{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:FNAJHOIWNRNMFRDS7OUAVNQQJR","short_pith_number":"pith:FNAJHOIW","canonical_record":{"source":{"id":"2412.01304","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-02T09:17:07Z","cross_cats_sorted":[],"title_canon_sha256":"ba2342912a1e00cafb14281d1b73dfe7c4ebee9011501856bfa95d6ca34267c8","abstract_canon_sha256":"0c65a947c9292652e591faf32cecf86cbf12302dfde4c1abeb506c4079e9c458"},"schema_version":"1.0"},"canonical_sha256":"2b4093b9166c5ac2c472fba80ab6104c76533e687719c51fbc5ba728e78bf340","source":{"kind":"arxiv","id":"2412.01304","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.01304","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"arxiv_version","alias_value":"2412.01304v1","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.01304","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_12","alias_value":"FNAJHOIWNRNM","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_16","alias_value":"FNAJHOIWNRNMFRDS","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_8","alias_value":"FNAJHOIW","created_at":"2026-07-05T09:42:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:FNAJHOIWNRNMFRDS7OUAVNQQJR","target":"record","payload":{"canonical_record":{"source":{"id":"2412.01304","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-02T09:17:07Z","cross_cats_sorted":[],"title_canon_sha256":"ba2342912a1e00cafb14281d1b73dfe7c4ebee9011501856bfa95d6ca34267c8","abstract_canon_sha256":"0c65a947c9292652e591faf32cecf86cbf12302dfde4c1abeb506c4079e9c458"},"schema_version":"1.0"},"canonical_sha256":"2b4093b9166c5ac2c472fba80ab6104c76533e687719c51fbc5ba728e78bf340","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:42:57.688682Z","signature_b64":"O47SS4RcOYB7FFZ6kfTA6ZxtFbnqnbifCsylBZTKmszrnA4TsRWM2uLLT7VExoGcyaKZMtPOQc/HgWkVOqwxAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2b4093b9166c5ac2c472fba80ab6104c76533e687719c51fbc5ba728e78bf340","last_reissued_at":"2026-07-05T09:42:57.688190Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:42:57.688190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.01304","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":"2026-07-05T09:42:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aoBYBFVx05rmCnc0bnftJqW6aJcoLzkMP5olN+Tev9i6z2G0CS4Wt93e+SD1XAMxJdN+TLjLEGWgqjJAbVxjAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:26:32.426730Z"},"content_sha256":"6fda11c202dfb41ef40f18db3f5a9c225930fc76aaf273bb343df73b8463f9a3","schema_version":"1.0","event_id":"sha256:6fda11c202dfb41ef40f18db3f5a9c225930fc76aaf273bb343df73b8463f9a3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:FNAJHOIWNRNMFRDS7OUAVNQQJR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of metal-poor galaxy spectra in the redshift range 0.00574-0.05368","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Marcella Contini","submitted_at":"2024-12-02T09:17:07Z","abstract_excerpt":"We present an analysis of the metal-poor galaxy spectra in the redshift range 0.00574$\\leq$z$\\leq$0.05368 which were reported by Nakajima et al (2022) in their EMPG (extreme metal poor galaxy) sample. The models account for the active galactic nuclei (AGN) and the starburst (SB) galaxies, for accretion and ejection, for the physical parameters and the element abundances. The results are obtained in particular for the two cases, the emitting nebula is ejected outward from the galaxy radiation source (RS) and the emitting nebula is accreted towards the RS. We adopt the code {\\sc suma} which allo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.01304","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.01304/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":"2026-07-05T09:42:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iWtzM08iyxc0YM9sLKiTHOE6t8C2uvdjdWIEp21+MK7RZKYQegAQQPMdmk2YvTbiInDdxFM5W/q+kCpnx/HoDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:26:32.427264Z"},"content_sha256":"883933ec92032f5fbfe162053436cab4f3c297f5a8d0936aed460a927b3f992c","schema_version":"1.0","event_id":"sha256:883933ec92032f5fbfe162053436cab4f3c297f5a8d0936aed460a927b3f992c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/bundle.json","state_url":"https://pith.science