{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:LPJIDK3YPTLBQ7DOJZZ6DQ2HN4","short_pith_number":"pith:LPJIDK3Y","canonical_record":{"source":{"id":"1203.5799","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-26T20:01:48Z","cross_cats_sorted":[],"title_canon_sha256":"1e62dd9e7e90b1af5adcbf9f6e9bf59c4c74f907e894708cb57b9cd056ed5c93","abstract_canon_sha256":"f55e8b8f49e1fe81ac83c650567d18f42634c66eefc6fb91a8738fb343b8e573"},"schema_version":"1.0"},"canonical_sha256":"5bd281ab787cd6187c6e4e73e1c3476f0618e7364e510fcb903dbfb5742b6736","source":{"kind":"arxiv","id":"1203.5799","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5799","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5799v1","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5799","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"pith_short_12","alias_value":"LPJIDK3YPTLB","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LPJIDK3YPTLBQ7DO","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LPJIDK3Y","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:LPJIDK3YPTLBQ7DOJZZ6DQ2HN4","target":"record","payload":{"canonical_record":{"source":{"id":"1203.5799","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-26T20:01:48Z","cross_cats_sorted":[],"title_canon_sha256":"1e62dd9e7e90b1af5adcbf9f6e9bf59c4c74f907e894708cb57b9cd056ed5c93","abstract_canon_sha256":"f55e8b8f49e1fe81ac83c650567d18f42634c66eefc6fb91a8738fb343b8e573"},"schema_version":"1.0"},"canonical_sha256":"5bd281ab787cd6187c6e4e73e1c3476f0618e7364e510fcb903dbfb5742b6736","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:56:47.360536Z","signature_b64":"tuBDNTOVA2BpZYZtVQpt+dtEUFto+O6jpe5wM0tbLKjMlqZdI80h8GjNfVC4jlWJwLmE9/U8R2rJ/l4NgWtMDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5bd281ab787cd6187c6e4e73e1c3476f0618e7364e510fcb903dbfb5742b6736","last_reissued_at":"2026-05-18T03:56:47.360071Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:56:47.360071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.5799","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":"2026-05-18T03:56:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wXp9yMNfz/BF9veoYz2CnEB3vQQSY44RhxOLEWK2ZsOaL45nJ+X5dygx/pX0aUTua33UL1AcZ1LYUqfRSHDfAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T09:23:36.376009Z"},"content_sha256":"97b478e4cd835b8e7522440c6f3645786acbdb3bf2fbf0c0273b7a11cae9f410","schema_version":"1.0","event_id":"sha256:97b478e4cd835b8e7522440c6f3645786acbdb3bf2fbf0c0273b7a11cae9f410"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:LPJIDK3YPTLBQ7DOJZZ6DQ2HN4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Progenitors of Recombining Supernova Remnants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Takashi J. Moriya","submitted_at":"2012-03-26T20:01:48Z","abstract_excerpt":"Usual supernova remnants have either ionizing plasma or plasma in collisional ionization equilibrium, i.e., the ionization temperature is lower than or equal to the electron temperature. However, the existence of recombining supernova remnants, i.e., supernova remnants with the ionization temperature higher than the electron temperature, is recently confirmed. One suggested way to have recombining plasma in a supernova remnant is to have a dense circumstellar medium at the time of the supernova explosion. If the circumstellar medium is dense enough, collisional ionization equilibrium can be es"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5799","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":"2026-05-18T03:56:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tzGyXTOOZiqkUligNAc0tkFp7l24fkx6C3pZpZYsocQqHhLPX8LQd/89mdbSxlTSHMtKl0pfP/DHL7gi32NLAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T09:23:36.376355Z"},"content_sha256":"704976ab3566bc0318b45266d3bbd55c874f83401ef91a6ca19a1d0ebb2cb078","schema_version":"1.0","event_id":"sha256:704976ab3566bc0318b45266d3bbd55c874f83401ef91a6ca19a1d0ebb2cb078"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/bundle.json","state_url":"https://pith.science/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/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":"2026-06-03T09:23:36Z","links":{"resolver":"https://pith.science/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4","bundle":"https://pith.science/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/bundle.json","state":"https://pith.science/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LPJIDK3YPTLBQ7DOJZZ6DQ2HN4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:LPJIDK3YPTLBQ7DOJZZ6DQ2HN4","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":"f55e8b8f49e1fe81ac83c650567d18f42634c66eefc6fb91a8738fb343b8e573","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-26T20:01:48Z","title_canon_sha256":"1e62dd9e7e90b1af5adcbf9f6e9bf59c4c74f907e894708cb57b9cd056ed5c93"},"schema_version":"1.0","source":{"id":"1203.5799","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.5799","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"arxiv_version","alias_value":"1203.5799v1","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5799","created_at":"2026-05-18T03:56:47Z"},{"alias_kind":"pith_short_12","alias_value":"LPJIDK3YPTLB","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LPJIDK3YPTLBQ7DO","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LPJIDK3Y","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:704976ab3566bc0318b45266d3bbd55c874f83401ef91a6ca19a1d0ebb2cb078","target":"graph","created_at":"2026-05-18T03:56:47Z","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":"Usual supernova remnants have either ionizing plasma or plasma in collisional ionization equilibrium, i.e., the ionization temperature is lower than or equal to the electron temperature. However, the existence of recombining supernova remnants, i.e., supernova remnants with the ionization temperature higher than the electron temperature, is recently confirmed. One suggested way to have recombining plasma in a supernova remnant is to have a dense circumstellar medium at the time of the supernova explosion. If the circumstellar medium is dense enough, collisional ionization equilibrium can be es","authors_text":"Takashi J. Moriya","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-26T20:01:48Z","title":"Progenitors of Recombining Supernova Remnants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5799","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":"sha256:97b478e4cd835b8e7522440c6f3645786acbdb3bf2fbf0c0273b7a11cae9f410","target":"record","created_at":"2026-05-18T03:56:47Z","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":"f55e8b8f49e1fe81ac83c650567d18f42634c66eefc6fb91a8738fb343b8e573","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-26T20:01:48Z","title_canon_sha256":"1e62dd9e7e90b1af5adcbf9f6e9bf59c4c74f907e894708cb57b9cd056ed5c93"},"schema_version":"1.0","source":{"id":"1203.5799","kind":"arxiv","version":1}},"canonical_sha256":"5bd281ab787cd6187c6e4e73e1c3476f0618e7364e510fcb903dbfb5742b6736","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5bd281ab787cd6187c6e4e73e1c3476f0618e7364e510fcb903dbfb5742b6736","first_computed_at":"2026-05-18T03:56:47.360071Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:56:47.360071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tuBDNTOVA2BpZYZtVQpt+dtEUFto+O6jpe5wM0tbLKjMlqZdI80h8GjNfVC4jlWJwLmE9/U8R2rJ/l4NgWtMDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:56:47.360536Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.5799","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97b478e4cd835b8e7522440c6f3645786acbdb3bf2fbf0c0273b7a11cae9f410","sha256:704976ab3566bc0318b45266d3bbd55c874f83401ef91a6ca19a1d0ebb2cb078"],"state_sha256":"e71ec59ecb45fa8d977d9eb4db3927f2ae9dcaf45d7578908382184ca03564a2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dxPnvbShpyW8WrAXz+53o7lQGvTq4tEvmFc5jOBFhO6WMTZiY0erIKe5b76IAuVeK6x31iP4wGNGfXJfASF6Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T09:23:36.378409Z","bundle_sha256":"266d24117d8b90da2d8c8fb87635bc143e6c093594189e721a15decb196a2ac2"}}