{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:PWOISG5N5L3ZZIBF33PE6XC4DR","short_pith_number":"pith:PWOISG5N","canonical_record":{"source":{"id":"astro-ph/0312240","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-09T16:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"8609610598cdf26f9efbcf01f3be6779da4f5b1d9faea9b7dd6af47195153ab5","abstract_canon_sha256":"60bc42d4dfe624631e51803a46b5805c0067d59cb194f539732912a10b1b2c21"},"schema_version":"1.0"},"canonical_sha256":"7d9c891badeaf79ca025dede4f5c5c1c445cf524929eda52bcb371972d21c5c3","source":{"kind":"arxiv","id":"astro-ph/0312240","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0312240","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0312240v2","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0312240","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_12","alias_value":"PWOISG5N5L3Z","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_16","alias_value":"PWOISG5N5L3ZZIBF","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_8","alias_value":"PWOISG5N","created_at":"2026-07-04T16:37:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:PWOISG5N5L3ZZIBF33PE6XC4DR","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0312240","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-09T16:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"8609610598cdf26f9efbcf01f3be6779da4f5b1d9faea9b7dd6af47195153ab5","abstract_canon_sha256":"60bc42d4dfe624631e51803a46b5805c0067d59cb194f539732912a10b1b2c21"},"schema_version":"1.0"},"canonical_sha256":"7d9c891badeaf79ca025dede4f5c5c1c445cf524929eda52bcb371972d21c5c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:37:57.891645Z","signature_b64":"pXiXCACvBXwpF65KZmk+dQFTMCm5NSZFuJ0ThzMgiMjBQuNqlrFKCDjDDatEU7Jxkj5djrbiBkYuYptX0zPgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d9c891badeaf79ca025dede4f5c5c1c445cf524929eda52bcb371972d21c5c3","last_reissued_at":"2026-07-04T16:37:57.891252Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:37:57.891252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0312240","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":"2026-07-04T16:37:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"luVweAek+cHnlhQuVMbCFM7gwZMNqUXOnQxA6dNaDzQvB0CsAIb8leQGZ3WwbJ/t+3FXjry8+s7fmrxKZHhBAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:43:05.015226Z"},"content_sha256":"b91007dab862d1b6475eeedf452d9d7e84398e9970082677216d88bb61fbd29e","schema_version":"1.0","event_id":"sha256:b91007dab862d1b6475eeedf452d9d7e84398e9970082677216d88bb61fbd29e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:PWOISG5N5L3ZZIBF33PE6XC4DR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High Resolution mid-Infrared Imaging of SN 1987A","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C.M. Telesco, C. Packham, I.J. Danziger, J.M. De Buizer, N.B. Suntzeff, P. Bouchet, T.L. Hayward","submitted_at":"2003-12-09T16:02:55Z","abstract_excerpt":"Using the Thermal-Region Camera and Spectrograph (T-ReCS) attached to the Gemini South 8m telescope, we have detected and resolved 10 micron emission at the position of the inner equatorial ring (ER) of supernova SN 1987A at day 6067. ``Hot spots'' similar to those found in the optical and near-IR are clearly present. The morphology of the 10 micron emission is globally similar to the morphology at other wavelengths from X-rays to radio. The observed mid-IR flux in the region of SN1987A is probably dominated by emission from dust in the ER. We have also detected the ER at 20 micron at a 4 sigm"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0312240","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/astro-ph/0312240/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":"2026-07-04T16:37:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IVZXZPifRRYoFY0Cz6G9NObdeReMl8BPKfI0lPPyKzErm665i0kQQi7EXKthEGXdMcI/qL+z7p2bc3Ow7KHoBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:43:05.016061Z"},"content_sha256":"89e9622b2e9bb0115ed2662bb09a801606ac27fb698dc2b023a09dce2675686a","schema_version":"1.0","event_id":"sha256:89e9622b2e9bb0115ed2662bb09a801606ac27fb698dc2b023a09dce2675686a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/bundle.json","state_url":"https