{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:5O7TH4EDATUBVDDJZGTVSJM3NJ","short_pith_number":"pith:5O7TH4ED","schema_version":"1.0","canonical_sha256":"ebbf33f08304e81a8c69c9a759259b6a464591a651b3f52e41e06283dbfc8934","source":{"kind":"arxiv","id":"2203.05872","version":2},"attestation_state":"computed","paper":{"title":"Irradiated but not eclipsed, the case of PSR J0610-2100","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. G. Lyne, B. W. Stappers, C. G. Bassa, C. J. Clark, E. van der Wateren, G. H. Janssen, G. Theureau, I. Cognard, L. Guillemot, R. P. Breton","submitted_at":"2022-03-11T12:11:14Z","abstract_excerpt":"We report on radio timing observations of the black widow binary pulsar J0610$-$2100 and optical observations of its binary companion. The radio timing observations extend the timing baseline to 16yr and reveal a marginal detection of the orbital period derivative, but they show no significant evidence of orbital variations such as those seen in other black widow pulsars. Furthermore, no eclipses are seen in the observations at observing frequencies ranging from 310 to 2700MHz. The optical VRI light curves were modulated with the orbital period, reaching maximum brightness of $V=26.8$, $R=25.4"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2203.05872","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-03-11T12:11:14Z","cross_cats_sorted":[],"title_canon_sha256":"2f61686201f6ae703140830a38317b7d9070db4a104454b2d32e7a15bb2af82e","abstract_canon_sha256":"d03ee69a1dd7e42198982829318c79259d4f5224ea34696e80d57062d5562a5e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:19:56.173646Z","signature_b64":"PadL42aupxL7mxYq3lXY4obHI1whwuqb7KiwYgXIAKOOdf0qn/4KFoiyJ7waCxtaF+hwmd2JCkyma3qwsKPNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ebbf33f08304e81a8c69c9a759259b6a464591a651b3f52e41e06283dbfc8934","last_reissued_at":"2026-07-05T04:19:56.173113Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:19:56.173113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Irradiated but not eclipsed, the case of PSR J0610-2100","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. G. Lyne, B. W. Stappers, C. G. Bassa, C. J. Clark, E. van der Wateren, G. H. Janssen, G. Theureau, I. Cognard, L. Guillemot, R. P. Breton","submitted_at":"2022-03-11T12:11:14Z","abstract_excerpt":"We report on radio timing observations of the black widow binary pulsar J0610$-$2100 and optical observations of its binary companion. The radio timing observations extend the timing baseline to 16yr and reveal a marginal detection of the orbital period derivative, but they show no significant evidence of orbital variations such as those seen in other black widow pulsars. Furthermore, no eclipses are seen in the observations at observing frequencies ranging from 310 to 2700MHz. The optical VRI light curves were modulated with the orbital period, reaching maximum brightness of $V=26.8$, $R=25.4"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.05872","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2203.05872/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2203.05872","created_at":"2026-07-05T04:19:56.173173+00:00"},{"alias_kind":"arxiv_version","alias_value":"2203.05872v2","created_at":"2026-07-05T04:19:56.173173+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.05872","created_at":"2026-07-05T04:19:56.173173+00:00"},{"alias_kind":"pith_short_12","alias_value":"5O7TH4EDATUB","created_at":"2026-07-05T04:19:56.173173+00:00"},{"alias_kind":"pith_short_16","alias_value":"5O7TH4EDATUBVDDJ","created_at":"2026-07-05T04:19:56.173173+00:00"},{"alias_kind":"pith_short_8","alias_value":"5O7TH4ED","created_at":"2026-07-05T04:19:56.173173+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/5O7TH4EDATUBVDDJZGTVSJM3NJ","json":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ.json","graph_json":"https://pith.science/api/pith-number/5O7TH4EDATUBVDDJZGTVSJM3NJ/graph.json","events_json":"https://pith.science/api/pith-number/5O7TH4EDATUBVDDJZGTVSJM3NJ/events.json","paper":"https://pith.science/paper/5O7TH4ED"},"agent_actions":{"view_html":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ","download_json":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ.json","view_paper":"https://pith.science/paper/5O7TH4ED","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2203.05872&json=true","fetch_graph":"https://pith.science/api/pith-number/5O7TH4EDATUBVDDJZGTVSJM3NJ/graph.json","fetch_events":"https://pith.science/api/pith-number/5O7TH4EDATUBVDDJZGTVSJM3NJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ/action/storage_attestation","attest_author":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ/action/author_attestation","sign_citation":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ/action/citation_signature","submit_replication":"https://pith.science/pith/5O7TH4EDATUBVDDJZGTVSJM3NJ/action/replication_record"}},"created_at":"2026-07-05T04:19:56.173173+00:00","updated_at":"2026-07-05T04:19:56.173173+00:00"}