{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:W3F2KBRBZMBRBWO4LCBDNDXPEP","short_pith_number":"pith:W3F2KBRB","canonical_record":{"source":{"id":"1402.7338","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-28T18:36:58Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"e9961ae27d9e82ed3ae58b9ef74e314ffc50252874471c05008cfed3030c938e","abstract_canon_sha256":"f4b3d20f96a183590530dd130e1344c0a96d8ef5e6a4217f38c99acf61bee604"},"schema_version":"1.0"},"canonical_sha256":"b6cba50621cb0310d9dc5882368eef23e44828e861a139af021801e2a410c93f","source":{"kind":"arxiv","id":"1402.7338","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.7338","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"1402.7338v1","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.7338","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"W3F2KBRBZMBR","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"W3F2KBRBZMBRBWO4","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"W3F2KBRB","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:W3F2KBRBZMBRBWO4LCBDNDXPEP","target":"record","payload":{"canonical_record":{"source":{"id":"1402.7338","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-28T18:36:58Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"e9961ae27d9e82ed3ae58b9ef74e314ffc50252874471c05008cfed3030c938e","abstract_canon_sha256":"f4b3d20f96a183590530dd130e1344c0a96d8ef5e6a4217f38c99acf61bee604"},"schema_version":"1.0"},"canonical_sha256":"b6cba50621cb0310d9dc5882368eef23e44828e861a139af021801e2a410c93f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:21.729118Z","signature_b64":"AoBENizbwIO7GGaLAis+JcTd7W/ivpjyRSuvbSqh3zXV7nnjnOTzKxmZQk3UM3+QdZZdEbjpg78XkceKHfMFDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b6cba50621cb0310d9dc5882368eef23e44828e861a139af021801e2a410c93f","last_reissued_at":"2026-05-18T01:44:21.728384Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:21.728384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.7338","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pnqbpROpMgj/0MBZljS2adqxCLy0XjL0udq9uNr+u0jzXgavqfmaDhpR4GYSnDyGwIJ7C0LIcl78M0B6YhhbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:29:17.300345Z"},"content_sha256":"ae693ea849e8fee3b7d83cfc463eae97a651f73c1202362e6b749d5401679c8a","schema_version":"1.0","event_id":"sha256:ae693ea849e8fee3b7d83cfc463eae97a651f73c1202362e6b749d5401679c8a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:W3F2KBRBZMBRBWO4LCBDNDXPEP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Understanding the evolution of close binary systems with radio pulsars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"J. E. Horvath, M. A. De Vito, O. G. Benvenuto","submitted_at":"2014-02-28T18:36:58Z","abstract_excerpt":"We calculate the evolution of close binary systems (CBSs) formed by a neutron star (behaving as a radio pulsar) and a normal donor star, evolving either to helium white dwarf (HeWD) or ultra short orbital period systems. We consider X-ray irradiation feedback and evaporation due to radio pulsar irradiation. We show that irradiation feedback leads to cyclic mass transfer episodes, allowing CBSs to be observed in-between as binary radio pulsars under conditions in which standard, non-irradiated models predict the occurrence of a low mass X-ray binary. This behavior accounts for the existence of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.7338","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xJcHMBY+XwNB7fHYPnrTMEikiY3ed9pyfmFAbLzlBq3YwnaFn6zCN5cKkE7mq6zCXmyFxtz0VjMSdoau7cAuBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:29:17.300690Z"},"content_sha256":"97e2b777472fdbb6484c94c10e750d766838443f30e9f3aa565fa3f23482ebd4","schema_version":"1.0","event_id":"sha256:97e2b777472fdbb6484c94c10e750d766838443f30e9f3aa565fa3f23482ebd4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/bundle.json","state_url":"https://pith.science/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/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":"2026-07-06T23:29:17Z","links":{"resolver":"https://pith.science/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP","bundle":"https://pith.science/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/bundle.json","state":"https://pith.science/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W3F2KBRBZMBRBWO4LCBDNDXPEP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:W3F2KBRBZMBRBWO4LCBDNDXPEP","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":"f4b3d20f96a183590530dd130e1344c0a96d8ef5e6a4217f38c99acf61bee604","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-28T18:36:58Z","title_canon_sha256":"e9961ae27d9e82ed3ae58b9ef74e314ffc50252874471c05008cfed3030c938e"},"schema_version":"1.0","source":{"id":"1402.7338","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.7338","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"1402.7338v1","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.7338","created_at":"2026-05-18T01:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"W3F2KBRBZMBR","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"W3F2KBRBZMBRBWO4","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"W3F2KBRB","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:97e2b777472fdbb6484c94c10e750d766838443f30e9f3aa565fa3f23482ebd4","target":"graph","created_at":"2026-05-18T01:44:21Z","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":"We calculate the evolution of close binary systems (CBSs) formed by a neutron star (behaving as a radio pulsar) and a normal donor star, evolving either to helium white dwarf (HeWD) or ultra short orbital period systems. We consider X-ray irradiation feedback and evaporation due to radio pulsar irradiation. We show that irradiation feedback leads to cyclic mass transfer episodes, allowing CBSs to be observed in-between as binary radio pulsars under conditions in which standard, non-irradiated models predict the occurrence of a low mass X-ray binary. This behavior accounts for the existence of ","authors_text":"J. E. Horvath, M. A. De Vito, O. G. Benvenuto","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-28T18:36:58Z","title":"Understanding the evolution of close binary systems with radio pulsars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.7338","kind":"arxiv","version":1},"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:ae693ea849e8fee3b7d83cfc463eae97a651f73c1202362e6b749d5401679c8a","target":"record","created_at":"2026-05-18T01:44:21Z","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":"f4b3d20f96a183590530dd130e1344c0a96d8ef5e6a4217f38c99acf61bee604","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-02-28T18:36:58Z","title_canon_sha256":"e9961ae27d9e82ed3ae58b9ef74e314ffc50252874471c05008cfed3030c938e"},"schema_version":"1.0","source":{"id":"1402.7338","kind":"arxiv","version":1}},"canonical_sha256":"b6cba50621cb0310d9dc5882368eef23e44828e861a139af021801e2a410c93f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b6cba50621cb0310d9dc5882368eef23e44828e861a139af021801e2a410c93f","first_computed_at":"2026-05-18T01:44:21.728384Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:21.728384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AoBENizbwIO7GGaLAis+JcTd7W/ivpjyRSuvbSqh3zXV7nnjnOTzKxmZQk3UM3+QdZZdEbjpg78XkceKHfMFDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:21.729118Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.7338","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae693ea849e8fee3b7d83cfc463eae97a651f73c1202362e6b749d5401679c8a","sha256:97e2b777472fdbb6484c94c10e750d766838443f30e9f3aa565fa3f23482ebd4"],"state_sha256":"f1bf34b93ea7461921c227c495252463c7f1ef9f9b51b0d748da1d56e040bc61"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ES3dxx9lRuN7hoa21nv78ENPsx5NXrogSKTnDDMRESyUudO9HDsyktk/izJyaHSDf9x4n25nOjkEBVVYVjYOCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T23:29:17.302532Z","bundle_sha256":"f279a980c86e87c881e5883303ae7f57f4825b7ee526e95f03f4450889537b11"}}