://pith.science/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/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":"2026-08-06T04:43:05Z","links":{"resolver":"https://pith.science/pith/PWOISG5N5L3ZZIBF33PE6XC4DR","bundle":"https://pith.science/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/bundle.json","state":"https://pith.science/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PWOISG5N5L3ZZIBF33PE6XC4DR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:PWOISG5N5L3ZZIBF33PE6XC4DR","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":"60bc42d4dfe624631e51803a46b5805c0067d59cb194f539732912a10b1b2c21","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-09T16:02:55Z","title_canon_sha256":"8609610598cdf26f9efbcf01f3be6779da4f5b1d9faea9b7dd6af47195153ab5"},"schema_version":"1.0","source":{"id":"astro-ph/0312240","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0312240","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0312240v2","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0312240","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_12","alias_value":"PWOISG5N5L3Z","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_16","alias_value":"PWOISG5N5L3ZZIBF","created_at":"2026-07-04T16:37:57Z"},{"alias_kind":"pith_short_8","alias_value":"PWOISG5N","created_at":"2026-07-04T16:37:57Z"}],"graph_snapshots":[{"event_id":"sha256:89e9622b2e9bb0115ed2662bb09a801606ac27fb698dc2b023a09dce2675686a","target":"graph","created_at":"2026-07-04T16:37:57Z","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/astro-ph/0312240/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Using the Thermal-Region Camera and Spectrograph (T-ReCS) attached to the Gemini South 8m telescope, we have detected and resolved 10 micron emission at the position of the inner equatorial ring (ER) of supernova SN 1987A at day 6067. ``Hot spots'' similar to those found in the optical and near-IR are clearly present. The morphology of the 10 micron emission is globally similar to the morphology at other wavelengths from X-rays to radio. The observed mid-IR flux in the region of SN1987A is probably dominated by emission from dust in the ER. We have also detected the ER at 20 micron at a 4 sigm","authors_text":"C.M. Telesco, C. Packham, I.J. Danziger, J.M. De Buizer, N.B. Suntzeff, P. Bouchet, T.L. Hayward","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-12-09T16:02:55Z","title":"High Resolution mid-Infrared Imaging of SN 1987A"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0312240","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:b91007dab862d1b6475eeedf452d9d7e84398e9970082677216d88bb61fbd29e","target":"record","created_at":"2026-07-04T16:37:57Z","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":"60bc42d4dfe624631e51803a46b5805c0067d59cb194f539732912a10b1b2c21","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-09T16:02:55Z","title_canon_sha256":"8609610598cdf26f9efbcf01f3be6779da4f5b1d9faea9b7dd6af47195153ab5"},"schema_version":"1.0","source":{"id":"astro-ph/0312240","kind":"arxiv","version":2}},"canonical_sha256":"7d9c891badeaf79ca025dede4f5c5c1c445cf524929eda52bcb371972d21c5c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d9c891badeaf79ca025dede4f5c5c1c445cf524929eda52bcb371972d21c5c3","first_computed_at":"2026-07-04T16:37:57.891252Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:37:57.891252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pXiXCACvBXwpF65KZmk+dQFTMCm5NSZFuJ0ThzMgiMjBQuNqlrFKCDjDDatEU7Jxkj5djrbiBkYuYptX0zPgBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:37:57.891645Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0312240","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b91007dab862d1b6475eeedf452d9d7e84398e9970082677216d88bb61fbd29e","sha256:89e9622b2e9bb0115ed2662bb09a801606ac27fb698dc2b023a09dce2675686a"],"state_sha256":"cce5d55bea83568533541adad90ecb3552c97964b17b0d9882f66cf755b908ae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b/BMxpmJTao6hKW3dx1U2z8Tw/+46jVJYW8+k/9Yk11xT6bytRNRFwdh0eimMDq9z5m8oPto+lRjKzGv+MqmCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T04:43:05.019934Z","bundle_sha256":"00b0a491b7c6b32535929da1ea1c6448722aaf571066d4f14b65dd43c1fc6998"}}