{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:JC3OW3LHZQNXMAKKD4ZJS6WUQ4","short_pith_number":"pith:JC3OW3LH","canonical_record":{"source":{"id":"1012.5703","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-28T07:03:36Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"cf62571d02bba653fb64faf9dd53a7237970134ca50d6f516ba5d7d995ef1637","abstract_canon_sha256":"8b1648d6d7ffd39d7a6d10ad14224d2eb423f12a74701f51498bcb8c7991a895"},"schema_version":"1.0"},"canonical_sha256":"48b6eb6d67cc1b76014a1f32997ad48731dfede379f47801650e5cb61bca5b09","source":{"kind":"arxiv","id":"1012.5703","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.5703","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"arxiv_version","alias_value":"1012.5703v2","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.5703","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"pith_short_12","alias_value":"JC3OW3LHZQNX","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"JC3OW3LHZQNXMAKK","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"JC3OW3LH","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:JC3OW3LHZQNXMAKKD4ZJS6WUQ4","target":"record","payload":{"canonical_record":{"source":{"id":"1012.5703","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-28T07:03:36Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"cf62571d02bba653fb64faf9dd53a7237970134ca50d6f516ba5d7d995ef1637","abstract_canon_sha256":"8b1648d6d7ffd39d7a6d10ad14224d2eb423f12a74701f51498bcb8c7991a895"},"schema_version":"1.0"},"canonical_sha256":"48b6eb6d67cc1b76014a1f32997ad48731dfede379f47801650e5cb61bca5b09","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:17.303455Z","signature_b64":"7uDicwCQc8SjKOpl26EJE6pP/xA3d8HSRwZ0Kxb4hNSQkeM/WX9e5UEz6/Lg1R72pwGXbwnU/okmfHfmy2okBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48b6eb6d67cc1b76014a1f32997ad48731dfede379f47801650e5cb61bca5b09","last_reissued_at":"2026-05-18T02:04:17.302816Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:17.302816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1012.5703","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":"2026-05-18T02:04:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ghQ6xu+NeJ+fbsp9nllAu3+vf2Xxlre27HIli6neEzagnBkt4ezLZPN+m0qF7k1slXqCf1sVRunHsG7HteK4BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:22:19.081356Z"},"content_sha256":"24e2c7fed8190a6144cd6400ee05c11ad8e4edf9094d5568d122c805d0bfb525","schema_version":"1.0","event_id":"sha256:24e2c7fed8190a6144cd6400ee05c11ad8e4edf9094d5568d122c805d0bfb525"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:JC3OW3LHZQNXMAKKD4ZJS6WUQ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SNR 0104-72.3: A remnant of Type Ia Supernova in a Star-forming region?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"David N. Burrows, Jae-Joon Lee, John Patrick Hughes, Patrick O. Slane, Sangwook Park","submitted_at":"2010-12-28T07:03:36Z","abstract_excerpt":"We report our 110 ks Chandra observations of the supernova remnant (SNR) 0104-72.3 in the Small Magellanic Cloud (SMC). The X-ray morphology shows two prominent lobes along the northwest-southeast direction and a soft faint arc in the east. Previous low resolution X-ray images attributed the unresolved emission from the southeastern lobe to a Be/X-ray star. Our high resolution Chandra data clearly shows that this emission is diffuse, shock-heated plasma, with negligible X-ray emission from the Be star. The eastern arc is positionally coincident with a filament seen in optical and infrared obse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.5703","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":""},"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":"2026-05-18T02:04:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TOGnkm8PYwBF8MUYeIwH97pam1T4cthPKVxEKbvHiyCLVoUbh/Mr+sJyq5cyDYoZUeNkYRkJ4Zr8KIalhp8xBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:22:19.081721Z"},"content_sha256":"33a4e3663c9d51f168f3997cd7d9a9cecc5fdd90ed62f574aec666c0417a08a3","schema_version":"1.0","event_id":"sha256:33a4e3663c9d51f168f3997cd7d9a9cecc5fdd90ed62f574aec666c0417a08a3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