{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:XCU3GL5FY5JNX42HTJFPDFYEAJ","short_pith_number":"pith:XCU3GL5F","canonical_record":{"source":{"id":"1307.8127","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-07-30T20:00:23Z","cross_cats_sorted":[],"title_canon_sha256":"f628acfcea89b5d76ce05023257b23160c83c0b1e062437f83f5696281a196c0","abstract_canon_sha256":"ed6a2a872b93369e5ca25833c8f5f1a7a5b9d1428c8cba071e6e1b7ab5912fd2"},"schema_version":"1.0"},"canonical_sha256":"b8a9b32fa5c752dbf3479a4af19704024fee3f968d8d455a1629bfe0af0bad15","source":{"kind":"arxiv","id":"1307.8127","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.8127","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"arxiv_version","alias_value":"1307.8127v1","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.8127","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"pith_short_12","alias_value":"XCU3GL5FY5JN","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XCU3GL5FY5JNX42H","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XCU3GL5F","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:XCU3GL5FY5JNX42HTJFPDFYEAJ","target":"record","payload":{"canonical_record":{"source":{"id":"1307.8127","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-07-30T20:00:23Z","cross_cats_sorted":[],"title_canon_sha256":"f628acfcea89b5d76ce05023257b23160c83c0b1e062437f83f5696281a196c0","abstract_canon_sha256":"ed6a2a872b93369e5ca25833c8f5f1a7a5b9d1428c8cba071e6e1b7ab5912fd2"},"schema_version":"1.0"},"canonical_sha256":"b8a9b32fa5c752dbf3479a4af19704024fee3f968d8d455a1629bfe0af0bad15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:48:32.577416Z","signature_b64":"BBQ4TMohleKYSA3juyxJN5RMyfr0aFIr5Q5Qk9kwYuS/Y/qV5jsdD/VO5DlZI+fnPy3+3KMa0vn3X10o+mJFAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8a9b32fa5c752dbf3479a4af19704024fee3f968d8d455a1629bfe0af0bad15","last_reissued_at":"2026-05-18T01:48:32.576918Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:48:32.576918Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.8127","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":"2026-05-18T01:48:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QYcn6XvgKkpVXnXP75SoXJ0BeK78BMjx6dcgp1rlrBAf08iVCvkengEtazEDRoTDrwsyciHlZjyE7u6XjcfmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:16:11.390357Z"},"content_sha256":"90d4688255ae727377e3b59fb14e7c7ac50cf61601719cc7ba4a9c11af1f3fe6","schema_version":"1.0","event_id":"sha256:90d4688255ae727377e3b59fb14e7c7ac50cf61601719cc7ba4a9c11af1f3fe6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:XCU3GL5FY5JNX42HTJFPDFYEAJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Herschel-ATLAS study of dusty spheroids: probing the minor-merger process in the local Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"C. J. Lintott, D. J. B. Smith, K. Rowlands, L. Dunne, M. Alpaslan, M. Bureau, S. Kaviraj, S. Shabala, the H-ATLAS collaboration, Y.-S. Ting","submitted_at":"2013-07-30T20:00:23Z","abstract_excerpt":"We use multi-wavelength (0.12 - 500 micron) photometry from Herschel-ATLAS, WISE, UKIDSS, SDSS and GALEX, to study 23 nearby spheroidal galaxies with prominent dust lanes (DLSGs). DLSGs are considered to be remnants of recent minor mergers, making them ideal laboratories for studying both the interstellar medium (ISM) of spheroids and minor-merger-driven star formation in the nearby Universe. The DLSGs exhibit star formation rates (SFRs) between 0.01 and 10 MSun yr^-1, with a median of 0.26 MSun yr^-1 (a factor of 3.5 greater than the average SG). The median dust mass, dust-to-stellar mass