{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:4M6GAFW55CRPMHOMSQKKOGSW22","short_pith_number":"pith:4M6GAFW5","canonical_record":{"source":{"id":"1101.0038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-30T05:26:09Z","cross_cats_sorted":[],"title_canon_sha256":"d03aea4307f8cbe75037c1c6e59de8069cc07b622f8ea497e15f4af1c75b47a4","abstract_canon_sha256":"337e2888634ab196f41fc2ee82e7573bc7aab05b32dd38611adffe7c3b2fe471"},"schema_version":"1.0"},"canonical_sha256":"e33c6016dde8a2f61dcc9414a71a56d6a9ae53ebace89b6669ab2c16e3be9e45","source":{"kind":"arxiv","id":"1101.0038","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.0038","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"arxiv_version","alias_value":"1101.0038v1","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.0038","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"pith_short_12","alias_value":"4M6GAFW55CRP","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"4M6GAFW55CRPMHOM","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"4M6GAFW5","created_at":"2026-05-18T12:26:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:4M6GAFW55CRPMHOMSQKKOGSW22","target":"record","payload":{"canonical_record":{"source":{"id":"1101.0038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-30T05:26:09Z","cross_cats_sorted":[],"title_canon_sha256":"d03aea4307f8cbe75037c1c6e59de8069cc07b622f8ea497e15f4af1c75b47a4","abstract_canon_sha256":"337e2888634ab196f41fc2ee82e7573bc7aab05b32dd38611adffe7c3b2fe471"},"schema_version":"1.0"},"canonical_sha256":"e33c6016dde8a2f61dcc9414a71a56d6a9ae53ebace89b6669ab2c16e3be9e45","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:16.568626Z","signature_b64":"yCDZSG/4QljGlIGnhgWmIJVAS6noIeZhEg7xFG3AWERdpb3B4zDZbk8DhxiwiNcKnVNIfqjZWdhX4WUA1czMBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e33c6016dde8a2f61dcc9414a71a56d6a9ae53ebace89b6669ab2c16e3be9e45","last_reissued_at":"2026-05-18T02:04:16.568062Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:16.568062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.0038","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":"2026-05-18T02:04:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w11Zz3NHwz2lq+mRVGZufOeClygNXmk6PqHnaP7P48VoVjI+XrTXEKW6tytKKlZ95zn4VCJX+Zmg9VqH+JfcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:19:53.152263Z"},"content_sha256":"26b7ee090f1559eda3aa58a6bff06418a06dff874506e4eead9af74108d70b9b","schema_version":"1.0","event_id":"sha256:26b7ee090f1559eda3aa58a6bff06418a06dff874506e4eead9af74108d70b9b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:4M6GAFW55CRPMHOMSQKKOGSW22","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The galaxy population of Abell 1367: photometric and spectroscopic data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"C. Moss, D. Carter, P. A. James, W. Kriwattanawong","submitted_at":"2010-12-30T05:26:09Z","abstract_excerpt":"Photometric and spectroscopic observations of the galaxy population of the galaxy cluster Abell 1367 have been obtained, over a field of 34 by 90 arcmin, covering the cluster centre out to a radius of about 2.2 Mpc. U, B and R broad-band and H alpha narrow-band imaging observations were carried out using the Wide Field Camera (WFC) on the 2.5m INT. J and K near-infrared imaging was obtained using the Wide Field Camera (WFCAM) on the 3.8 m UKIRT, covering a somewhat smaller field of 0.75 square degrees on the cluster centre. The spectroscopic observations were carried out using a multifibre spe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.0038","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":"2026-05-18T02:04:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y7+PmGiQd2fYRbl0xrTeFrAl8HjLY+b6CDqM60mR+13MG238PeRFVde24QXgipqjqfF5ku7KEH/MSNPqf63qBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:19:53.152647Z"},"content_sha256":"b64a344e0ff01d04c7501a142672dcaeb6902aea776fffa03a6d60333a40508b","schema_version":"1.0","event_id":"sha256:b64a344e0ff01d04c7501a142672dcaeb6902aea776fffa03a6d60333a40508b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4M6GAFW55CRPMHOMSQKKOGSW22/bundle.json","state_url":"https://pith