{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:NFZZ5H2MJ7O46YNPOXZRKQKSUW","short_pith_number":"pith:NFZZ5H2M","canonical_record":{"source":{"id":"1103.3081","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-16T03:02:22Z","cross_cats_sorted":[],"title_canon_sha256":"ccd73f998d4dd4174e48a314d5753ed7e656d5dac1b9f11690eeec5d76987082","abstract_canon_sha256":"a33b452ef23b3cf340b0dc35d72e644784a556466b69c59826787bd5490830cc"},"schema_version":"1.0"},"canonical_sha256":"69739e9f4c4fddcf61af75f3154152a5bd1a44abf385903cb8325bd582fac662","source":{"kind":"arxiv","id":"1103.3081","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.3081","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"arxiv_version","alias_value":"1103.3081v1","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.3081","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"pith_short_12","alias_value":"NFZZ5H2MJ7O4","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NFZZ5H2MJ7O46YNP","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NFZZ5H2M","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:NFZZ5H2MJ7O46YNPOXZRKQKSUW","target":"record","payload":{"canonical_record":{"source":{"id":"1103.3081","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-16T03:02:22Z","cross_cats_sorted":[],"title_canon_sha256":"ccd73f998d4dd4174e48a314d5753ed7e656d5dac1b9f11690eeec5d76987082","abstract_canon_sha256":"a33b452ef23b3cf340b0dc35d72e644784a556466b69c59826787bd5490830cc"},"schema_version":"1.0"},"canonical_sha256":"69739e9f4c4fddcf61af75f3154152a5bd1a44abf385903cb8325bd582fac662","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:52.921359Z","signature_b64":"RPS8CT5/jCqSfDswyjleFE8ncEsa7qkZ1pp6YaID2ric0PzvgSRLQL/7alW+sSPHZa7hh3cOR32I9p2E1iSkDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69739e9f4c4fddcf61af75f3154152a5bd1a44abf385903cb8325bd582fac662","last_reissued_at":"2026-05-18T02:02:52.920940Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:52.920940Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.3081","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":"2026-05-18T02:02:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P1yUs5Kp9W90GEcYGqLhAw6XYgXy/BHUMGz+RWUaXtqHLuwUglgWq03OgrfhnAyRBbPu/Z86uOeFhRg0ARlxCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T07:00:14.039909Z"},"content_sha256":"ebed789db669944091b7db34693af26272ffb69ceb6816fed8164890857183c7","schema_version":"1.0","event_id":"sha256:ebed789db669944091b7db34693af26272ffb69ceb6816fed8164890857183c7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:NFZZ5H2MJ7O46YNPOXZRKQKSUW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"AKARI Near-infrared Spectral Observations of Shocked H2 Gas of the Supernova Remnant IC 443","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Bon-Chul Koo, Ho-Gyu Lee, Jong-Ho Shinn, Kwang-Il Seon","submitted_at":"2011-03-16T03:02:22Z","abstract_excerpt":"We present near-infrared (2.5 - 5.0 um) spectra of shocked H2 gas in the supernova remnant IC 443, obtained with the satellite AKARI. Three shocked clumps-known as B, C, and G-and one background region were observed, and only H2 emission lines were detected. Except the clump B, the extinctioncorrected level population shows the ortho-to-para ratio of ~ 3.0. From the level population of the clumps C and G-both AKARI's only and the one extended with previous mid-infrared observations-we found that the v = 0 levels are more populated than the v > 0 levels at a fixed level energy, which cannot be "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.3081","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":"2026-05-18T02:02:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zTdbsxfNp7rDRtx2PF5oyk1mBQr2wicOrrFk4bIViRuSIiRqyuOmoYDbOHtBkEbwFJycwxF+zaJ5vVc1gzFABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T07:00:14.040643Z"},"content_sha256":"ac8e2a805d1af3d60d8d2753da0981dc6d45042c41b820ab0d98ec1615871a46","schema_version":"1.0","event_id":"sha256:ac8e2a805d1af3d60d8d2753da0981dc6d45042c41b820ab0d98ec1615871a46"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/bundle.json","state_url":"https://pith.science/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/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":"2026-06-10T07:00:14Z","links":{"resolver":"https://pith.science/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW","bundle":"https://pith.science/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/bundle.json","state":"https://pith.science/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NFZZ5H2MJ7O46YNPOXZRKQKSUW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:NFZZ5H2MJ7O46YNPOXZRKQKSUW","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":"a33b452ef23b3cf340b0dc35d72e644784a556466b69c59826787bd5490830cc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-16T03:02:22Z","title_canon_sha256":"ccd73f998d4dd4174e48a314d5753ed7e656d5dac1b9f11690eeec5d76987082"},"schema_version":"1.0","source":{"id":"1103.3081","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.3081","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"arxiv_version","alias_value":"1103.3081v1","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.3081","created_at":"2026-05-18T02:02:52Z"},{"alias_kind":"pith_short_12","alias_value":"NFZZ5H2MJ7O4","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NFZZ5H2MJ7O46YNP","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NFZZ5H2M","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:ac8e2a805d1af3d60d8d2753da0981dc6d45042c41b820ab0d98ec1615871a46","target":"graph","created_at":"2026-05-18T02:02:52Z","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":"We present near-infrared (2.5 - 5.0 um) spectra of shocked H2 gas in the supernova remnant IC 443, obtained with the satellite AKARI. Three shocked clumps-known as B, C, and G-and one background region were observed, and only H2 emission lines were detected. Except the clump B, the extinctioncorrected level population shows the ortho-to-para ratio of ~ 3.0. From the level population of the clumps C and G-both AKARI's only and the one extended with previous mid-infrared observations-we found that the v = 0 levels are more populated than the v > 0 levels at a fixed level energy, which cannot be ","authors_text":"Bon-Chul Koo, Ho-Gyu Lee, Jong-Ho Shinn, Kwang-Il Seon","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-16T03:02:22Z","title":"AKARI Near-infrared Spectral Observations of Shocked H2 Gas of the Supernova Remnant IC 443"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.3081","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:ebed789db669944091b7db34693af26272ffb69ceb6816fed8164890857183c7","target":"record","created_at":"2026-05-18T02:02:52Z","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":"a33b452ef23b3cf340b0dc35d72e644784a556466b69c59826787bd5490830cc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-03-16T03:02:22Z","title_canon_sha256":"ccd73f998d4dd4174e48a314d5753ed7e656d5dac1b9f11690eeec5d76987082"},"schema_version":"1.0","source":{"id":"1103.3081","kind":"arxiv","version":1}},"canonical_sha256":"69739e9f4c4fddcf61af75f3154152a5bd1a44abf385903cb8325bd582fac662","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69739e9f4c4fddcf61af75f3154152a5bd1a44abf385903cb8325bd582fac662","first_computed_at":"2026-05-18T02:02:52.920940Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:52.920940Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RPS8CT5/jCqSfDswyjleFE8ncEsa7qkZ1pp6YaID2ric0PzvgSRLQL/7alW+sSPHZa7hh3cOR32I9p2E1iSkDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:52.921359Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.3081","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebed789db669944091b7db34693af26272ffb69ceb6816fed8164890857183c7","sha256:ac8e2a805d1af3d60d8d2753da0981dc6d45042c41b820ab0d98ec1615871a46"],"state_sha256":"2fbbe4d45f7829b9d3fd6bf6be9a613e954c54b0ca372724bbe6cafe481560b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ai1faM6JzCjkZEr1YMWt9MAeA778Uas0azhfub35DO6rqdOqPOrBD+HOvvK/Zwgkmn7AUyH6Zj7P11P7VeUsCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T07:00:14.044609Z","bundle_sha256":"a14c146a21d2ea3b1cd6e5793526b1d4e2bc52167b29ff290bb3e1b73df43596"}}