{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:FPJYFF4OBFM5PGMRDGIVXQPQ2E","short_pith_number":"pith:FPJYFF4O","canonical_record":{"source":{"id":"2302.10142","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-20T18:20:05Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b4b267a627659f4ef29ace7586875228cce3359088adb829d05ac83f6c522c7b","abstract_canon_sha256":"a31d08b68ae1e6d51344005ac4692aaf92560fd0c2e849ceb5d4201195604c10"},"schema_version":"1.0"},"canonical_sha256":"2bd382978e0959d7999119915bc1f0d125ea3d61a8b7646402c9894b39ce7a43","source":{"kind":"arxiv","id":"2302.10142","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.10142","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"arxiv_version","alias_value":"2302.10142v2","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.10142","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_12","alias_value":"FPJYFF4OBFM5","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_16","alias_value":"FPJYFF4OBFM5PGMR","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_8","alias_value":"FPJYFF4O","created_at":"2026-07-05T06:17:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:FPJYFF4OBFM5PGMRDGIVXQPQ2E","target":"record","payload":{"canonical_record":{"source":{"id":"2302.10142","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-20T18:20:05Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b4b267a627659f4ef29ace7586875228cce3359088adb829d05ac83f6c522c7b","abstract_canon_sha256":"a31d08b68ae1e6d51344005ac4692aaf92560fd0c2e849ceb5d4201195604c10"},"schema_version":"1.0"},"canonical_sha256":"2bd382978e0959d7999119915bc1f0d125ea3d61a8b7646402c9894b39ce7a43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:17:46.701220Z","signature_b64":"1gfybVpCMX8+itOzgJQIEV0mTRcfPBqDcoqavp2nJ20sBE+oz/Xzqnu59YDwRlrjklj/d/q2Z5nhaTraPFuACg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2bd382978e0959d7999119915bc1f0d125ea3d61a8b7646402c9894b39ce7a43","last_reissued_at":"2026-07-05T06:17:46.700781Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:17:46.700781Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.10142","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":"2026-07-05T06:17:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o6QOcKtuQTGiaKjWehjrPtfbhJ6RJw8oKkBiobDPzcp3cxtwJGRi6GnBI1IbW2xzx1syp/FJsgS0wdGKAt8hBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T23:52:34.269488Z"},"content_sha256":"d9f71f7c41c1c4c9fffa32fea90ef59002d8caf8f3b9df665db191cb97676a06","schema_version":"1.0","event_id":"sha256:d9f71f7c41c1c4c9fffa32fea90ef59002d8caf8f3b9df665db191cb97676a06"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:FPJYFF4OBFM5PGMRDGIVXQPQ2E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nitrogen enhancements 440 Myr after the Big Bang: super-solar N/O, a tidal disruption event or a dense stellar cluster in GN-z11?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Aayush Saxena, Alex J. Cameron, Harley Katz, Martin P. Rey","submitted_at":"2023-02-20T18:20:05Z","abstract_excerpt":"Recent observations of GN-z11 with JWST/NIRSpec revealed numerous oxygen, carbon, nitrogen, and helium emission lines at $z=10.6$. Using the measured line fluxes, we derive abundance ratios of individual elements within the interstellar medium (ISM) of this super-luminous galaxy. Driven by the unusually-bright NIII] $\\lambda$1750 and NIV] $\\lambda$1486 emission lines (and by comparison faint OIII] $\\lambda\\lambda$1660, 1666 lines), our fiducial model prefers log(N/O)>-0.25, greater than four times solar and in stark contrast to lower-redshift star-forming galaxies. The derived log(C/O)>-0.78, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.10142","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/2302.10142/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":"2026-07-05T06:17:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZArbZJQfhPHUKVtniMM6XPOBeEoU9JFi7KLmijKK9s97f3Yc4E1/Y6iGkGD8SRK1skT+zmQjRZasP/QzwxqzCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T23:52:34.269864Z"},"content_sha256":"e140e64703d4a080239e2fd47eb6c293881b7230f331f9b5d4411991be57d973","schema_version":"1.0","event_id":"sha256:e140e64703d4a080239e2fd47eb6c293881b7230f331f9b5d4411991be57d973"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/bundle.json","state_url":"https://pith.science