{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ZR4UXPH4OIM6B3TPEHVCBMC4YV","short_pith_number":"pith:ZR4UXPH4","canonical_record":{"source":{"id":"2307.05598","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-07-10T19:40:32Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"2d5928d79e549ecc4ab63a11cab054b3e2289fad925b0f7ddb8095d459deeb92","abstract_canon_sha256":"25c5c30a9938d4f385cc80ac953ebfeb89f94cc8e4276a1776867d69ee3d4c07"},"schema_version":"1.0"},"canonical_sha256":"cc794bbcfc7219e0ee6f21ea20b05cc547e77e68df0945cb8a4971e5f111d8df","source":{"kind":"arxiv","id":"2307.05598","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.05598","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"arxiv_version","alias_value":"2307.05598v2","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.05598","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_12","alias_value":"ZR4UXPH4OIM6","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_16","alias_value":"ZR4UXPH4OIM6B3TP","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_8","alias_value":"ZR4UXPH4","created_at":"2026-07-05T07:40:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ZR4UXPH4OIM6B3TPEHVCBMC4YV","target":"record","payload":{"canonical_record":{"source":{"id":"2307.05598","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-07-10T19:40:32Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"2d5928d79e549ecc4ab63a11cab054b3e2289fad925b0f7ddb8095d459deeb92","abstract_canon_sha256":"25c5c30a9938d4f385cc80ac953ebfeb89f94cc8e4276a1776867d69ee3d4c07"},"schema_version":"1.0"},"canonical_sha256":"cc794bbcfc7219e0ee6f21ea20b05cc547e77e68df0945cb8a4971e5f111d8df","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:40:22.279733Z","signature_b64":"hzESWUutITl+eMKr36mHjb3eFGcvf5F6GLFAsk4eBrVwCKydt7Ppd4hheO8BwCto8fE62vF+8NOuswnMZmjVDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc794bbcfc7219e0ee6f21ea20b05cc547e77e68df0945cb8a4971e5f111d8df","last_reissued_at":"2026-07-05T07:40:22.279181Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:40:22.279181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.05598","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:40:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QXsP8HnjfkBSCeDsKi7DCKE8z2iYyzKO8Nf/JqLbsg3npkwPE06WzqxKBGn9v8+OVxD+A5ApYKfFpUUJrJyYDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T13:47:14.484590Z"},"content_sha256":"e771868e128d63a1c1b018d4805428b65eeb308249bde149723e901b75bf5536","schema_version":"1.0","event_id":"sha256:e771868e128d63a1c1b018d4805428b65eeb308249bde149723e901b75bf5536"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ZR4UXPH4OIM6B3TPEHVCBMC4YV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shock cooling emission from explosions of red super-giants: II. An analytic model of deviations from blackbody emission","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Eli Waxman, Ido Irani, Jonathan Morag, Nir Sapir","submitted_at":"2023-07-10T19:40:32Z","abstract_excerpt":"Light emission in the first hours and days following core-collapse supernovae (SNe) is dominated by the escape of photons from the expanding shock heated envelope. In a preceding paper, Paper I, we provided a simple analytic description of the time dependent luminosity, $L$, and color temperature, $T_{\\rm col}$, valid up to H recombination ($T\\approx0.7$ eV), for explosions of red supergiants with convective polytropic envelopes without significant circum-stellar medium (CSM). The analytic description was calibrated against \"gray\" (frequency-independent) photon diffusion numeric calculations. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.05598","kind":"arxiv","version":2},"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/2307.05598/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":"2026-07-05T07:40:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HxZU5ltg5ndYNzOgWkCYA/c7tyDJcbKLwr73HAxKfEoV4b4aU6Avi9W9BYG7xdj8ZOGssKsFUlbA6Kh4VnCgDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T13:47:14.485191Z"},"content_sha256":"c35b0e438c8bff2216ccf08275d5cd98b4eb59e329bb41153c92aba94ba57d30","schema_version":"1.0","event_id":"sha256:c35b0e438c8bff2216ccf08275d5cd98b4eb59e329bb41153c92aba94ba57d30"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/bundle.json","state_url":"https://pith.science