{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:NIGXMLNHD4LQY2E67RHHSYWKNS","short_pith_number":"pith:NIGXMLNH","canonical_record":{"source":{"id":"0803.2145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-14T12:40:18Z","cross_cats_sorted":[],"title_canon_sha256":"75c562d0565fb72f4c1517529e7b2345d74101929bd2d57a5c1b3fd0fea44e5e","abstract_canon_sha256":"25a14bb8cd8165020a4fee45b0e9c0cc1d8bb74217f9ffeee801042143e9fe79"},"schema_version":"1.0"},"canonical_sha256":"6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827","source":{"kind":"arxiv","id":"0803.2145","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.2145","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"arxiv_version","alias_value":"0803.2145v2","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.2145","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_12","alias_value":"NIGXMLNHD4LQ","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_16","alias_value":"NIGXMLNHD4LQY2E6","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_8","alias_value":"NIGXMLNH","created_at":"2026-07-04T17:09:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:NIGXMLNHD4LQY2E67RHHSYWKNS","target":"record","payload":{"canonical_record":{"source":{"id":"0803.2145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-14T12:40:18Z","cross_cats_sorted":[],"title_canon_sha256":"75c562d0565fb72f4c1517529e7b2345d74101929bd2d57a5c1b3fd0fea44e5e","abstract_canon_sha256":"25a14bb8cd8165020a4fee45b0e9c0cc1d8bb74217f9ffeee801042143e9fe79"},"schema_version":"1.0"},"canonical_sha256":"6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:09:50.754454Z","signature_b64":"yXp22b1JH2+hPoXKiC0ZpNNyaP1eFXrIIGHPpEz9e6/qKpbdsgtGHez6hPScgdREzODWftsqYPG3M4fDinZlAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827","last_reissued_at":"2026-07-04T17:09:50.754047Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:09:50.754047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0803.2145","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":"2026-07-04T17:09:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uGKEgCoCyPmAVWDK04lNKkx2nJdF5VYSSDpcD7rwLGit5k3FtQwa6AzO4Xs5j3TlxMR+9SaKJxm9J1UTx9HaBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:05:21.976546Z"},"content_sha256":"2e00499142bda8e1916d9aef5595b6f52b680cb176ff044872a8906169f0de2b","schema_version":"1.0","event_id":"sha256:2e00499142bda8e1916d9aef5595b6f52b680cb176ff044872a8906169f0de2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:NIGXMLNHD4LQY2E67RHHSYWKNS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Massive stars exploding in a He-rich circumstellar medium III. SN 2006jc: IR echoes from new and old dust in the progenitor CSM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Adamson, A. Pastorello, A.W. Stephens, C.L. Gerardy, J. Eldridge, L. Rizzi, P. Lundqvist, R. Kotak, S.D. Van Dyk, S. Mattila, S. Smartt, W.P.S. Meikle","submitted_at":"2008-03-14T12:40:18Z","abstract_excerpt":"We present near- and mid-infrared (IR) photometric data of the Type Ibn supernova (SN) 2006jc obtained with the United Kingdom Infrared Telescope (UKIRT), the Gemini North Telescope, and the Spitzer Space Telescope between days 86 and 493 post-explosion. We find that the IR behaviour of SN 2006jc can be explained as a combination of IR echoes from two manifestations of circumstellar material. The bulk of the near-IR emission arises from an IR echo from newly-condensed dust in a cool dense shell (CDS) produced by the interaction of the ejecta outward shock with a dense shell of circumstellar ma"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.2145","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/0803.2145/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":"2026-07-04T17:09:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z5QKDe31wnzKAVLQcxYJJSEA0zA0vH6ZXmuMI9kI58ZkUl0ljSbyqIbeap7phyGgNOaZuieELX79W3sbZpo6Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:05:21.977549Z"},"content_sha256":"d1b4af7e105606e820e0204bbcb235cd9dc86e2c7bbbc7530176d10bb2f48a16","schema_version":"1.0","event_id":"sha256:d1b4af7e105606e820e0204bbcb235cd9dc86e2c7bbbc7530176d10bb2f48a16"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/bundle.json","state_url":"https://pith