{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:R6TNYXDHV543H4ZFGYJ3JJ3GEM","short_pith_number":"pith:R6TNYXDH","canonical_record":{"source":{"id":"1601.05343","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-20T17:39:32Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"e94ea7da9499f76fea18eb310d46c44ea5b4d9c87fb3e3e33f9bedf666756d95","abstract_canon_sha256":"dbb5238aa9cd1277b4decc0cead59adef04f16f6abd3fbaba1b9ee6790a67973"},"schema_version":"1.0"},"canonical_sha256":"8fa6dc5c67af79b3f3253613b4a7662328606147bf6e63a7cd64c0366cdb35eb","source":{"kind":"arxiv","id":"1601.05343","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.05343","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"arxiv_version","alias_value":"1601.05343v1","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.05343","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"pith_short_12","alias_value":"R6TNYXDHV543","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"R6TNYXDHV543H4ZF","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"R6TNYXDH","created_at":"2026-05-18T12:30:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:R6TNYXDHV543H4ZFGYJ3JJ3GEM","target":"record","payload":{"canonical_record":{"source":{"id":"1601.05343","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-20T17:39:32Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"e94ea7da9499f76fea18eb310d46c44ea5b4d9c87fb3e3e33f9bedf666756d95","abstract_canon_sha256":"dbb5238aa9cd1277b4decc0cead59adef04f16f6abd3fbaba1b9ee6790a67973"},"schema_version":"1.0"},"canonical_sha256":"8fa6dc5c67af79b3f3253613b4a7662328606147bf6e63a7cd64c0366cdb35eb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:01.269593Z","signature_b64":"9V2K7w108wMHbbrz+lk+TM9aZwq/+ztXJT/cp9W+6yaCsMLVl6IXhyFNuv/qg7mcWOQb4tUBmrBO5JNOuWh5Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8fa6dc5c67af79b3f3253613b4a7662328606147bf6e63a7cd64c0366cdb35eb","last_reissued_at":"2026-05-18T01:19:01.269106Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:01.269106Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.05343","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":"2026-05-18T01:19:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+SttCDeCPoV1bc+f5/88LXRpLAyuz6oaIG6LxFTJSVT8GCtFO6QUJX0wcNLOOW8QCDhVbiXv3coLgJZBkgvMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:01:46.213472Z"},"content_sha256":"2c0658cf74bd69ffc353bffa4c103d8dfad191683754aae6418c807d863b19e8","schema_version":"1.0","event_id":"sha256:2c0658cf74bd69ffc353bffa4c103d8dfad191683754aae6418c807d863b19e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:R6TNYXDHV543H4ZFGYJ3JJ3GEM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Six New Millisecond Pulsars from Arecibo Searches of Fermi Gamma-Ray Sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"E. C. Ferrara, F. Camilo, H. T. Cromartie, J. S. Deneva, K. S. Wood, M. Kerr, P. F. Michelson, P. S. Ray, S. M. Ransom","submitted_at":"2016-01-20T17:39:32Z","abstract_excerpt":"We have discovered six radio millisecond pulsars (MSPs) in a search with the Arecibo telescope of 34 unidentified gamma-ray sources from the Fermi Large Area Telescope (LAT) 4-year point source catalog. Among the 34 sources, we also detected two MSPs previously discovered elsewhere. Each source was observed at a center frequency of 327 MHz, typically at three epochs with individual integration times of 15 minutes. The new MSP spin periods range from 1.99 to 4.66 ms. Five of the six pulsars are in interacting compact binaries (period < 8.1 hr), while the sixth is a more typical neutron