{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:5B3VY2EXGHA3RG64L6TXRMVMQT","short_pith_number":"pith:5B3VY2EX","canonical_record":{"source":{"id":"1504.07253","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-27T20:02:58Z","cross_cats_sorted":[],"title_canon_sha256":"33e5b11a99923203fcfe55c5afdcb0cdecc30f5e88a36ce1215362ae8912673f","abstract_canon_sha256":"5415884420f64948675bce8fa97bba1448d0df04daae4b966ce8b518f2671f01"},"schema_version":"1.0"},"canonical_sha256":"e8775c689731c1b89bdc5fa778b2ac84d4df2e5943a60a5cc3e848122e89874a","source":{"kind":"arxiv","id":"1504.07253","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.07253","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"arxiv_version","alias_value":"1504.07253v1","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.07253","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"pith_short_12","alias_value":"5B3VY2EXGHA3","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"5B3VY2EXGHA3RG64","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"5B3VY2EX","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:5B3VY2EXGHA3RG64L6TXRMVMQT","target":"record","payload":{"canonical_record":{"source":{"id":"1504.07253","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-27T20:02:58Z","cross_cats_sorted":[],"title_canon_sha256":"33e5b11a99923203fcfe55c5afdcb0cdecc30f5e88a36ce1215362ae8912673f","abstract_canon_sha256":"5415884420f64948675bce8fa97bba1448d0df04daae4b966ce8b518f2671f01"},"schema_version":"1.0"},"canonical_sha256":"e8775c689731c1b89bdc5fa778b2ac84d4df2e5943a60a5cc3e848122e89874a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:48.282294Z","signature_b64":"PZiDnlpyfl3YP8cD0k15p/fCNUJ8BWIU94T4Zk/3dRgs5cUW2wm1anjlQi4Duuz/Wskcebxlrc5AlENZFizhAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8775c689731c1b89bdc5fa778b2ac84d4df2e5943a60a5cc3e848122e89874a","last_reissued_at":"2026-05-18T01:35:48.281566Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:48.281566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.07253","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":"2026-05-18T01:35:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G//P6y8y4zaW8SIZgnroI/jgyLnhYZpMp4y6oX1KxPWQByd1yzP2+acQ5p909UK30KBA9u8f8f6NvgeOGR1sBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:51:05.377971Z"},"content_sha256":"eed912c82c4481bfcfb3e1c2ccd0ec37025b4a92aa3272eaddb9291d09504ae5","schema_version":"1.0","event_id":"sha256:eed912c82c4481bfcfb3e1c2ccd0ec37025b4a92aa3272eaddb9291d09504ae5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:5B3VY2EXGHA3RG64L6TXRMVMQT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Physical properties of the gamma-ray binary LS 5039 through low and high frequency radio observations","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"B. Marcote, C. H. Ishwara-Chandra, J. M. Paredes, M. Rib\\'o","submitted_at":"2015-04-27T20:02:58Z","abstract_excerpt":"We have studied in detail the 0.15-15 GHz radio spectrum of the gamma-ray binary LS 5039 to look for a possible turnover and absorption mechanisms at low frequencies, and to constrain the physical properties of its emission. We have analysed two archival VLA monitorings, all the available archival GMRT data and a coordinated quasi-simultaneous observational campaign conducted in 2013 with GMRT and WSRT. The data show that the radio emission of LS 5039 is persistent on day, week and year timescales, with a variability $\\lesssim 25~\\%$ at all frequencies, and no signature of orbital modulation. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.07253","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":"2026-05-18T01:35:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DclhXgVwlwoTmBas38o+rXmJN12Qh/C03f/FWlZ98EGBqFTd1HGN3xjg0V/LnkmDPYvLsgd2cyF1QPn9YhtnDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:51:05.378501Z"},"content_sha256":"f881f50934210e609e7ed39852a583a4bbf67e05ca2080281550a6056b0c5495","schema_version":"1.0","event_id":"sha256:f881f50934210e609e7ed39852a583a4bbf67e05ca2080281550a6056b0c5495"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/bundle.json","state_url":"https://pith.science/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/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":"2026-05-27T03:51:05Z","links":{"resolver":"https://pith.science/pith/5B3VY2EXGHA3RG64L6TXRMVMQT","bundle":"https://pith.science/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/bundle.json","state":"https://pith.science/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5B3VY2EXGHA3RG64L6TXRMVMQT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:5B3VY2EXGHA3RG64L6TXRMVMQT","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":"5415884420f64948675bce8fa97bba1448d0df04daae4b966ce8b518f2671f01","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-27T20:02:58Z","title_canon_sha256":"33e5b11a99923203fcfe55c5afdcb0cdecc30f5e88a36ce1215362ae8912673f"},"schema_version":"1.0","source":{"id":"1504.07253","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.07253","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"arxiv_version","alias_value":"1504.07253v1","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.07253","created_at":"2026-05-18T01:35:48Z"},{"alias_kind":"pith_short_12","alias_value":"5B3VY2EXGHA3","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"5B3VY2EXGHA3RG64","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"5B3VY2EX","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:f881f50934210e609e7ed39852a583a4bbf67e05ca2080281550a6056b0c5495","target":"graph","created_at":"2026-05-18T01:35:48Z","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 studied in detail the 0.15-15 GHz radio spectrum of the gamma-ray binary LS 5039 to look for a possible turnover and absorption mechanisms at low frequencies, and to constrain the physical properties of its emission. We have analysed two archival VLA monitorings, all the available archival GMRT data and a coordinated quasi-simultaneous observational campaign conducted in 2013 with GMRT and WSRT. The data show that the radio emission of LS 5039 is persistent on day, week and year timescales, with a variability $\\lesssim 25~\\%$ at all frequencies, and no signature of orbital modulation. ","authors_text":"B. Marcote, C. H. Ishwara-Chandra, J. M. Paredes, M. Rib\\'o","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-27T20:02:58Z","title":"Physical properties of the gamma-ray binary LS 5039 through low and high frequency radio observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.07253","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:eed912c82c4481bfcfb3e1c2ccd0ec37025b4a92aa3272eaddb9291d09504ae5","target":"record","created_at":"2026-05-18T01:35:48Z","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":"5415884420f64948675bce8fa97bba1448d0df04daae4b966ce8b518f2671f01","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-27T20:02:58Z","title_canon_sha256":"33e5b11a99923203fcfe55c5afdcb0cdecc30f5e88a36ce1215362ae8912673f"},"schema_version":"1.0","source":{"id":"1504.07253","kind":"arxiv","version":1}},"canonical_sha256":"e8775c689731c1b89bdc5fa778b2ac84d4df2e5943a60a5cc3e848122e89874a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8775c689731c1b89bdc5fa778b2ac84d4df2e5943a60a5cc3e848122e89874a","first_computed_at":"2026-05-18T01:35:48.281566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:48.281566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PZiDnlpyfl3YP8cD0k15p/fCNUJ8BWIU94T4Zk/3dRgs5cUW2wm1anjlQi4Duuz/Wskcebxlrc5AlENZFizhAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:48.282294Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.07253","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eed912c82c4481bfcfb3e1c2ccd0ec37025b4a92aa3272eaddb9291d09504ae5","sha256:f881f50934210e609e7ed39852a583a4bbf67e05ca2080281550a6056b0c5495"],"state_sha256":"de2d41c4349b9b726b3d7bab5a97c847834e0d5ce48297e4002a8d7ea815306f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PyKL7yfCdZhEQRqdHM2K0003kjQnevKjrVoaj/BpnK8eM2rytSPclS8QgTZdjLqXbZm/oE5e4E9kvq5aKWoDBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T03:51:05.381850Z","bundle_sha256":"d33220e1a391225b9b8e440f9e1384fcd7a777aa39679ef1d93629c2b746c907"}}