{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:LACUO47NDR76Y53OH72TYEPPPQ","short_pith_number":"pith:LACUO47N","canonical_record":{"source":{"id":"2505.04698","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-07T18:00:04Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"8eb9b4af17faffaa646d94b24fda985def34b722b7c3d92496059787cbaf7bcb","abstract_canon_sha256":"a914cc59dab059f402616b156f324f235cd4ddd2b812302044a10a8e7db97544"},"schema_version":"1.0"},"canonical_sha256":"58054773ed1c7fec776e3ff53c11ef7c1006666c48c983fd1b92d2cff60272ea","source":{"kind":"arxiv","id":"2505.04698","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.04698","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"arxiv_version","alias_value":"2505.04698v1","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.04698","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_12","alias_value":"LACUO47NDR76","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_16","alias_value":"LACUO47NDR76Y53O","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_8","alias_value":"LACUO47N","created_at":"2026-07-05T11:00:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:LACUO47NDR76Y53OH72TYEPPPQ","target":"record","payload":{"canonical_record":{"source":{"id":"2505.04698","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-07T18:00:04Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"8eb9b4af17faffaa646d94b24fda985def34b722b7c3d92496059787cbaf7bcb","abstract_canon_sha256":"a914cc59dab059f402616b156f324f235cd4ddd2b812302044a10a8e7db97544"},"schema_version":"1.0"},"canonical_sha256":"58054773ed1c7fec776e3ff53c11ef7c1006666c48c983fd1b92d2cff60272ea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:00:12.264663Z","signature_b64":"/6wnT/yEC/CLd0g/hibEQfr+aAwXL+EjwCifzv9VNomA9wmUaM4W+4xlWxhPnK+JD9EyWEjUwxtko+vAyBb3BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"58054773ed1c7fec776e3ff53c11ef7c1006666c48c983fd1b92d2cff60272ea","last_reissued_at":"2026-07-05T11:00:12.264144Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:00:12.264144Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.04698","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":"2026-07-05T11:00:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MZnxulKU+T/aJQbtgF/uqjqwjtsAEWNRZxNT8KlEi3UoetO+WdTe3RsOp04yn0D+O3imiG4PTC9RxsbXm0GmCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T07:14:55.385238Z"},"content_sha256":"9d5d15910b5b7d683c02351b8f5007706b45151e7a995eedafb6091370287397","schema_version":"1.0","event_id":"sha256:9d5d15910b5b7d683c02351b8f5007706b45151e7a995eedafb6091370287397"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:LACUO47NDR76Y53OH72TYEPPPQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Final Moments III: Explosion Properties and Progenitor Constraints of CSM-Interacting Type II Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Haynie, A. L. Ibik, A. L. Piro, A. Rest, A. R. Wasserman, A. V. Filippenko, C. D. Kilpatrick, C. Gall, C. Pellegrino, C. R. Angus, C. Rojas-Bravo, D. A. Coulter, D. A. Howell, D. Farias, D. Hiramatsu, D. Langeroodi, D. O. Jones, E. A. Magnier, E. Padilla Gonzalez, F. Guo, G. Hosseinzadeh, G. Terreran, H. Gao, H. Sears, J. P. Anderson, J. R. Farah, J. Zhang, K. A. Bostroem, K. Auchettl, K. Ertini, K. Taggart, K. W. Davis, L. Dessart, M. A. Gerlach, M. Newsome, M. R. Drout, N. Earl, N LeBaron, R. Cartier, R. Chornock, R. J. Foley, R. J. Wainscoat, R. Margutti, R. Michael Rich, S. I. Raimundo, S. Rest, S. W. Jha, S. Yan, T. de Boer, T. G. Brink, V. A. Villar, W. V. Jacobson-Gal\\'an, W. Zheng, X-F. Wang, Y. Yang","submitted_at":"2025-05-07T18:00:04Z","abstract_excerpt":"We present analysis of the plateau and late-time phase properties of a sample of 39 Type II supernovae (SNe II) that show narrow, transient, high-ionization emission lines (i.e., \"IIn-like\") in their early-time spectra from interaction with confined, dense circumstellar material (CSM). Originally presented by Jacobson-Gal\\'an et al 2024a, this sample also includes multicolor light curves and spectra extending to late-time phases of 35 SNe with no evidence for IIn-like features at <2 days after first light. We measure photospheric phase light-curve properties for the distance-corrected sample