rat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.8127","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":"2026-05-18T01:48:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rkiY8E8F4u/WFuoK3GmVsJQa8GZKQX6hRFLucT+Wl85GLauOLCG66KvXh6LD5bOyvdvuqlQCIZr4Ovz6tnHuBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:16:11.390718Z"},"content_sha256":"8e7a6c66d0b414afeedb5644bbe53f7b68941c03f5f410868101edcb490ac2ab","schema_version":"1.0","event_id":"sha256:8e7a6c66d0b414afeedb5644bbe53f7b68941c03f5f410868101edcb490ac2ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/bundle.json","state_url":"https://pith.science/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/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":"2026-05-28T08:16:11Z","links":{"resolver":"https://pith.science/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ","bundle":"https://pith.science/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/bundle.json","state":"https://pith.science/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XCU3GL5FY5JNX42HTJFPDFYEAJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:XCU3GL5FY5JNX42HTJFPDFYEAJ","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":"ed6a2a872b93369e5ca25833c8f5f1a7a5b9d1428c8cba071e6e1b7ab5912fd2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-07-30T20:00:23Z","title_canon_sha256":"f628acfcea89b5d76ce05023257b23160c83c0b1e062437f83f5696281a196c0"},"schema_version":"1.0","source":{"id":"1307.8127","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.8127","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"arxiv_version","alias_value":"1307.8127v1","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.8127","created_at":"2026-05-18T01:48:32Z"},{"alias_kind":"pith_short_12","alias_value":"XCU3GL5FY5JN","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XCU3GL5FY5JNX42H","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XCU3GL5F","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:8e7a6c66d0b414afeedb5644bbe53f7b68941c03f5f410868101edcb490ac2ab","target":"graph","created_at":"2026-05-18T01:48:32Z","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 use multi-wavelength (0.12 - 500 micron) photometry from Herschel-ATLAS, WISE, UKIDSS, SDSS and GALEX, to study 23 nearby spheroidal galaxies with prominent dust lanes (DLSGs). DLSGs are considered to be remnants of recent minor mergers, making them ideal laboratories for studying both the interstellar medium (ISM) of spheroids and minor-merger-driven star formation in the nearby Universe. The DLSGs exhibit star formation rates (SFRs) between 0.01 and 10 MSun yr^-1, with a median of 0.26 MSun yr^-1 (a factor of 3.5 greater than the average SG). The median dust mass, dust-to-stellar mass rat","authors_text":"C. J. Lintott, D. J. B. Smith, K. Rowlands, L. Dunne, M. Alpaslan, M. Bureau, S. Kaviraj, S. Shabala, the H-ATLAS collaboration, Y.-S. Ting","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-07-30T20:00:23Z","title":"A Herschel-ATLAS study of dusty spheroids: probing the minor-merger process in the local Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.8127","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":"sha256:90d4688255ae727377e3b59fb14e7c7ac50cf61601719cc7ba4a9c11af1f3fe6","target":"record","created_at":"2026-05-18T01:48:32Z","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":"ed6a2a872b93369e5ca25833c8f5f1a7a5b9d1428c8cba071e6e1b7ab5912fd2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-07-30T20:00:23Z","title_canon_sha256":"f628acfcea89b5d76ce05023257b23160c83c0b1e062437f83f5696281a196c0"},"schema_version":"1.0","source":{"id":"1307.8127","kind":"arxiv","version":1}},"canonical_sha256":"b8a9b32fa5c752dbf3479a4af19704024fee3f968d8d455a1629bfe0af0bad15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8a9b32fa5c752dbf3479a4af19704024fee3f968d8d455a1629bfe0af0bad15","first_computed_at":"2026-05-18T01:48:32.576918Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:48:32.576918Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BBQ4TMohleKYSA3juyxJN5RMyfr0aFIr5Q5Qk9kwYuS/Y/qV5jsdD/VO5DlZI+fnPy3+3KMa0vn3X10o+mJFAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:48:32.577416Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.8127","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:90d4688255ae727377e3b59fb14e7c7ac50cf61601719cc7ba4a9c11af1f3fe6","sha256:8e7a6c66d0b414afeedb5644bbe53f7b68941c03f5f410868101edcb490ac2ab"],"state_sha256":"b471365c366b6c37195a4b9b2685c0c076418cc385bbf186de1ca4709b271d77"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QPtE9vNdJVwhUM/VjgEJKvoxROSlh4TVZDyS+FG7GdjDt/x/Cji69A5JdkB/33cl0sLmlgNtm9RApQdo1puOBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T08:16:11.392802Z","bundle_sha256":"cf45710d1828d6f43c7b6726bfb1b5d463f7ff0b58e9760cf2ce3111dd288a51"}}