/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/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":"2026-07-23T23:52:34Z","links":{"resolver":"https://pith.science/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E","bundle":"https://pith.science/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/bundle.json","state":"https://pith.science/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FPJYFF4OBFM5PGMRDGIVXQPQ2E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:FPJYFF4OBFM5PGMRDGIVXQPQ2E","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":"a31d08b68ae1e6d51344005ac4692aaf92560fd0c2e849ceb5d4201195604c10","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-20T18:20:05Z","title_canon_sha256":"b4b267a627659f4ef29ace7586875228cce3359088adb829d05ac83f6c522c7b"},"schema_version":"1.0","source":{"id":"2302.10142","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.10142","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"arxiv_version","alias_value":"2302.10142v2","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.10142","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_12","alias_value":"FPJYFF4OBFM5","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_16","alias_value":"FPJYFF4OBFM5PGMR","created_at":"2026-07-05T06:17:46Z"},{"alias_kind":"pith_short_8","alias_value":"FPJYFF4O","created_at":"2026-07-05T06:17:46Z"}],"graph_snapshots":[{"event_id":"sha256:e140e64703d4a080239e2fd47eb6c293881b7230f331f9b5d4411991be57d973","target":"graph","created_at":"2026-07-05T06:17:46Z","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/2302.10142/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent observations of GN-z11 with JWST/NIRSpec revealed numerous oxygen, carbon, nitrogen, and helium emission lines at $z=10.6$. Using the measured line fluxes, we derive abundance ratios of individual elements within the interstellar medium (ISM) of this super-luminous galaxy. Driven by the unusually-bright NIII] $\\lambda$1750 and NIV] $\\lambda$1486 emission lines (and by comparison faint OIII] $\\lambda\\lambda$1660, 1666 lines), our fiducial model prefers log(N/O)>-0.25, greater than four times solar and in stark contrast to lower-redshift star-forming galaxies. The derived log(C/O)>-0.78, ","authors_text":"Aayush Saxena, Alex J. Cameron, Harley Katz, Martin P. Rey","cross_cats":["astro-ph.CO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-20T18:20:05Z","title":"Nitrogen enhancements 440 Myr after the Big Bang: super-solar N/O, a tidal disruption event or a dense stellar cluster in GN-z11?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.10142","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:d9f71f7c41c1c4c9fffa32fea90ef59002d8caf8f3b9df665db191cb97676a06","target":"record","created_at":"2026-07-05T06:17:46Z","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":"a31d08b68ae1e6d51344005ac4692aaf92560fd0c2e849ceb5d4201195604c10","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-02-20T18:20:05Z","title_canon_sha256":"b4b267a627659f4ef29ace7586875228cce3359088adb829d05ac83f6c522c7b"},"schema_version":"1.0","source":{"id":"2302.10142","kind":"arxiv","version":2}},"canonical_sha256":"2bd382978e0959d7999119915bc1f0d125ea3d61a8b7646402c9894b39ce7a43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2bd382978e0959d7999119915bc1f0d125ea3d61a8b7646402c9894b39ce7a43","first_computed_at":"2026-07-05T06:17:46.700781Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:17:46.700781Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1gfybVpCMX8+itOzgJQIEV0mTRcfPBqDcoqavp2nJ20sBE+oz/Xzqnu59YDwRlrjklj/d/q2Z5nhaTraPFuACg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:17:46.701220Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.10142","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d9f71f7c41c1c4c9fffa32fea90ef59002d8caf8f3b9df665db191cb97676a06","sha256:e140e64703d4a080239e2fd47eb6c293881b7230f331f9b5d4411991be57d973"],"state_sha256":"3680ed12439cf06401a8b2a46695f0074af77f53dc89f10edc7d6367d843804b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xjGfeEP+Zv9K0IlfMDwHiXGkZL+GScs6TuGIm7QY6EeVdYe1HnQIk7ts+tbPFcrJwiOze14xE8MpxegngJLwCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-23T23:52:34.272357Z","bundle_sha256":"705e8a97d322559ec473531fd084a58eed5e4bbb1414803d5f3c22997234eaa3"}}