/bundle.json","state_url":"https://pith.science/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/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":"2026-05-30T09:22:19Z","links":{"resolver":"https://pith.science/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4","bundle":"https://pith.science/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/bundle.json","state":"https://pith.science/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JC3OW3LHZQNXMAKKD4ZJS6WUQ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:JC3OW3LHZQNXMAKKD4ZJS6WUQ4","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":"8b1648d6d7ffd39d7a6d10ad14224d2eb423f12a74701f51498bcb8c7991a895","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-28T07:03:36Z","title_canon_sha256":"cf62571d02bba653fb64faf9dd53a7237970134ca50d6f516ba5d7d995ef1637"},"schema_version":"1.0","source":{"id":"1012.5703","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.5703","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"arxiv_version","alias_value":"1012.5703v2","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.5703","created_at":"2026-05-18T02:04:17Z"},{"alias_kind":"pith_short_12","alias_value":"JC3OW3LHZQNX","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"JC3OW3LHZQNXMAKK","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"JC3OW3LH","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:33a4e3663c9d51f168f3997cd7d9a9cecc5fdd90ed62f574aec666c0417a08a3","target":"graph","created_at":"2026-05-18T02:04:17Z","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 report our 110 ks Chandra observations of the supernova remnant (SNR) 0104-72.3 in the Small Magellanic Cloud (SMC). The X-ray morphology shows two prominent lobes along the northwest-southeast direction and a soft faint arc in the east. Previous low resolution X-ray images attributed the unresolved emission from the southeastern lobe to a Be/X-ray star. Our high resolution Chandra data clearly shows that this emission is diffuse, shock-heated plasma, with negligible X-ray emission from the Be star. The eastern arc is positionally coincident with a filament seen in optical and infrared obse","authors_text":"David N. Burrows, Jae-Joon Lee, John Patrick Hughes, Patrick O. Slane, Sangwook Park","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-28T07:03:36Z","title":"SNR 0104-72.3: A remnant of Type Ia Supernova in a Star-forming region?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.5703","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":"sha256:24e2c7fed8190a6144cd6400ee05c11ad8e4edf9094d5568d122c805d0bfb525","target":"record","created_at":"2026-05-18T02:04:17Z","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":"8b1648d6d7ffd39d7a6d10ad14224d2eb423f12a74701f51498bcb8c7991a895","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-28T07:03:36Z","title_canon_sha256":"cf62571d02bba653fb64faf9dd53a7237970134ca50d6f516ba5d7d995ef1637"},"schema_version":"1.0","source":{"id":"1012.5703","kind":"arxiv","version":2}},"canonical_sha256":"48b6eb6d67cc1b76014a1f32997ad48731dfede379f47801650e5cb61bca5b09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48b6eb6d67cc1b76014a1f32997ad48731dfede379f47801650e5cb61bca5b09","first_computed_at":"2026-05-18T02:04:17.302816Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:17.302816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7uDicwCQc8SjKOpl26EJE6pP/xA3d8HSRwZ0Kxb4hNSQkeM/WX9e5UEz6/Lg1R72pwGXbwnU/okmfHfmy2okBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:17.303455Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.5703","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24e2c7fed8190a6144cd6400ee05c11ad8e4edf9094d5568d122c805d0bfb525","sha256:33a4e3663c9d51f168f3997cd7d9a9cecc5fdd90ed62f574aec666c0417a08a3"],"state_sha256":"c6a5b73d040d423b8d8be41041dac3c51e85a4e3c607403081f0921a7cc7725e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1WWYHPwA4F1bagGe/yxgHUeFXqAGma+p+bZgwFC6DCTyZyKCCfwXoOYRVnqQhDLNTRbvHJlCthgSovSr4YZkBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T09:22:19.083845Z","bundle_sha256":"dc7e09fcbc2a476ebf8e4a0f92fc7d0a0ea1138edcf24a0f66b0ec78bc7d2777"}}