/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/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":"2026-08-20T13:47:14Z","links":{"resolver":"https://pith.science/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV","bundle":"https://pith.science/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/bundle.json","state":"https://pith.science/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZR4UXPH4OIM6B3TPEHVCBMC4YV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ZR4UXPH4OIM6B3TPEHVCBMC4YV","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":"25c5c30a9938d4f385cc80ac953ebfeb89f94cc8e4276a1776867d69ee3d4c07","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-07-10T19:40:32Z","title_canon_sha256":"2d5928d79e549ecc4ab63a11cab054b3e2289fad925b0f7ddb8095d459deeb92"},"schema_version":"1.0","source":{"id":"2307.05598","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.05598","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"arxiv_version","alias_value":"2307.05598v2","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.05598","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_12","alias_value":"ZR4UXPH4OIM6","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_16","alias_value":"ZR4UXPH4OIM6B3TP","created_at":"2026-07-05T07:40:22Z"},{"alias_kind":"pith_short_8","alias_value":"ZR4UXPH4","created_at":"2026-07-05T07:40:22Z"}],"graph_snapshots":[{"event_id":"sha256:c35b0e438c8bff2216ccf08275d5cd98b4eb59e329bb41153c92aba94ba57d30","target":"graph","created_at":"2026-07-05T07:40:22Z","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/2307.05598/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Light emission in the first hours and days following core-collapse supernovae (SNe) is dominated by the escape of photons from the expanding shock heated envelope. In a preceding paper, Paper I, we provided a simple analytic description of the time dependent luminosity, $L$, and color temperature, $T_{\\rm col}$, valid up to H recombination ($T\\approx0.7$ eV), for explosions of red supergiants with convective polytropic envelopes without significant circum-stellar medium (CSM). The analytic description was calibrated against \"gray\" (frequency-independent) photon diffusion numeric calculations. ","authors_text":"Eli Waxman, Ido Irani, Jonathan Morag, Nir Sapir","cross_cats":["astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-07-10T19:40:32Z","title":"Shock cooling emission from explosions of red super-giants: II. An analytic model of deviations from blackbody emission"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.05598","kind":"arxiv","version":2},"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:e771868e128d63a1c1b018d4805428b65eeb308249bde149723e901b75bf5536","target":"record","created_at":"2026-07-05T07:40:22Z","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":"25c5c30a9938d4f385cc80ac953ebfeb89f94cc8e4276a1776867d69ee3d4c07","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-07-10T19:40:32Z","title_canon_sha256":"2d5928d79e549ecc4ab63a11cab054b3e2289fad925b0f7ddb8095d459deeb92"},"schema_version":"1.0","source":{"id":"2307.05598","kind":"arxiv","version":2}},"canonical_sha256":"cc794bbcfc7219e0ee6f21ea20b05cc547e77e68df0945cb8a4971e5f111d8df","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cc794bbcfc7219e0ee6f21ea20b05cc547e77e68df0945cb8a4971e5f111d8df","first_computed_at":"2026-07-05T07:40:22.279181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:40:22.279181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hzESWUutITl+eMKr36mHjb3eFGcvf5F6GLFAsk4eBrVwCKydt7Ppd4hheO8BwCto8fE62vF+8NOuswnMZmjVDA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:40:22.279733Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.05598","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e771868e128d63a1c1b018d4805428b65eeb308249bde149723e901b75bf5536","sha256:c35b0e438c8bff2216ccf08275d5cd98b4eb59e329bb41153c92aba94ba57d30"],"state_sha256":"1fcbbf876e0ab78b69f43b0949a06e0bf8564e58f52b64effb06aaf59398c64f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eiOrbmgr+MzrGtR6FHoHcfyTwSMUuM5vbfvS5O59eSedAahmpztDPvGvUHmcaFB1Qn892x+iiD55oDHTeP0pAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T13:47:14.491475Z","bundle_sha256":"ffb2b8b52ad74d0531a71aaf1ed7edb4a9f7cd20507536b7d1199b03717600b7"}}