.science/pith/4M6GAFW55CRPMHOMSQKKOGSW22/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4M6GAFW55CRPMHOMSQKKOGSW22/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":"2026-05-30T05:19:53Z","links":{"resolver":"https://pith.science/pith/4M6GAFW55CRPMHOMSQKKOGSW22","bundle":"https://pith.science/pith/4M6GAFW55CRPMHOMSQKKOGSW22/bundle.json","state":"https://pith.science/pith/4M6GAFW55CRPMHOMSQKKOGSW22/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4M6GAFW55CRPMHOMSQKKOGSW22/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:4M6GAFW55CRPMHOMSQKKOGSW22","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":"337e2888634ab196f41fc2ee82e7573bc7aab05b32dd38611adffe7c3b2fe471","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-30T05:26:09Z","title_canon_sha256":"d03aea4307f8cbe75037c1c6e59de8069cc07b622f8ea497e15f4af1c75b47a4"},"schema_version":"1.0","source":{"id":"1101.0038","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.0038","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"arxiv_version","alias_value":"1101.0038v1","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.0038","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"pith_short_12","alias_value":"4M6GAFW55CRP","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"4M6GAFW55CRPMHOM","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"4M6GAFW5","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:b64a344e0ff01d04c7501a142672dcaeb6902aea776fffa03a6d60333a40508b","target":"graph","created_at":"2026-05-18T02:04:16Z","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":"Photometric and spectroscopic observations of the galaxy population of the galaxy cluster Abell 1367 have been obtained, over a field of 34 by 90 arcmin, covering the cluster centre out to a radius of about 2.2 Mpc. U, B and R broad-band and H alpha narrow-band imaging observations were carried out using the Wide Field Camera (WFC) on the 2.5m INT. J and K near-infrared imaging was obtained using the Wide Field Camera (WFCAM) on the 3.8 m UKIRT, covering a somewhat smaller field of 0.75 square degrees on the cluster centre. The spectroscopic observations were carried out using a multifibre spe","authors_text":"C. Moss, D. Carter, P. A. James, W. Kriwattanawong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-30T05:26:09Z","title":"The galaxy population of Abell 1367: photometric and spectroscopic data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.0038","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":"sha256:26b7ee090f1559eda3aa58a6bff06418a06dff874506e4eead9af74108d70b9b","target":"record","created_at":"2026-05-18T02:04:16Z","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":"337e2888634ab196f41fc2ee82e7573bc7aab05b32dd38611adffe7c3b2fe471","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-12-30T05:26:09Z","title_canon_sha256":"d03aea4307f8cbe75037c1c6e59de8069cc07b622f8ea497e15f4af1c75b47a4"},"schema_version":"1.0","source":{"id":"1101.0038","kind":"arxiv","version":1}},"canonical_sha256":"e33c6016dde8a2f61dcc9414a71a56d6a9ae53ebace89b6669ab2c16e3be9e45","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e33c6016dde8a2f61dcc9414a71a56d6a9ae53ebace89b6669ab2c16e3be9e45","first_computed_at":"2026-05-18T02:04:16.568062Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:16.568062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yCDZSG/4QljGlIGnhgWmIJVAS6noIeZhEg7xFG3AWERdpb3B4zDZbk8DhxiwiNcKnVNIfqjZWdhX4WUA1czMBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:16.568626Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.0038","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26b7ee090f1559eda3aa58a6bff06418a06dff874506e4eead9af74108d70b9b","sha256:b64a344e0ff01d04c7501a142672dcaeb6902aea776fffa03a6d60333a40508b"],"state_sha256":"26401ba7f36576b7c78276726f5a6488ba3549d8a9276c1d09a1853b8b88defe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Y5o2Plj3zJUgB51tlanr0wpJpcnBxvB3gyMw2FnRrsKJgDUGBfsqQ5jztCwEgsiIiWf/S/yjIV7KIMeGImmDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T05:19:53.155656Z","bundle_sha256":"2579f29ff1697b2b2060aab930a62da9f9848f5299e6b49d2d2060bb3a3cd666"}}