/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/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":"2026-08-15T08:26:32Z","links":{"resolver":"https://pith.science/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR","bundle":"https://pith.science/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/bundle.json","state":"https://pith.science/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FNAJHOIWNRNMFRDS7OUAVNQQJR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:FNAJHOIWNRNMFRDS7OUAVNQQJR","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":"0c65a947c9292652e591faf32cecf86cbf12302dfde4c1abeb506c4079e9c458","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-02T09:17:07Z","title_canon_sha256":"ba2342912a1e00cafb14281d1b73dfe7c4ebee9011501856bfa95d6ca34267c8"},"schema_version":"1.0","source":{"id":"2412.01304","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.01304","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"arxiv_version","alias_value":"2412.01304v1","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.01304","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_12","alias_value":"FNAJHOIWNRNM","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_16","alias_value":"FNAJHOIWNRNMFRDS","created_at":"2026-07-05T09:42:57Z"},{"alias_kind":"pith_short_8","alias_value":"FNAJHOIW","created_at":"2026-07-05T09:42:57Z"}],"graph_snapshots":[{"event_id":"sha256:883933ec92032f5fbfe162053436cab4f3c297f5a8d0936aed460a927b3f992c","target":"graph","created_at":"2026-07-05T09:42:57Z","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/2412.01304/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present an analysis of the metal-poor galaxy spectra in the redshift range 0.00574$\\leq$z$\\leq$0.05368 which were reported by Nakajima et al (2022) in their EMPG (extreme metal poor galaxy) sample. The models account for the active galactic nuclei (AGN) and the starburst (SB) galaxies, for accretion and ejection, for the physical parameters and the element abundances. The results are obtained in particular for the two cases, the emitting nebula is ejected outward from the galaxy radiation source (RS) and the emitting nebula is accreted towards the RS. We adopt the code {\\sc suma} which allo","authors_text":"Marcella Contini","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-02T09:17:07Z","title":"Analysis of metal-poor galaxy spectra in the redshift range 0.00574-0.05368"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.01304","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":"sha256:6fda11c202dfb41ef40f18db3f5a9c225930fc76aaf273bb343df73b8463f9a3","target":"record","created_at":"2026-07-05T09:42:57Z","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":"0c65a947c9292652e591faf32cecf86cbf12302dfde4c1abeb506c4079e9c458","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-02T09:17:07Z","title_canon_sha256":"ba2342912a1e00cafb14281d1b73dfe7c4ebee9011501856bfa95d6ca34267c8"},"schema_version":"1.0","source":{"id":"2412.01304","kind":"arxiv","version":1}},"canonical_sha256":"2b4093b9166c5ac2c472fba80ab6104c76533e687719c51fbc5ba728e78bf340","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b4093b9166c5ac2c472fba80ab6104c76533e687719c51fbc5ba728e78bf340","first_computed_at":"2026-07-05T09:42:57.688190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:42:57.688190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O47SS4RcOYB7FFZ6kfTA6ZxtFbnqnbifCsylBZTKmszrnA4TsRWM2uLLT7VExoGcyaKZMtPOQc/HgWkVOqwxAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:42:57.688682Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.01304","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6fda11c202dfb41ef40f18db3f5a9c225930fc76aaf273bb343df73b8463f9a3","sha256:883933ec92032f5fbfe162053436cab4f3c297f5a8d0936aed460a927b3f992c"],"state_sha256":"7e0661222b08f4b1f02fe8efc07d6518acb8af2a7ce6a7e892da87bb669e72af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4IagNcnIjg+dFPRvLwjyMYPzEcGjJ4NG0UdlLtIuCdFlyH8P+pVpdwNy0NuXkxa9mpCB91m0UFGjWKoK0s1ZDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T08:26:32.430588Z","bundle_sha256":"7292b168d80b69b4e882158f8eb234100c7ad44ad1a22715c4e2d2a60ae41582"}}