{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:5PCKJT6KIJGISYEPVEOV4EEKDM","short_pith_number":"pith:5PCKJT6K","canonical_record":{"source":{"id":"2506.07082","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-06-08T10:54:30Z","cross_cats_sorted":[],"title_canon_sha256":"669cd0187ee1a9ccacbd929c92d34164fe2fbb4943622da5e973f098d4850c0f","abstract_canon_sha256":"12aa10daa3c524545437557346cdff23eddcbab8ea537324fda285044718587c"},"schema_version":"1.0"},"canonical_sha256":"ebc4a4cfca424c89608fa91d5e108a1b331bbf7889ad26c81682aedcd8aae680","source":{"kind":"arxiv","id":"2506.07082","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07082","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07082v1","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07082","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_12","alias_value":"5PCKJT6KIJGI","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_16","alias_value":"5PCKJT6KIJGISYEP","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_8","alias_value":"5PCKJT6K","created_at":"2026-07-05T12:00:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:5PCKJT6KIJGISYEPVEOV4EEKDM","target":"record","payload":{"canonical_record":{"source":{"id":"2506.07082","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-06-08T10:54:30Z","cross_cats_sorted":[],"title_canon_sha256":"669cd0187ee1a9ccacbd929c92d34164fe2fbb4943622da5e973f098d4850c0f","abstract_canon_sha256":"12aa10daa3c524545437557346cdff23eddcbab8ea537324fda285044718587c"},"schema_version":"1.0"},"canonical_sha256":"ebc4a4cfca424c89608fa91d5e108a1b331bbf7889ad26c81682aedcd8aae680","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:00:01.878713Z","signature_b64":"RdDw/itsv5+XDpnPF53w04Kpap+rWbL/0Ia6mT2bzAonXQWXHeAT/xnmjroqhCoyBWrGEjiKBf45gkpd8ESkAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ebc4a4cfca424c89608fa91d5e108a1b331bbf7889ad26c81682aedcd8aae680","last_reissued_at":"2026-07-05T12:00:01.878206Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:00:01.878206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.07082","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":"2026-07-05T12:00:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4oPa5feDNsr7iwQ6HDb6CBDMvcwOqZIcU7QdpdQO/Kyucm+7V88adxET6mJOxs6Kpz6zMiOS7gze72aQ1cEiBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T01:01:34.752464Z"},"content_sha256":"ca0718576506c9c092f3c0d46c8b5fe247ea26db236acae3e1a54fdedc0225f3","schema_version":"1.0","event_id":"sha256:ca0718576506c9c092f3c0d46c8b5fe247ea26db236acae3e1a54fdedc0225f3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:5PCKJT6KIJGISYEPVEOV4EEKDM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Results from the Pan-STARRS Search for Kilonovae: Contamination by Massive Stellar Outbursts","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"C.-C. Lin, D. R. Young, E. A. Magnier, K. C. Chambers, K. W. Smith, M. D. Fulton, M. E. Huber, M. Nicholl, P. Minguez, R. Wainscoat, S. J. Smartt, S. Srivastav, T. de Boer, T. Lowe","submitted_at":"2025-06-08T10:54:30Z","abstract_excerpt":"We present results from the Pan-STARRS optical search for kilonovae without the aid of gravitational wave and gamma-ray burst triggers. The search was conducted from 26 October 2019 to 15 December 2022. During this time, we reported 29,740 transients observed by Pan-STARRS to the IAU Transient Name Server. Of these, 175 were Pan-STARRS credited discoveries that had a host galaxy within 200 Mpc and had discovery absolute magnitudes M > -16.5. A subset of 11 transients was plausibly identified as kilonova candidates by our kilonova prediction algorithm. Through a combination of historical forced"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07082","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2506.07082/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T12:00:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D7l89hLEg1kB0SZtzF7WxDYuWIdtxmu2wPYBX52q5ZXlt5uP7iyCb8dcVxHiH8sLf7Lnn/Nn/fun+sq8NyzyCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T01:01:34.753455Z"},"content_sha256":"2ebbbc365fee1e3548cb0cb94bccd9e0cf97f39b10cca491f51e387ed08300af","schema_version":"1.0","event_id":"sha256:2ebbbc365fee1e3548cb0cb94bccd9e0cf97f39b10cca491f51e387ed08300af"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/bundle.json","state_