562","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:21.876414Z","signature_b64":"sHd1/XKfHfdh+OXI60qBy65s3FNsaJjTVCuoQDzIyswdl6zPIY2D/ytu4Z+3sxWfUIDDo3rbHYHGTCRvZY6sAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c8dbd4eb11aa8827fd72c03d4e1281299919b3add67a06213df11ac45618562","last_reissued_at":"2026-05-18T02:06:21.875732Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:21.875732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.2428","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":"2026-05-18T02:06:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3K97LL5RAqPv9GJpKIeCLGGBXpzhzcSEAsvUpXs33t3UBdTuG13zbTf01yH8JY5ffAzLQmW7BwAG2ubqM8SaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T13:58:20.465344Z"},"content_sha256":"4de81762330307f61619da7ff390c703935ba0bbef9da8bc14aeff6425165df8","schema_version":"1.0","event_id":"sha256:4de81762330307f61619da7ff390c703935ba0bbef9da8bc14aeff6425165df8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:BSG32TVRDKUIE76XFQB5JYJICK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Updated phase coherent timing solution of the isolated neutron star RX J0720.4-3125 using recent XMM-Newton and Chandra observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"C.P. de Vries, F. Haberl, J. Vink, M. M\\'endez, M.M. Hohle, R. Turolla, S. Zane","submitted_at":"2010-07-14T20:35:55Z","abstract_excerpt":"Since the last phase coherent timing solution of the nearby radio-quiet isolated neutron star RX J0720.4-3125 six new XMM-Newton and three Chandra observations were carried out. The phase coherent timing solutions from previous authors were performed without restricting to a fixed energy band. However, we recently showed that the phase residuals are energy dependent, and thus phase coherent solutions must be computed referring always to the same energy band. We updated the phase coherent timing solution for RX J0720.4-3125 by including the recent XMM-Newton EPIC-pn, MOS1, MOS2 and Chandra ACIS"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2428","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":""},"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":"2026-05-18T02:06:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/PAWzmcUOBECrxvOxEnCTw1U54PC8AgKBVSrmqfkueAURrhGgQktzODGVJ7ffd+TK1fDEcfzNZNxRLmlYh1BBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T13:58:20.465864Z"},"content_sha256":"e93bfc34e14a25f9c5e5d713f98997f906888b2711b38f3a3e4b88db9cb9149b","schema_version":"1.0","event_id":"sha256:e93bfc34e14a25f9c5e5d713f98997f906888b2711b38f3a3e4b88db9cb9149b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BSG32TVRDKUIE76XFQB5JYJICK/bundle.json","state_url":"https://pith.science/pith/BSG32TVRDKUIE76XFQB5JYJICK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BSG32TVRDKUIE76XFQB5JYJICK/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":"2026-08-18T13:58:20Z","links":{"resolver":"https://pith.science/pith/BSG32TVRDKUIE76XFQB5JYJICK","bundle":"https://pith.science/pith/BSG32TVRDKUIE76XFQB5JYJICK/bundle.json","state":"https://pith.science/pith/BSG32TVRDKUIE76XFQB5JYJICK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BSG32TVRDKUIE76XFQB5JYJICK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:BSG32TVRDKUIE76XFQB5JYJICK","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":"3b087acee212dc4f0ea08aa7b01e151a09886e2a62798118e38701de9fa5490b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-07-14T20:35:55Z","title_canon_sha256":"18328906f58e9bff66239a66a8ddeebe5f023c5f752ee58cef9f9b1f5d1b8e76"},"schema_version":"1.0","source":{"id":"1007.2428","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.2428","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"arxiv_version","alias_value":"1007.2428v2","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2428","created_at":"2026-05-18T02:06:21Z"},{"alias_kind":"pith_short_12","alias_value":"BSG32TVRDKUI","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"BSG32TVRDKUIE76X","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"BSG32TVR","created_at":"2026-05-18T12:26:05Z"}],"graph_snapshots":[{"event_id":"sha256:e93bfc34e14a25f9c5e5d713f98997f906888b2711b38f3a3e4b88db9cb9149b","target":"graph","created_at":"2026-05-18T02:06:21Z","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":"Since the last phase coherent timing solution of the nearby radio-quiet isolated neutron star RX J0720.4-3125 six new XMM-Newton and three Chandra observations were carried out. The phase coherent timing solutions from previous authors were performed without restricting to a fixed energy band. However, we recently showed that the phase residuals are energy dependent, and thus phase coherent solutions must be computed referring always to the same energy band. We updated the phase coherent timing solution for RX J0720.4-3125 by including the recent XMM-Newton EPIC-pn, MOS1, MOS2 and Chandra ACIS","authors_text":"C.P. de Vries, F. Haberl, J. Vink, M. M\\'endez, M.M. Hohle, R. Turolla, S. Zane","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-07-14T20:35:55Z","title":"Updated phase coherent timing solution of the isolated neutron star RX J0720.4-3125 using recent XMM-Newton and Chandra observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2428","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":"sha256:4de81762330307f61619da7ff390c703935ba0bbef9da8bc14aeff6425165df8","target":"record","created_at":"2026-05-18T02:06:21Z","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":"3b087acee212dc4f0ea08aa7b01e151a09886e2a62798118e38701de9fa5490b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-07-14T20:35:55Z","title_canon_sha256":"18328906f58e9bff66239a66a8ddeebe5f023c5f752ee58cef9f9b1f5d1b8e76"},"schema_version":"1.0","source":{"id":"1007.2428","kind":"arxiv","version":2}},"canonical_sha256":"0c8dbd4eb11aa8827fd72c03d4e1281299919b3add67a06213df11ac45618562","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c8dbd4eb11aa8827fd72c03d4e1281299919b3add67a06213df11ac45618562","first_computed_at":"2026-05-18T02:06:21.875732Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:21.875732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sHd1/XKfHfdh+OXI60qBy65s3FNsaJjTVCuoQDzIyswdl6zPIY2D/ytu4Z+3sxWfUIDDo3rbHYHGTCRvZY6sAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:21.876414Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.2428","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4de81762330307f61619da7ff390c703935ba0bbef9da8bc14aeff6425165df8","sha256:e93bfc34e14a25f9c5e5d713f98997f906888b2711b38f3a3e4b88db9cb9149b"],"state_sha256":"31fcec3d503d3da9b052acc6925868bbd2e21bff574d327a495219e4fb5447b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lcz/MOaGwAq/AQ5Zpyp9zCTrABk0C6iV1blV8X+895nldnqIiz9boRodjc6WBsQhViyZvzvYV+ox6i0GPdouDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T13:58:20.472249Z","bundle_sha256":"08f84349fca342362d1c43f31208718d4924be09d54bd36fa08b340478b070c7"}}