star-whi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.05343","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":"2026-05-18T01:19:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0wdmf0zTBTYdwojTqpWNSqR/NOxDysAP3v3W88ofBbq5txd2cLUJWH9MfKDOYF6amXZARt+g5t3Okymj8U/TCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:01:46.213831Z"},"content_sha256":"f569a13308365f75f1cdc73139843d9d66d0d60d3c18e1a1e3da086c49b55cc6","schema_version":"1.0","event_id":"sha256:f569a13308365f75f1cdc73139843d9d66d0d60d3c18e1a1e3da086c49b55cc6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/bundle.json","state_url":"https://pith.science/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/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":"2026-06-11T14:01:46Z","links":{"resolver":"https://pith.science/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM","bundle":"https://pith.science/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/bundle.json","state":"https://pith.science/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R6TNYXDHV543H4ZFGYJ3JJ3GEM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:R6TNYXDHV543H4ZFGYJ3JJ3GEM","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":"dbb5238aa9cd1277b4decc0cead59adef04f16f6abd3fbaba1b9ee6790a67973","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-20T17:39:32Z","title_canon_sha256":"e94ea7da9499f76fea18eb310d46c44ea5b4d9c87fb3e3e33f9bedf666756d95"},"schema_version":"1.0","source":{"id":"1601.05343","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.05343","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"arxiv_version","alias_value":"1601.05343v1","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.05343","created_at":"2026-05-18T01:19:01Z"},{"alias_kind":"pith_short_12","alias_value":"R6TNYXDHV543","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"R6TNYXDHV543H4ZF","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"R6TNYXDH","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:f569a13308365f75f1cdc73139843d9d66d0d60d3c18e1a1e3da086c49b55cc6","target":"graph","created_at":"2026-05-18T01:19:01Z","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 have discovered six radio millisecond pulsars (MSPs) in a search with the Arecibo telescope of 34 unidentified gamma-ray sources from the Fermi Large Area Telescope (LAT) 4-year point source catalog. Among the 34 sources, we also detected two MSPs previously discovered elsewhere. Each source was observed at a center frequency of 327 MHz, typically at three epochs with individual integration times of 15 minutes. The new MSP spin periods range from 1.99 to 4.66 ms. Five of the six pulsars are in interacting compact binaries (period < 8.1 hr), while the sixth is a more typical neutron star-whi","authors_text":"E. C. Ferrara, F. Camilo, H. T. Cromartie, J. S. Deneva, K. S. Wood, M. Kerr, P. F. Michelson, P. S. Ray, S. M. Ransom","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-20T17:39:32Z","title":"Six New Millisecond Pulsars from Arecibo Searches of Fermi Gamma-Ray Sources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.05343","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":"sha256:2c0658cf74bd69ffc353bffa4c103d8dfad191683754aae6418c807d863b19e8","target":"record","created_at":"2026-05-18T01:19:01Z","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":"dbb5238aa9cd1277b4decc0cead59adef04f16f6abd3fbaba1b9ee6790a67973","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-20T17:39:32Z","title_canon_sha256":"e94ea7da9499f76fea18eb310d46c44ea5b4d9c87fb3e3e33f9bedf666756d95"},"schema_version":"1.0","source":{"id":"1601.05343","kind":"arxiv","version":1}},"canonical_sha256":"8fa6dc5c67af79b3f3253613b4a7662328606147bf6e63a7cd64c0366cdb35eb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8fa6dc5c67af79b3f3253613b4a7662328606147bf6e63a7cd64c0366cdb35eb","first_computed_at":"2026-05-18T01:19:01.269106Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:01.269106Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9V2K7w108wMHbbrz+lk+TM9aZwq/+ztXJT/cp9W+6yaCsMLVl6IXhyFNuv/qg7mcWOQb4tUBmrBO5JNOuWh5Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:01.269593Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.05343","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c0658cf74bd69ffc353bffa4c103d8dfad191683754aae6418c807d863b19e8","sha256:f569a13308365f75f1cdc73139843d9d66d0d60d3c18e1a1e3da086c49b55cc6"],"state_sha256":"68ea19e11e5a4d31ea353cc08de4238fa4a7903585df45219a2a57c092fefde5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W/PNL1iGo3eVNUlx59A1dr12XQgEu7fnwYsXV8DtEodxLCnpAVvPPL1lgvUw+Z2Cisr0fbukPMEkRHFmzsxdDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T14:01:46.215805Z","bundle_sha256":"d3da21e951a8f1b48697e5a8b05e33b44b0bbfd5e7e43e742a32e7fd66c2aba8"}}