.science/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/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":"2026-08-04T12:05:21Z","links":{"resolver":"https://pith.science/pith/NIGXMLNHD4LQY2E67RHHSYWKNS","bundle":"https://pith.science/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/bundle.json","state":"https://pith.science/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIGXMLNHD4LQY2E67RHHSYWKNS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:NIGXMLNHD4LQY2E67RHHSYWKNS","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":"25a14bb8cd8165020a4fee45b0e9c0cc1d8bb74217f9ffeee801042143e9fe79","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-14T12:40:18Z","title_canon_sha256":"75c562d0565fb72f4c1517529e7b2345d74101929bd2d57a5c1b3fd0fea44e5e"},"schema_version":"1.0","source":{"id":"0803.2145","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.2145","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"arxiv_version","alias_value":"0803.2145v2","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.2145","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_12","alias_value":"NIGXMLNHD4LQ","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_16","alias_value":"NIGXMLNHD4LQY2E6","created_at":"2026-07-04T17:09:50Z"},{"alias_kind":"pith_short_8","alias_value":"NIGXMLNH","created_at":"2026-07-04T17:09:50Z"}],"graph_snapshots":[{"event_id":"sha256:d1b4af7e105606e820e0204bbcb235cd9dc86e2c7bbbc7530176d10bb2f48a16","target":"graph","created_at":"2026-07-04T17:09:50Z","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/0803.2145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present near- and mid-infrared (IR) photometric data of the Type Ibn supernova (SN) 2006jc obtained with the United Kingdom Infrared Telescope (UKIRT), the Gemini North Telescope, and the Spitzer Space Telescope between days 86 and 493 post-explosion. We find that the IR behaviour of SN 2006jc can be explained as a combination of IR echoes from two manifestations of circumstellar material. The bulk of the near-IR emission arises from an IR echo from newly-condensed dust in a cool dense shell (CDS) produced by the interaction of the ejecta outward shock with a dense shell of circumstellar ma","authors_text":"A. Adamson, A. Pastorello, A.W. Stephens, C.L. Gerardy, J. Eldridge, L. Rizzi, P. Lundqvist, R. Kotak, S.D. Van Dyk, S. Mattila, S. Smartt, W.P.S. Meikle","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-14T12:40:18Z","title":"Massive stars exploding in a He-rich circumstellar medium III. SN 2006jc: IR echoes from new and old dust in the progenitor CSM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.2145","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":"sha256:2e00499142bda8e1916d9aef5595b6f52b680cb176ff044872a8906169f0de2b","target":"record","created_at":"2026-07-04T17:09:50Z","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":"25a14bb8cd8165020a4fee45b0e9c0cc1d8bb74217f9ffeee801042143e9fe79","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-14T12:40:18Z","title_canon_sha256":"75c562d0565fb72f4c1517529e7b2345d74101929bd2d57a5c1b3fd0fea44e5e"},"schema_version":"1.0","source":{"id":"0803.2145","kind":"arxiv","version":2}},"canonical_sha256":"6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827","first_computed_at":"2026-07-04T17:09:50.754047Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:09:50.754047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yXp22b1JH2+hPoXKiC0ZpNNyaP1eFXrIIGHPpEz9e6/qKpbdsgtGHez6hPScgdREzODWftsqYPG3M4fDinZlAw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:09:50.754454Z","signed_message":"canonical_sha256_bytes"},"source_id":"0803.2145","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2e00499142bda8e1916d9aef5595b6f52b680cb176ff044872a8906169f0de2b","sha256:d1b4af7e105606e820e0204bbcb235cd9dc86e2c7bbbc7530176d10bb2f48a16"],"state_sha256":"d1b98adffdcbdb947faf65165be9f1c520fdacc23b59477e9064434d5230cf7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QKiVncE4uRSuNhdQc6iO0FF3LidH0TxBasMNA9ewwgmAM3SioUW0cqxN0AUHwp0ag6PnV3+Ht1DbxXCh6NeqBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T12:05:21.983659Z","bundle_sha256":"9ab7d641a11eb1b6d01be7041be55c983f10dd79cd2c2c4956b2aefd07ad356e"}}