{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:CT4SA2NGUM4CC2GBEXGULQNET6","short_pith_number":"pith:CT4SA2NG","canonical_record":{"source":{"id":"1409.2474","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-08T19:20:29Z","cross_cats_sorted":[],"title_canon_sha256":"7be602328f2ce64b54f704d562cf8c94897020c7367dc16214d86cd3a61a94a7","abstract_canon_sha256":"6fd02db71bc2977693cab10d6f9ac1414a0e71c293cfa6e349e7735ba29bc421"},"schema_version":"1.0"},"canonical_sha256":"14f92069a6a3382168c125cd45c1a49f8634e8cf4b3ad132dc58d30b12e03b43","source":{"kind":"arxiv","id":"1409.2474","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.2474","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"arxiv_version","alias_value":"1409.2474v1","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.2474","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"pith_short_12","alias_value":"CT4SA2NGUM4C","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CT4SA2NGUM4CC2GB","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CT4SA2NG","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:CT4SA2NGUM4CC2GBEXGULQNET6","target":"record","payload":{"canonical_record":{"source":{"id":"1409.2474","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-08T19:20:29Z","cross_cats_sorted":[],"title_canon_sha256":"7be602328f2ce64b54f704d562cf8c94897020c7367dc16214d86cd3a61a94a7","abstract_canon_sha256":"6fd02db71bc2977693cab10d6f9ac1414a0e71c293cfa6e349e7735ba29bc421"},"schema_version":"1.0"},"canonical_sha256":"14f92069a6a3382168c125cd45c1a49f8634e8cf4b3ad132dc58d30b12e03b43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:43:16.914310Z","signature_b64":"NNvQIwlz18xV+q1yVnD1ASfMayEv5s6iEiMDRHcob+5xppREFy4mYvQYlcvshn9pU9bLu6XMBIgnwvYxrm0XCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14f92069a6a3382168c125cd45c1a49f8634e8cf4b3ad132dc58d30b12e03b43","last_reissued_at":"2026-05-18T02:43:16.913822Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:43:16.913822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.2474","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":"2026-05-18T02:43:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3hOOc7/sHQxqxSKxNqcurG7I/UaJvzSHfzZ9yZDotSBmZYa6tRFfX4J8bmHvP0rw98FAi/WPZ37zUPW4UWoOAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:20:13.009705Z"},"content_sha256":"493a7be7e7afe80045dcf5e279a226879a6c64143aefde14b0841c6917bb5a59","schema_version":"1.0","event_id":"sha256:493a7be7e7afe80045dcf5e279a226879a6c64143aefde14b0841c6917bb5a59"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:CT4SA2NGUM4CC2GBEXGULQNET6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dust in the Radio Galaxy and Merger Remnant NGC 1316 (Fornax A)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bernard Duah Asabere, Cathy Horellou, Hartmut Winkler, Lerothodi Leeuw, Thomas Jarrett","submitted_at":"2014-09-08T19:20:29Z","abstract_excerpt":"We present dust maps of NGC 1316 (Fornax A), a well-studied early-type galaxy located in the outskirts of the Fornax cluster. We used the Large APEX BOlometer CAmera (LABOCA), operating at 870 micron with an angular resolution of 19.5 arcseconds on the Atacama Pathfinder EXperiment (APEX) 12m submillimeter telescope in Chile and the Wide-field Infrared Survey Explorer (WISE). WISE observes in four mid-infrared bands centered at 3.4, 4.6, 12 and 22 micron with angular resolutions ranging from 6 to 12 arcseconds. The WISE and LABOCA maps reveal emission from dust in the central 2 arcminutes of N"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.2474","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":"2026-05-18T02:43:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i4kZIfZtVEEx+2e9ztgJTtBzQ3MzndgomRUnApEsaUgO6fU/W/6LT/e/J4ouWKlDknrcgPLu4D0CLBnIN3qsAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T07:20:13.010531Z"},"content_sha256":"2f6f1713c0ea04eb1570be04ee8102b84996858e26f81a098bda4fed70e65daa","schema_version":"1.0","event_id":"sha256:2f6f1713c0ea04eb1570be04ee8102b84996858e26f81a098bda4fed70e65daa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CT4SA2NGUM4CC2GBEXGULQNET6/bundle.json","state_url":"https://pith.science