{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1993:TS5MOVFOWWCJHMYORJXNEXTX4G","short_pith_number":"pith:TS5MOVFO","canonical_record":{"source":{"id":"astro-ph/9309053","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1993-09-30T10:41:10Z","cross_cats_sorted":[],"title_canon_sha256":"d5a0ec1b8ae505178992f77f480733891dfe68b6bf328e7580c6c75778b030f8","abstract_canon_sha256":"edd931b0334b5d62fbc1f38ecbee3fd6f673ecad6e4fd70160bdca373b3d877b"},"schema_version":"1.0"},"canonical_sha256":"9cbac754aeb58493b30e8a6ed25e77e18e95eb92883a900a1095e19579f555c9","source":{"kind":"arxiv","id":"astro-ph/9309053","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9309053","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9309053v1","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9309053","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"pith_short_12","alias_value":"TS5MOVFOWWCJ","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"TS5MOVFOWWCJHMYO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"TS5MOVFO","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1993:TS5MOVFOWWCJHMYORJXNEXTX4G","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9309053","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1993-09-30T10:41:10Z","cross_cats_sorted":[],"title_canon_sha256":"d5a0ec1b8ae505178992f77f480733891dfe68b6bf328e7580c6c75778b030f8","abstract_canon_sha256":"edd931b0334b5d62fbc1f38ecbee3fd6f673ecad6e4fd70160bdca373b3d877b"},"schema_version":"1.0"},"canonical_sha256":"9cbac754aeb58493b30e8a6ed25e77e18e95eb92883a900a1095e19579f555c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:21:41.298773Z","signature_b64":"0BkOnylpuxrHDfGDqA+VUe6qmSHQ8nC1FH8X13MYMGrmHisu1E4UpEDBgMnJ3hL3IBs60F5ayi00S5kX8jEeDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9cbac754aeb58493b30e8a6ed25e77e18e95eb92883a900a1095e19579f555c9","last_reissued_at":"2026-05-18T04:21:41.298253Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:21:41.298253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9309053","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":"2026-05-18T04:21:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/nLi2tnS38OD0qWh5QIdpGw4px8lT1LDHAg11dilCjf4IAqRYE228/rNLnf73UMZZNzNSihroOyVoEMIitlBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T04:59:45.399693Z"},"content_sha256":"5aaeedcd265a336ad8c60c03580aa51cbbefa4642ae50273d281ea25625adc1e","schema_version":"1.0","event_id":"sha256:5aaeedcd265a336ad8c60c03580aa51cbbefa4642ae50273d281ea25625adc1e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1993:TS5MOVFOWWCJHMYORJXNEXTX4G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The metal systems in Q0000--2619 at high resolution","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Palle M{\\o}ller, Sandra Savaglio, Sandro D'Odorico","submitted_at":"1993-09-30T10:41:10Z","abstract_excerpt":"We have obtained high, 11 and 14 \\kms, and medium, 40 and 53 \\kms, resolution spectra of the $z_{em} = 4.11$ quasar Q0000--2619 covering the range 4400 \\AA\\ to 9265 \\AA . We identify nine metal absorption systems, of which four were previously known. A fifth previously suggested system at $z_{abs} \\approx 3.409$ (Turnshek et al~ 1991) is ruled out by our data. Two of the eight systems for which the \\lya~ line is in the observable range have a damped \\lya~ line. Six of the nine systems show evidence for complex sub--component structure. At our resolution and S/N we identify a total of 21 sub--c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9309053","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":"2026-05-18T04:21:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WaAYBr2hoCDLbmLkrpKRlvzFFOJewga044DZkSSAovHEhTK+6DS+isb6jxDFy1u0cx5uvks3yjcK9ihJ8YQFBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T04:59:45.400040Z"},"content_sha256":"3891079b14820bb8d2e8e3fd8cd642ceca3d26d3662681d5b08beadfab8c8e55","schema_version":"1.0","event_id":"sha256:3891079b14820bb8d2e8e3fd8cd642ceca3d26d3662681d5b08beadfab8c8e55"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/bundle.json","state_url":