{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:6V6HJ5GR6VGP5Z57W6OKP77PW2","short_pith_number":"pith:6V6HJ5GR","schema_version":"1.0","canonical_sha256":"f57c74f4d1f54cfee7bfb79ca7ffefb6a454f8d953bd4df110f9bbaf898a096c","source":{"kind":"arxiv","id":"1208.1228","version":1},"attestation_state":"computed","paper":{"title":"Two Millisecond Pulsars Discovered by the PALFA Survey and a Shapiro Delay Measurement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Brazier, A. G. Lyne, A. Venkataraman, B. Allen, B. Knispel, B. W. Stappers, D. J. Champion, D. J. Nice, D. R. Lorimer, F. A. Jenet, F. Camilo, F. Crawford, G. Desvignes, I. Cognard, I. H. Stairs, J. M. Cordes, J. S. Deneva, J. van Leeuwen, J. W. T. Hessels, K. Stovall, M. A. McLaughlin, M. Kramer, N. D. R. Bhat, P. C. C. Freire, P. Lazarus, P. Scholz, R. S. Lynch, S. Bogdanov, S. Chatterjee, S. M. Ransom, V. M. Kaspi, X. Siemens","submitted_at":"2012-08-06T18:12:07Z","abstract_excerpt":"We present two millisecond pulsar discoveries from the PALFA survey of the Galactic plane with the Arecibo telescope. PSR J1955+2527 is an isolated pulsar with a period of 4.87 ms, and PSR J1949+3106 has a period of 13.14 ms and is in a 1.9-day binary system with a massive companion. Their timing solutions, based on 4 years of timing measurements with the Arecibo, Green Bank, Nan\\c{c}ay and Jodrell Bank telescopes, allow precise determination of spin and astrometric parameters, including precise determinations of their proper motions. For PSR J1949+3106, we can clearly detect the Shapiro delay"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1208.1228","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-08-06T18:12:07Z","cross_cats_sorted":[],"title_canon_sha256":"b13518f4d4793bd217c9a461705cd29b345c28c4aa390cae265d00d6fa3e7a20","abstract_canon_sha256":"fe334b18c89d41e61fb05a5920057b0ccbee878b2f27e5073c3368300b8d3b94"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:55:22.567658Z","signature_b64":"NmD3D9FXfhg8kj6+Ca3C/zNfXj10TVPmpyUwoPzO6Wf+KXmVtOuJVK+SWZ4vtkaT5ORf9mQy9aE/0M3S3HwiCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f57c74f4d1f54cfee7bfb79ca7ffefb6a454f8d953bd4df110f9bbaf898a096c","last_reissued_at":"2026-05-18T01:55:22.567102Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:55:22.567102Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two Millisecond Pulsars Discovered by the PALFA Survey and a Shapiro Delay Measurement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Brazier, A. G. Lyne, A. Venkataraman, B. Allen, B. Knispel, B. W. Stappers, D. J. Champion, D. J. Nice, D. R. Lorimer, F. A. Jenet, F. Camilo, F. Crawford, G. Desvignes, I. Cognard, I. H. Stairs, J. M. Cordes, J. S. Deneva, J. van Leeuwen, J. W. T. Hessels, K. Stovall, M. A. McLaughlin, M. Kramer, N. D. R. Bhat, P. C. C. Freire, P. Lazarus, P. Scholz, R. S. Lynch, S. Bogdanov, S. Chatterjee, S. M. Ransom, V. M. Kaspi, X. Siemens","submitted_at":"2012-08-06T18:12:07Z","abstract_excerpt":"We present two millisecond pulsar discoveries from the PALFA survey of the Galactic plane with the Arecibo telescope. PSR J1955+2527 is an isolated pulsar with a period of 4.87 ms, and PSR J1949+3106 has a period of 13.14 ms and is in a 1.9-day binary system with a massive companion. Their timing solutions, based on 4 years of timing measurements with the Arecibo, Green Bank, Nan\\c{c}ay and Jodrell Bank telescopes, allow precise determination of spin and astrometric parameters, including precise determinations of their proper motions. For PSR J1949+3106, we can clearly detect the Shapiro delay"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.1228","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1208.1228","created_at":"2026-05-18T01:55:22.567196+00:00"},{"alias_kind":"arxiv_version","alias_value":"1208.1228v1","created_at":"2026-05-18T01:55:22.567196+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.1228","created_at":"2026-05-18T01:55:22.567196+00:00"},{"alias_kind":"pith_short_12","alias_value":"6V6HJ5GR6VGP","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_16","alias_value":"6V6HJ5GR6VGP5Z57","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_8","alias_value":"6V6HJ5GR","created_at":"2026-05-18T12:26:56.085431+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.08775","citing_title":"Colloquium: Radio astronomy with the Arecibo 305-m telescope: In contemporaneous context","ref_index":146,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2","json":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2.json","graph_json":"https://pith.science/api/pith-number/6V6HJ5GR6VGP5Z57W6OKP77PW2/graph.json","events_json":"https://pith.science/api/pith-number/6V6HJ5GR6VGP5Z57W6OKP77PW2/events.json","paper":"https://pith.science/paper/6V6HJ5GR"},"agent_actions":{"view_html":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2","download_json":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2.json","view_paper":"https://pith.science/paper/6V6HJ5GR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1208.1228&json=true","fetch_graph":"https://pith.science/api/pith-number/6V6HJ5GR6VGP5Z57W6OKP77PW2/graph.json","fetch_events":"https://pith.science/api/pith-number/6V6HJ5GR6VGP5Z57W6OKP77PW2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2/action/storage_attestation","attest_author":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2/action/author_attestation","sign_citation":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2/action/citation_signature","submit_replication":"https://pith.science/pith/6V6HJ5GR6VGP5Z57W6OKP77PW2/action/replication_record"}},"created_at":"2026-05-18T01:55:22.567196+00:00","updated_at":"2026-05-18T01:55:22.567196+00:00"}