/pith/CT4SA2NGUM4CC2GBEXGULQNET6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CT4SA2NGUM4CC2GBEXGULQNET6/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":"2026-05-25T07:20:13Z","links":{"resolver":"https://pith.science/pith/CT4SA2NGUM4CC2GBEXGULQNET6","bundle":"https://pith.science/pith/CT4SA2NGUM4CC2GBEXGULQNET6/bundle.json","state":"https://pith.science/pith/CT4SA2NGUM4CC2GBEXGULQNET6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CT4SA2NGUM4CC2GBEXGULQNET6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:CT4SA2NGUM4CC2GBEXGULQNET6","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":"6fd02db71bc2977693cab10d6f9ac1414a0e71c293cfa6e349e7735ba29bc421","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-08T19:20:29Z","title_canon_sha256":"7be602328f2ce64b54f704d562cf8c94897020c7367dc16214d86cd3a61a94a7"},"schema_version":"1.0","source":{"id":"1409.2474","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.2474","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"arxiv_version","alias_value":"1409.2474v1","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.2474","created_at":"2026-05-18T02:43:16Z"},{"alias_kind":"pith_short_12","alias_value":"CT4SA2NGUM4C","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CT4SA2NGUM4CC2GB","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CT4SA2NG","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:2f6f1713c0ea04eb1570be04ee8102b84996858e26f81a098bda4fed70e65daa","target":"graph","created_at":"2026-05-18T02:43:16Z","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 dust maps of NGC 1316 (Fornax A), a well-studied early-type galaxy located in the outskirts of the Fornax cluster. We used the Large APEX BOlometer CAmera (LABOCA), operating at 870 micron with an angular resolution of 19.5 arcseconds on the Atacama Pathfinder EXperiment (APEX) 12m submillimeter telescope in Chile and the Wide-field Infrared Survey Explorer (WISE). WISE observes in four mid-infrared bands centered at 3.4, 4.6, 12 and 22 micron with angular resolutions ranging from 6 to 12 arcseconds. The WISE and LABOCA maps reveal emission from dust in the central 2 arcminutes of N","authors_text":"Bernard Duah Asabere, Cathy Horellou, Hartmut Winkler, Lerothodi Leeuw, Thomas Jarrett","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-08T19:20:29Z","title":"Dust in the Radio Galaxy and Merger Remnant NGC 1316 (Fornax A)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.2474","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":"sha256:493a7be7e7afe80045dcf5e279a226879a6c64143aefde14b0841c6917bb5a59","target":"record","created_at":"2026-05-18T02:43:16Z","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":"6fd02db71bc2977693cab10d6f9ac1414a0e71c293cfa6e349e7735ba29bc421","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-08T19:20:29Z","title_canon_sha256":"7be602328f2ce64b54f704d562cf8c94897020c7367dc16214d86cd3a61a94a7"},"schema_version":"1.0","source":{"id":"1409.2474","kind":"arxiv","version":1}},"canonical_sha256":"14f92069a6a3382168c125cd45c1a49f8634e8cf4b3ad132dc58d30b12e03b43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14f92069a6a3382168c125cd45c1a49f8634e8cf4b3ad132dc58d30b12e03b43","first_computed_at":"2026-05-18T02:43:16.913822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:43:16.913822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NNvQIwlz18xV+q1yVnD1ASfMayEv5s6iEiMDRHcob+5xppREFy4mYvQYlcvshn9pU9bLu6XMBIgnwvYxrm0XCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:43:16.914310Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.2474","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:493a7be7e7afe80045dcf5e279a226879a6c64143aefde14b0841c6917bb5a59","sha256:2f6f1713c0ea04eb1570be04ee8102b84996858e26f81a098bda4fed70e65daa"],"state_sha256":"910e3adb576e9e0ec233e0be52a0cb68daa8c89e49d32575ceab84f299b528a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U5vhbjJBYYOfen3P1ZRZoYYB4Jk7RZBi+xqJo3zB/3iuFbOvk5LO9+h33c4EcGuquAw9lrTEaJYI3B2LEAoZAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T07:20:13.014548Z","bundle_sha256":"7c18a1b9181156b31ee35b82869e325f18164f143d476692c756ee6219c1ab36"}}