"https://pith.science/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/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":"2026-06-03T04:59:45Z","links":{"resolver":"https://pith.science/pith/TS5MOVFOWWCJHMYORJXNEXTX4G","bundle":"https://pith.science/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/bundle.json","state":"https://pith.science/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TS5MOVFOWWCJHMYORJXNEXTX4G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1993:TS5MOVFOWWCJHMYORJXNEXTX4G","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":"edd931b0334b5d62fbc1f38ecbee3fd6f673ecad6e4fd70160bdca373b3d877b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1993-09-30T10:41:10Z","title_canon_sha256":"d5a0ec1b8ae505178992f77f480733891dfe68b6bf328e7580c6c75778b030f8"},"schema_version":"1.0","source":{"id":"astro-ph/9309053","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9309053","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9309053v1","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9309053","created_at":"2026-05-18T04:21:41Z"},{"alias_kind":"pith_short_12","alias_value":"TS5MOVFOWWCJ","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"TS5MOVFOWWCJHMYO","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"TS5MOVFO","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:3891079b14820bb8d2e8e3fd8cd642ceca3d26d3662681d5b08beadfab8c8e55","target":"graph","created_at":"2026-05-18T04:21:41Z","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 have obtained high, 11 and 14 \\kms, and medium, 40 and 53 \\kms, resolution spectra of the $z_{em} = 4.11$ quasar Q0000--2619 covering the range 4400 \\AA\\ to 9265 \\AA . We identify nine metal absorption systems, of which four were previously known. A fifth previously suggested system at $z_{abs} \\approx 3.409$ (Turnshek et al~ 1991) is ruled out by our data. Two of the eight systems for which the \\lya~ line is in the observable range have a damped \\lya~ line. Six of the nine systems show evidence for complex sub--component structure. At our resolution and S/N we identify a total of 21 sub--c","authors_text":"Palle M{\\o}ller, Sandra Savaglio, Sandro D'Odorico","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1993-09-30T10:41:10Z","title":"The metal systems in Q0000--2619 at high resolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9309053","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":"sha256:5aaeedcd265a336ad8c60c03580aa51cbbefa4642ae50273d281ea25625adc1e","target":"record","created_at":"2026-05-18T04:21:41Z","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":"edd931b0334b5d62fbc1f38ecbee3fd6f673ecad6e4fd70160bdca373b3d877b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1993-09-30T10:41:10Z","title_canon_sha256":"d5a0ec1b8ae505178992f77f480733891dfe68b6bf328e7580c6c75778b030f8"},"schema_version":"1.0","source":{"id":"astro-ph/9309053","kind":"arxiv","version":1}},"canonical_sha256":"9cbac754aeb58493b30e8a6ed25e77e18e95eb92883a900a1095e19579f555c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9cbac754aeb58493b30e8a6ed25e77e18e95eb92883a900a1095e19579f555c9","first_computed_at":"2026-05-18T04:21:41.298253Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:21:41.298253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0BkOnylpuxrHDfGDqA+VUe6qmSHQ8nC1FH8X13MYMGrmHisu1E4UpEDBgMnJ3hL3IBs60F5ayi00S5kX8jEeDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:21:41.298773Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9309053","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5aaeedcd265a336ad8c60c03580aa51cbbefa4642ae50273d281ea25625adc1e","sha256:3891079b14820bb8d2e8e3fd8cd642ceca3d26d3662681d5b08beadfab8c8e55"],"state_sha256":"5b3fab239fa8bbf8c057f71ddf48d1dfd1da196dc0477743b7bc9e1097001930"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e36LwV9hZtb+xJGmv/kRFbwLQLhB0JmnNcNpVywyDvuKgKvED4L7B5Zz2ykWcwvc3pHQ9/+BzK+fv3ovGZGSDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T04:59:45.402161Z","bundle_sha256":"c7e8d086758284093ee60138d3c076b424191277e392e7d138959491fcb0ff60"}}