{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:T4AGBB2THPFVS4TV3TZGICJY5X","short_pith_number":"pith:T4AGBB2T","canonical_record":{"source":{"id":"1011.5697","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-26T02:49:46Z","cross_cats_sorted":[],"title_canon_sha256":"5b636ef759e107e107fc1c577b8452c2fa4a91c72011fe3ed2abcb30c3fa7701","abstract_canon_sha256":"eb1fb43e668ab71aedd30c2e014bcd38faea36f58e891feafd6ab8a2fe7ef8db"},"schema_version":"1.0"},"canonical_sha256":"9f006087533bcb597275dcf2640938ede21f10355d41b7295c28a1b2121e147d","source":{"kind":"arxiv","id":"1011.5697","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.5697","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"arxiv_version","alias_value":"1011.5697v2","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.5697","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"pith_short_12","alias_value":"T4AGBB2THPFV","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"T4AGBB2THPFVS4TV","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"T4AGBB2T","created_at":"2026-05-18T12:26:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:T4AGBB2THPFVS4TV3TZGICJY5X","target":"record","payload":{"canonical_record":{"source":{"id":"1011.5697","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-26T02:49:46Z","cross_cats_sorted":[],"title_canon_sha256":"5b636ef759e107e107fc1c577b8452c2fa4a91c72011fe3ed2abcb30c3fa7701","abstract_canon_sha256":"eb1fb43e668ab71aedd30c2e014bcd38faea36f58e891feafd6ab8a2fe7ef8db"},"schema_version":"1.0"},"canonical_sha256":"9f006087533bcb597275dcf2640938ede21f10355d41b7295c28a1b2121e147d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:18:54.576456Z","signature_b64":"vBpSRPeWr5q2lNeok3TkcnQX+0j01gdoqoDOjnNKKSO9a10CZn4mJHf0O+36qYlCnYLLaokibTVIzHMKRzGqCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f006087533bcb597275dcf2640938ede21f10355d41b7295c28a1b2121e147d","last_reissued_at":"2026-05-18T04:18:54.576051Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:18:54.576051Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.5697","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":"2026-05-18T04:18:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8ahCjhDxUhQ1iGN/uM+bZMA6qoGiWm/brCm+hzX3xMhLedKZU33pr7si4YwhMp+Fgngzyg8GRhPqXsUM5S08CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:13:12.921514Z"},"content_sha256":"6cfca8927ec290ed8210cb86eb2b85b71415a5234dc060ce16204455de31df31","schema_version":"1.0","event_id":"sha256:6cfca8927ec290ed8210cb86eb2b85b71415a5234dc060ce16204455de31df31"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:T4AGBB2THPFVS4TV3TZGICJY5X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chandra Observations of the High-Magnetic-Field Radio Pulsar J1718-3718","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"B. M. Gaensler, C.-Y. Ng, G. G. Pavlov, M. A. McLaughlin, P. M. Woods, R. N. Manchester, V. M. Kaspi, W. W. Zhu","submitted_at":"2010-11-26T02:49:46Z","abstract_excerpt":"High-magnetic-field pulsars represent an important class of objects for studying the relationship between magnetars and radio pulsars. Here we report on four Chandra observations of the high-magnetic-field pulsar J1718-3718 ($B=7.4\\times10^{13}$\\,G) taken in 2009 as well as on a re-analysis of 2002 Chandra observations of the region. We also report an improved radio position for this pulsar based on ATCA observations. We detect X-ray pulsations at the pulsar's period in the 2009 data, with pulsed fraction 52%$\\pm$13% in the 0.8--2.0 keV band. We find that the X-ray pulse is aligned with the ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.5697","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":"2026-05-18T04:18:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z7I3zb0R0zOPl5b5AwdLGCmP98ai17nXjvdr0V0CwWrIUsVoeSVgWq+4+NZbiB0Bgodu5GmaDWUCawEuGmQrAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:13:12.921865Z"},"content_sha256":"1df274d0b260fed15c86e7caec790d4cabdd492c50849644c4cda7e256e54116","schema_version":"1.0","event_id":"sha256:1df274d0b260fed15c86e7caec790d4cabdd492c50849644c4cda7e256e54116"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T4AGBB2THPFVS4TV3TZGICJY5X/bundle.json","state_url":"https://pith.science