{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:RMTWJA6FQJXF4RVBYDFW7XNPQ2","short_pith_number":"pith:RMTWJA6F","canonical_record":{"source":{"id":"1608.06464","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-08-23T11:11:59Z","cross_cats_sorted":[],"title_canon_sha256":"618bb41b8b3c618327206634de46e7a0e30d4aa3d8f4d7ed9c2d64a0ba7a5981","abstract_canon_sha256":"4cc55c925ab93098d12a0ee312dbce612d3ff8052f181010def82638d3ff3ddf"},"schema_version":"1.0"},"canonical_sha256":"8b276483c5826e5e46a1c0cb6fddaf869c4c8e90c44b55ede52dbebcea2da300","source":{"kind":"arxiv","id":"1608.06464","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.06464","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"arxiv_version","alias_value":"1608.06464v1","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.06464","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"pith_short_12","alias_value":"RMTWJA6FQJXF","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"RMTWJA6FQJXF4RVB","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"RMTWJA6F","created_at":"2026-05-18T12:30:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:RMTWJA6FQJXF4RVBYDFW7XNPQ2","target":"record","payload":{"canonical_record":{"source":{"id":"1608.06464","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-08-23T11:11:59Z","cross_cats_sorted":[],"title_canon_sha256":"618bb41b8b3c618327206634de46e7a0e30d4aa3d8f4d7ed9c2d64a0ba7a5981","abstract_canon_sha256":"4cc55c925ab93098d12a0ee312dbce612d3ff8052f181010def82638d3ff3ddf"},"schema_version":"1.0"},"canonical_sha256":"8b276483c5826e5e46a1c0cb6fddaf869c4c8e90c44b55ede52dbebcea2da300","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:59:57.438938Z","signature_b64":"1wd5HcKKdsFQNBhJk5InNMSIOK2tVy28/kl1EvpSPZsNqkzITkSWzAaEWb/0qMf8pElhK2FMbDzq/RGyz8RFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b276483c5826e5e46a1c0cb6fddaf869c4c8e90c44b55ede52dbebcea2da300","last_reissued_at":"2026-05-18T00:59:57.438351Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:59:57.438351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.06464","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":"2026-05-18T00:59:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s6f7Eoy3Im7TO4H6sL+ER5haFdVdG/Eza5UOHKL8z6v6GxY36JHAQ+7eyHwPBWktieJcF5ivL/lCsTiU1HDmAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:01:48.072481Z"},"content_sha256":"0ab30714c00ce3407d2a5f02e48d6e94be87a0cfdf561588c64ad347a55da7f3","schema_version":"1.0","event_id":"sha256:0ab30714c00ce3407d2a5f02e48d6e94be87a0cfdf561588c64ad347a55da7f3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:RMTWJA6FQJXF4RVBYDFW7XNPQ2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Very-high-energy observations of the binaries V 404 Cyg and 4U 0115+634 during giant X-ray outbursts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Archer, A. C. Rovero, A. Falcone, A. Flinders, A. Furniss, A. Popkow, A. Wilhelm, C. A. Johnson, D. A. Williams, D. Hanna, D. Kieda, D. Nieto, D. Staszak, E. Bourbeau, E. Pueschel, E. Roache, G. H. Sembroski, G. Maier, G. T. Richards, H. Fleischhack, I. Sadeh, I. Telezhinsky, J. Grube, J. H. Buckley, J. Holder, J. P. Finley, J. Quinn, J. Rousselle, J. Tyler, K. Byrum, K. Ragan, K. Shahinyan, L. Fortson, M. Buchovecky, M. Cerruti, M. Errando, M. Fernandez-Alonso, M. H\\\"utten, M. J. Lang, M. Kertzman, M. Krause, M. P. Connolly, M. Pohl, N. Kelley-Hoskins, N. Park, O. Hervet, P. Kaaret, P. Kar, P. Moriarty, P. T. Reynolds, P. Wilcox, Q. Feng, R. A. Ong, R. Bird, R. Mukherjee, S. Griffin, S. Kumar, S. O'Brien, S. P. Wakely, S. Schlenstedt, T. B. Humensky, T. T.Y. Lin, V. Bugaev, W. Benbow, W. Cui","submitted_at":"2016-08-23T11:11:59Z","abstract_excerpt":"Transient X-ray binaries produce major outbursts in which the X-ray flux can increase over the quiescent level by factors as large as $10^7$. The low-mass X-ray binary V 404 Cyg and the high-mass system 4U 0115+634 underwent such major outbursts in June and October 2015, respectively. We present here observations at energies above hundreds of GeV with the VERITAS observatory taken during some of the brightest X-ray activity ever observed from these systems. No gamma-ray emission has been detected by VERITAS in 2.5 hours of observations of the microquasar V 404 Cyg from 2015, June 20-21. The