{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:JMNIW3EVAWKX347TSWPQMRKM6N","short_pith_number":"pith:JMNIW3EV","schema_version":"1.0","canonical_sha256":"4b1a8b6c9505957df3f3959f06454cf3708131606cb3641593a3b3c5a6a838b6","source":{"kind":"arxiv","id":"1111.4270","version":1},"attestation_state":"computed","paper":{"title":"PSR J2030+3641: radio discovery and gamma-ray study of a middle-aged pulsar in the now identified Fermi-LAT source 1FGL J2030.0+3641","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"A.K. Harding, D. Donato, D. Parent, E.C. Ferrara, F. Camilo, K.S. Wood, L. Guillemot, M.E. DeCesar, M. Keith, M. Kerr, M. Kramer, P.C.C. Freire, P.M. Saz Parkinson, P.S. Ray, R.W. Romani, S. Johnston, S.M. Ransom","submitted_at":"2011-11-18T03:44:38Z","abstract_excerpt":"In a radio search with the Green Bank Telescope of three unidentified low Galactic latitude Fermi-LAT sources, we have discovered the middle-aged pulsar J2030+3641, associated with 1FGL J2030.0+3641 (2FGL J2030.0+3640). Following the detection of gamma-ray pulsations using a radio ephemeris, we have obtained a phase-coherent timing solution based on gamma-ray and radio pulse arrival times that spans the entire Fermi mission. With a rotation period of 0.2 s, spin-down luminosity of 3e34 erg/s, and characteristic age of 0.5 Myr, PSR J2030+3641 is a middle-aged neutron star with spin parameters s"},"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":"1111.4270","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-11-18T03:44:38Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"55bb2d3b58caab2f769109866ef75cd8015242794eccc29cd11cb34696b1b2f1","abstract_canon_sha256":"02a5056b4297058d0b8e503b83f437f97bdc9898ec2a7b6596e36d800c0b66d8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:29.485195Z","signature_b64":"iuyEWVAQpchSWOsCzhhFnVgS5Q/lvg+uaD6Bu/sa2803wLIeDm9ItBiNjtStI8l9Fc4oXCbxLavXGIxtwJSMCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b1a8b6c9505957df3f3959f06454cf3708131606cb3641593a3b3c5a6a838b6","last_reissued_at":"2026-05-18T01:59:29.484666Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:29.484666Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"PSR J2030+3641: radio discovery and gamma-ray study of a middle-aged pulsar in the now identified Fermi-LAT source 1FGL J2030.0+3641","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"A.K. Harding, D. Donato, D. Parent, E.C. Ferrara, F. Camilo, K.S. Wood, L. Guillemot, M.E. DeCesar, M. Keith, M. Kerr, M. Kramer, P.C.C. Freire, P.M. Saz Parkinson, P.S. Ray, R.W. Romani, S. Johnston, S.M. Ransom","submitted_at":"2011-11-18T03:44:38Z","abstract_excerpt":"In a radio search with the Green Bank Telescope of three unidentified low Galactic latitude Fermi-LAT sources, we have discovered the middle-aged pulsar J2030+3641, associated with 1FGL J2030.0+3641 (2FGL J2030.0+3640). Following the detection of gamma-ray pulsations using a radio ephemeris, we have obtained a phase-coherent timing solution based on gamma-ray and radio pulse arrival times that spans the entire Fermi mission. With a rotation period of 0.2 s, spin-down luminosity of 3e34 erg/s, and characteristic age of 0.5 Myr, PSR J2030+3641 is a middle-aged neutron star with spin parameters s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.4270","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":"1111.4270","created_at":"2026-05-18T01:59:29.484741+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.4270v1","created_at":"2026-05-18T01:59:29.484741+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.4270","created_at":"2026-05-18T01:59:29.484741+00:00"},{"alias_kind":"pith_short_12","alias_value":"JMNIW3EVAWKX","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"JMNIW3EVAWKX347T","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"JMNIW3EV","created_at":"2026-05-18T12:26:32.869790+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N","json":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N.json","graph_json":"https://pith.science/api/pith-number/JMNIW3EVAWKX347TSWPQMRKM6N/graph.json","events_json":"https://pith.science/api/pith-number/JMNIW3EVAWKX347TSWPQMRKM6N/events.json","paper":"https://pith.science/paper/JMNIW3EV"},"agent_actions":{"view_html":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N","download_json":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N.json","view_paper":"https://pith.science/paper/JMNIW3EV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.4270&json=true","fetch_graph":"https://pith.science/api/pith-number/JMNIW3EVAWKX347TSWPQMRKM6N/graph.json","fetch_events":"https://pith.science/api/pith-number/JMNIW3EVAWKX347TSWPQMRKM6N/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N/action/storage_attestation","attest_author":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N/action/author_attestation","sign_citation":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N/action/citation_signature","submit_replication":"https://pith.science/pith/JMNIW3EVAWKX347TSWPQMRKM6N/action/replication_record"}},"created_at":"2026-05-18T01:59:29.484741+00:00","updated_at":"2026-05-18T01:59:29.484741+00:00"}