a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.04698","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/2505.04698/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":"2026-07-05T11:00:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g7vfGTArxvf9efdYLvOBTSBhFfIGi25vUp7CXmcA68sfRTZfqUAmWJeIeMp26Oj7zJK4/hVyB/aTyn65RIwyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T07:14:55.385671Z"},"content_sha256":"33350e4ac888ebc5ee0e0536e007c107bbf5c67f48633fcbe6378133c37b56a9","schema_version":"1.0","event_id":"sha256:33350e4ac888ebc5ee0e0536e007c107bbf5c67f48633fcbe6378133c37b56a9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LACUO47NDR76Y53OH72TYEPPPQ/bundle.json","state_url":"https://pith.science/pith/LACUO47NDR76Y53OH72TYEPPPQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LACUO47NDR76Y53OH72TYEPPPQ/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":"2026-07-08T07:14:55Z","links":{"resolver":"https://pith.science/pith/LACUO47NDR76Y53OH72TYEPPPQ","bundle":"https://pith.science/pith/LACUO47NDR76Y53OH72TYEPPPQ/bundle.json","state":"https://pith.science/pith/LACUO47NDR76Y53OH72TYEPPPQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LACUO47NDR76Y53OH72TYEPPPQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LACUO47NDR76Y53OH72TYEPPPQ","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":"a914cc59dab059f402616b156f324f235cd4ddd2b812302044a10a8e7db97544","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-07T18:00:04Z","title_canon_sha256":"8eb9b4af17faffaa646d94b24fda985def34b722b7c3d92496059787cbaf7bcb"},"schema_version":"1.0","source":{"id":"2505.04698","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.04698","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"arxiv_version","alias_value":"2505.04698v1","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.04698","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_12","alias_value":"LACUO47NDR76","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_16","alias_value":"LACUO47NDR76Y53O","created_at":"2026-07-05T11:00:12Z"},{"alias_kind":"pith_short_8","alias_value":"LACUO47N","created_at":"2026-07-05T11:00:12Z"}],"graph_snapshots":[{"event_id":"sha256:33350e4ac888ebc5ee0e0536e007c107bbf5c67f48633fcbe6378133c37b56a9","target":"graph","created_at":"2026-07-05T11:00:12Z","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/2505.04698/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present analysis of the plateau and late-time phase properties of a sample of 39 Type II supernovae (SNe II) that show narrow, transient, high-ionization emission lines (i.e., \"IIn-like\") in their early-time spectra from interaction with confined, dense circumstellar material (CSM). Originally presented by Jacobson-Gal\\'an et al 2024a, this sample also includes multicolor light curves and spectra extending to late-time phases of 35 SNe with no evidence for IIn-like features at <2 days after first light. We measure photospheric phase light-curve properties for the distance-corrected sample a","authors_text":"A. Haynie, A. L. Ibik, A. L. Piro, A. Rest, A. R. Wasserman, A. V. Filippenko, C. D. Kilpatrick, C. Gall, C. Pellegrino, C. R. Angus, C. Rojas-Bravo, D. A. Coulter, D. A. Howell, D. Farias, D. Hiramatsu, D. Langeroodi, D. O. Jones, E. A. Magnier, E. Padilla Gonzalez, F. Guo, G. Hosseinzadeh, G. Terreran, H. Gao, H. Sears, J. P. Anderson, J. R. Farah, J. Zhang, K. A. Bostroem, K. Auchettl, K. Ertini, K. Taggart, K. W. Davis, L. Dessart, M. A. Gerlach, M. Newsome, M. R. Drout, N. Earl, N LeBaron, R. Cartier, R. Chornock, R. J. Foley, R. J. Wainscoat, R. Margutti, R. Michael Rich, S. I. Raimundo, S. Rest, S. W. Jha, S. Yan, T. de Boer, T. G. Brink, V. A. Villar, W. V. Jacobson-Gal\\'an, W. Zheng, X-F. Wang, Y. Yang","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-07T18:00:04Z","title":"Final Moments III: Explosion Properties and Progenitor Constraints of CSM-Interacting Type II Supernovae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.04698","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":"sha256:9d5d15910b5b7d683c02351b8f5007706b45151e7a995eedafb6091370287397","target":"record","created_at":"2026-07-05T11:00:12Z","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":"a914cc59dab059f402616b156f324f235cd4ddd2b812302044a10a8e7db97544","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-07T18:00:04Z","title_canon_sha256":"8eb9b4af17faffaa646d94b24fda985def34b722b7c3d92496059787cbaf7bcb"},"schema_version":"1.0","source":{"id":"2505.04698","kind":"arxiv","version":1}},"canonical_sha256":"58054773ed1c7fec776e3ff53c11ef7c1006666c48c983fd1b92d2cff60272ea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"58054773ed1c7fec776e3ff53c11ef7c1006666c48c983fd1b92d2cff60272ea","first_computed_at":"2026-07-05T11:00:12.264144Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:00:12.264144Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/6wnT/yEC/CLd0g/hibEQfr+aAwXL+EjwCifzv9VNomA9wmUaM4W+4xlWxhPnK+JD9EyWEjUwxtko+vAyBb3BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:00:12.264663Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.04698","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d5d15910b5b7d683c02351b8f5007706b45151e7a995eedafb6091370287397","sha256:33350e4ac888ebc5ee0e0536e007c107bbf5c67f48633fcbe6378133c37b56a9"],"state_sha256":"551fd228c2346e72f18dfa43c6aaa82b5c42882e29769ac03c51d04926d1e9cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5eaOCyZ2kwiAN5RIcEYbErE1Ms+zQW/0mtBCdNjXTnrs/OTqaOB0QOIDVwS4bqvQgINu6qYyoQSCoavF6YBqAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T07:14:55.388365Z","bundle_sha256":"ad720b7079802f97422a35c6d3eae1a3dfa8f01778316d6ad3382b1bc7962d12"}}