url":"https://pith.science/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/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":"2026-08-08T01:01:34Z","links":{"resolver":"https://pith.science/pith/5PCKJT6KIJGISYEPVEOV4EEKDM","bundle":"https://pith.science/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/bundle.json","state":"https://pith.science/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5PCKJT6KIJGISYEPVEOV4EEKDM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5PCKJT6KIJGISYEPVEOV4EEKDM","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":"12aa10daa3c524545437557346cdff23eddcbab8ea537324fda285044718587c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-06-08T10:54:30Z","title_canon_sha256":"669cd0187ee1a9ccacbd929c92d34164fe2fbb4943622da5e973f098d4850c0f"},"schema_version":"1.0","source":{"id":"2506.07082","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07082","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07082v1","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07082","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_12","alias_value":"5PCKJT6KIJGI","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_16","alias_value":"5PCKJT6KIJGISYEP","created_at":"2026-07-05T12:00:01Z"},{"alias_kind":"pith_short_8","alias_value":"5PCKJT6K","created_at":"2026-07-05T12:00:01Z"}],"graph_snapshots":[{"event_id":"sha256:2ebbbc365fee1e3548cb0cb94bccd9e0cf97f39b10cca491f51e387ed08300af","target":"graph","created_at":"2026-07-05T12:00:01Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2506.07082/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present results from the Pan-STARRS optical search for kilonovae without the aid of gravitational wave and gamma-ray burst triggers. The search was conducted from 26 October 2019 to 15 December 2022. During this time, we reported 29,740 transients observed by Pan-STARRS to the IAU Transient Name Server. Of these, 175 were Pan-STARRS credited discoveries that had a host galaxy within 200 Mpc and had discovery absolute magnitudes M > -16.5. A subset of 11 transients was plausibly identified as kilonova candidates by our kilonova prediction algorithm. Through a combination of historical forced","authors_text":"C.-C. Lin, D. R. Young, E. A. Magnier, K. C. Chambers, K. W. Smith, M. D. Fulton, M. E. Huber, M. Nicholl, P. Minguez, R. Wainscoat, S. J. Smartt, S. Srivastav, T. de Boer, T. Lowe","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-06-08T10:54:30Z","title":"Results from the Pan-STARRS Search for Kilonovae: Contamination by Massive Stellar Outbursts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07082","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:ca0718576506c9c092f3c0d46c8b5fe247ea26db236acae3e1a54fdedc0225f3","target":"record","created_at":"2026-07-05T12:00:01Z","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":"12aa10daa3c524545437557346cdff23eddcbab8ea537324fda285044718587c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-06-08T10:54:30Z","title_canon_sha256":"669cd0187ee1a9ccacbd929c92d34164fe2fbb4943622da5e973f098d4850c0f"},"schema_version":"1.0","source":{"id":"2506.07082","kind":"arxiv","version":1}},"canonical_sha256":"ebc4a4cfca424c89608fa91d5e108a1b331bbf7889ad26c81682aedcd8aae680","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ebc4a4cfca424c89608fa91d5e108a1b331bbf7889ad26c81682aedcd8aae680","first_computed_at":"2026-07-05T12:00:01.878206Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:00:01.878206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RdDw/itsv5+XDpnPF53w04Kpap+rWbL/0Ia6mT2bzAonXQWXHeAT/xnmjroqhCoyBWrGEjiKBf45gkpd8ESkAA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:00:01.878713Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.07082","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca0718576506c9c092f3c0d46c8b5fe247ea26db236acae3e1a54fdedc0225f3","sha256:2ebbbc365fee1e3548cb0cb94bccd9e0cf97f39b10cca491f51e387ed08300af"],"state_sha256":"9c6e425d4653e68410ef2c538fb8f189ee30b4fd0ef63e0ce36aae5daedf6588"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XdVSmoWA8CnSfFXs9MJPMNlOTZSMrk1gXrSQz0johHQ1vXq5Lv7Jzv0RO8yGShOvbgSWRI5UdnC4aqj9sgETDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T01:01:34.759751Z","bundle_sha256":"13cc3bac8d401b089e7ea7e018f83b466c748819b978db3038e3ed421e9241ba"}}