/pith/T4AGBB2THPFVS4TV3TZGICJY5X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T4AGBB2THPFVS4TV3TZGICJY5X/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":"2026-05-26T22:13:12Z","links":{"resolver":"https://pith.science/pith/T4AGBB2THPFVS4TV3TZGICJY5X","bundle":"https://pith.science/pith/T4AGBB2THPFVS4TV3TZGICJY5X/bundle.json","state":"https://pith.science/pith/T4AGBB2THPFVS4TV3TZGICJY5X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T4AGBB2THPFVS4TV3TZGICJY5X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:T4AGBB2THPFVS4TV3TZGICJY5X","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":"eb1fb43e668ab71aedd30c2e014bcd38faea36f58e891feafd6ab8a2fe7ef8db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-26T02:49:46Z","title_canon_sha256":"5b636ef759e107e107fc1c577b8452c2fa4a91c72011fe3ed2abcb30c3fa7701"},"schema_version":"1.0","source":{"id":"1011.5697","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.5697","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"arxiv_version","alias_value":"1011.5697v2","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.5697","created_at":"2026-05-18T04:18:54Z"},{"alias_kind":"pith_short_12","alias_value":"T4AGBB2THPFV","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"T4AGBB2THPFVS4TV","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"T4AGBB2T","created_at":"2026-05-18T12:26:13Z"}],"graph_snapshots":[{"event_id":"sha256:1df274d0b260fed15c86e7caec790d4cabdd492c50849644c4cda7e256e54116","target":"graph","created_at":"2026-05-18T04:18:54Z","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":"High-magnetic-field pulsars represent an important class of objects for studying the relationship between magnetars and radio pulsars. Here we report on four Chandra observations of the high-magnetic-field pulsar J1718-3718 ($B=7.4\\times10^{13}$\\,G) taken in 2009 as well as on a re-analysis of 2002 Chandra observations of the region. We also report an improved radio position for this pulsar based on ATCA observations. We detect X-ray pulsations at the pulsar's period in the 2009 data, with pulsed fraction 52%$\\pm$13% in the 0.8--2.0 keV band. We find that the X-ray pulse is aligned with the ra","authors_text":"B. M. Gaensler, C.-Y. Ng, G. G. Pavlov, M. A. McLaughlin, P. M. Woods, R. N. Manchester, V. M. Kaspi, W. W. Zhu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-26T02:49:46Z","title":"Chandra Observations of the High-Magnetic-Field Radio Pulsar J1718-3718"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.5697","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":"sha256:6cfca8927ec290ed8210cb86eb2b85b71415a5234dc060ce16204455de31df31","target":"record","created_at":"2026-05-18T04:18:54Z","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":"eb1fb43e668ab71aedd30c2e014bcd38faea36f58e891feafd6ab8a2fe7ef8db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-11-26T02:49:46Z","title_canon_sha256":"5b636ef759e107e107fc1c577b8452c2fa4a91c72011fe3ed2abcb30c3fa7701"},"schema_version":"1.0","source":{"id":"1011.5697","kind":"arxiv","version":2}},"canonical_sha256":"9f006087533bcb597275dcf2640938ede21f10355d41b7295c28a1b2121e147d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9f006087533bcb597275dcf2640938ede21f10355d41b7295c28a1b2121e147d","first_computed_at":"2026-05-18T04:18:54.576051Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:18:54.576051Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vBpSRPeWr5q2lNeok3TkcnQX+0j01gdoqoDOjnNKKSO9a10CZn4mJHf0O+36qYlCnYLLaokibTVIzHMKRzGqCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:18:54.576456Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.5697","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cfca8927ec290ed8210cb86eb2b85b71415a5234dc060ce16204455de31df31","sha256:1df274d0b260fed15c86e7caec790d4cabdd492c50849644c4cda7e256e54116"],"state_sha256":"990b87646334bf1def08b09f9eef4fe5212dd6d826588576d56fa5c342906245"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o+uut0HduI5DwkVhvsGlqp9sFv/iYIs8nULPAoYJNW4R1kChkcCbTOunddScDyzMr8dQEsgldrHvtv+I/x9FCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:13:12.923993Z","bundle_sha256":"adafe1a5b58ec3461ddb2c804867c90128b989b86861200db78e6adcc9e6689a"}}