up"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.06464","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":"2026-05-18T00:59:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cG2dKPNG560O++JEtYo/GLTQB4/z3kRIm+gqdLoA7wAQnWU7tViqVuBGjqjgRpGLFbA+EHJeUuAIWNGKbFTFDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:01:48.072836Z"},"content_sha256":"a2ece873d4224f08b8b825c6b2e132ffb78ba7d501ad7ea4ea9f4e24c2b34239","schema_version":"1.0","event_id":"sha256:a2ece873d4224f08b8b825c6b2e132ffb78ba7d501ad7ea4ea9f4e24c2b34239"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/bundle.json","state_url":"https://pith.science/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/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":"2026-06-01T19:01:48Z","links":{"resolver":"https://pith.science/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2","bundle":"https://pith.science/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/bundle.json","state":"https://pith.science/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RMTWJA6FQJXF4RVBYDFW7XNPQ2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:RMTWJA6FQJXF4RVBYDFW7XNPQ2","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":"4cc55c925ab93098d12a0ee312dbce612d3ff8052f181010def82638d3ff3ddf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-08-23T11:11:59Z","title_canon_sha256":"618bb41b8b3c618327206634de46e7a0e30d4aa3d8f4d7ed9c2d64a0ba7a5981"},"schema_version":"1.0","source":{"id":"1608.06464","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.06464","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"arxiv_version","alias_value":"1608.06464v1","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.06464","created_at":"2026-05-18T00:59:57Z"},{"alias_kind":"pith_short_12","alias_value":"RMTWJA6FQJXF","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"RMTWJA6FQJXF4RVB","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"RMTWJA6F","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:a2ece873d4224f08b8b825c6b2e132ffb78ba7d501ad7ea4ea9f4e24c2b34239","target":"graph","created_at":"2026-05-18T00:59:57Z","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":"Transient X-ray binaries produce major outbursts in which the X-ray flux can increase over the quiescent level by factors as large as $10^7$. The low-mass X-ray binary V 404 Cyg and the high-mass system 4U 0115+634 underwent such major outbursts in June and October 2015, respectively. We present here observations at energies above hundreds of GeV with the VERITAS observatory taken during some of the brightest X-ray activity ever observed from these systems. No gamma-ray emission has been detected by VERITAS in 2.5 hours of observations of the microquasar V 404 Cyg from 2015, June 20-21. The up","authors_text":"A. Archer, A. C. Rovero, A. Falcone, A. Flinders, A. Furniss, A. Popkow, A. Wilhelm, C. A. Johnson, D. A. Williams, D. Hanna, D. Kieda, D. Nieto, D. Staszak, E. Bourbeau, E. Pueschel, E. Roache, G. H. Sembroski, G. Maier, G. T. Richards, H. Fleischhack, I. Sadeh, I. Telezhinsky, J. Grube, J. H. Buckley, J. Holder, J. P. Finley, J. Quinn, J. Rousselle, J. Tyler, K. Byrum, K. Ragan, K. Shahinyan, L. Fortson, M. Buchovecky, M. Cerruti, M. Errando, M. Fernandez-Alonso, M. H\\\"utten, M. J. Lang, M. Kertzman, M. Krause, M. P. Connolly, M. Pohl, N. Kelley-Hoskins, N. Park, O. Hervet, P. Kaaret, P. Kar, P. Moriarty, P. T. Reynolds, P. Wilcox, Q. Feng, R. A. Ong, R. Bird, R. Mukherjee, S. Griffin, S. Kumar, S. O'Brien, S. P. Wakely, S. Schlenstedt, T. B. Humensky, T. T.Y. Lin, V. Bugaev, W. Benbow, W. Cui","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-08-23T11:11:59Z","title":"Very-high-energy observations of the binaries V 404 Cyg and 4U 0115+634 during giant X-ray outbursts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.06464","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":"sha256:0ab30714c00ce3407d2a5f02e48d6e94be87a0cfdf561588c64ad347a55da7f3","target":"record","created_at":"2026-05-18T00:59:57Z","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":"4cc55c925ab93098d12a0ee312dbce612d3ff8052f181010def82638d3ff3ddf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-08-23T11:11:59Z","title_canon_sha256":"618bb41b8b3c618327206634de46e7a0e30d4aa3d8f4d7ed9c2d64a0ba7a5981"},"schema_version":"1.0","source":{"id":"1608.06464","kind":"arxiv","version":1}},"canonical_sha256":"8b276483c5826e5e46a1c0cb6fddaf869c4c8e90c44b55ede52dbebcea2da300","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8b276483c5826e5e46a1c0cb6fddaf869c4c8e90c44b55ede52dbebcea2da300","first_computed_at":"2026-05-18T00:59:57.438351Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:59:57.438351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1wd5HcKKdsFQNBhJk5InNMSIOK2tVy28/kl1EvpSPZsNqkzITkSWzAaEWb/0qMf8pElhK2FMbDzq/RGyz8RFCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:59:57.438938Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.06464","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ab30714c00ce3407d2a5f02e48d6e94be87a0cfdf561588c64ad347a55da7f3","sha256:a2ece873d4224f08b8b825c6b2e132ffb78ba7d501ad7ea4ea9f4e24c2b34239"],"state_sha256":"6c4c63a8672203dbe6f10538f7da4829bce72b1e44f2f93f67d86b9d40b1d4c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+LzK1KxFl9pjbtPr03tvMThjmxnbaBZrx77BMB00A1Q4siDH8O9r2sIRe/xNtUfEC1j9Vi69cD6gWGtvoiMjBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T19:01:48.074764Z","bundle_sha256":"60e8c7d97dfe12b8922e3110eaca7ed920552d3fe829a1215a12f57b7bf32dc2"}}