{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:IKZG2ZGMOFJB4D6JWBBXYJIXZT","short_pith_number":"pith:IKZG2ZGM","canonical_record":{"source":{"id":"2507.07785","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-10T14:07:37Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"3f57faf97ab7f5168afd74204b9c47504f65a977a3c03fbae72ad0c3f8a3f285","abstract_canon_sha256":"ee22830a8ca2c2cc2a0606212adb6dad1b2bb4e7e8bcd127eb2f544b4518c1df"},"schema_version":"1.0"},"canonical_sha256":"42b26d64cc71521e0fc9b0437c2517cccc5c601b47c9d55c6b5dd6c089e936b2","source":{"kind":"arxiv","id":"2507.07785","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.07785","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"arxiv_version","alias_value":"2507.07785v1","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.07785","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_12","alias_value":"IKZG2ZGMOFJB","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_16","alias_value":"IKZG2ZGMOFJB4D6J","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_8","alias_value":"IKZG2ZGM","created_at":"2026-07-05T11:35:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:IKZG2ZGMOFJB4D6JWBBXYJIXZT","target":"record","payload":{"canonical_record":{"source":{"id":"2507.07785","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-10T14:07:37Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"3f57faf97ab7f5168afd74204b9c47504f65a977a3c03fbae72ad0c3f8a3f285","abstract_canon_sha256":"ee22830a8ca2c2cc2a0606212adb6dad1b2bb4e7e8bcd127eb2f544b4518c1df"},"schema_version":"1.0"},"canonical_sha256":"42b26d64cc71521e0fc9b0437c2517cccc5c601b47c9d55c6b5dd6c089e936b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:35:05.048269Z","signature_b64":"hdDKW01+tvJicpiziZdjetrQm8pn8CZFuKBaD/x/1jD8v/amgIV+NcXcD3hYdMnp6Dzf8pBvO1SBUdIbGxvsCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42b26d64cc71521e0fc9b0437c2517cccc5c601b47c9d55c6b5dd6c089e936b2","last_reissued_at":"2026-07-05T11:35:05.047758Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:35:05.047758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.07785","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":"2026-07-05T11:35:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O4yuriJCtNN0WE+1CumrC6peYvJmN2vmEyHw2C5OlztZXkqCSIXjgj2Knhp56iwLY/Rxl3mBySTdnwSRDgIACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T17:07:45.695911Z"},"content_sha256":"7f2e687a44156de8ab602b87d2b1758e23f8fc16d14538cd2a097604495d1540","schema_version":"1.0","event_id":"sha256:7f2e687a44156de8ab602b87d2b1758e23f8fc16d14538cd2a097604495d1540"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:IKZG2ZGMOFJB4D6JWBBXYJIXZT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calibrated Lanthanide Atomic Data for Kilonova Radiative Transfer. I. Atomic Structure and Opacities","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"astro-ph.HE","authors_text":"Andreas Fl\\\"ors, Gabriel Mart\\'inez-Pinedo, Jorge M. Sampaio, Jos\\'e P. Marques, Ricardo Ferreira da Silva","submitted_at":"2025-07-10T14:07:37Z","abstract_excerpt":"The early spectra of the kilonova (KN) AT2017gfo following the binary neutron star merger GW170817 exhibit numerous features shaped by r-process nucleosynthesis products. Although a few species were tentatively detected, no third-peak elements were unambiguously identified, as the amount of atomic data required for radiative transfer modeling is immense. Although comprehensive atomic data, including atomic opacities, is now available for many elements, wavelength-calibrated data remains limited to a select few ions. To examine the atomic opacities of all singly and doubly ionized lanthanides, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.07785","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/2507.07785/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":"2026-07-05T11:35:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+r0O/BQLB4iNfIVv0Z4zWtBJdFYguLxWbIoAVZKLx1X4tPB3kGxQR1fU73MFocZAg7KRzE8EjW6T6rz0dFl4Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T17:07:45.696427Z"},"content_sha256":"f621367504f695358322bca414aacb28b11abb2debe99832cfe96c92fb48b7e0","schema_version":"1.0","event_id":"sha256:f621367504f695358322bca414aacb28b11abb2debe99832cfe96c92fb48b7e0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/bundle.json","state_url":"https://pith.science/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/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":"2026-08-09T17:07:45Z","links":{"resolver":"https://pith.science/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT","bundle":"https://pith.science/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/bundle.json","state":"https://pith.science/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IKZG2ZGMOFJB4D6JWBBXYJIXZT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:IKZG2ZGMOFJB4D6JWBBXYJIXZT","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":"ee22830a8ca2c2cc2a0606212adb6dad1b2bb4e7e8bcd127eb2f544b4518c1df","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-10T14:07:37Z","title_canon_sha256":"3f57faf97ab7f5168afd74204b9c47504f65a977a3c03fbae72ad0c3f8a3f285"},"schema_version":"1.0","source":{"id":"2507.07785","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.07785","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"arxiv_version","alias_value":"2507.07785v1","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.07785","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_12","alias_value":"IKZG2ZGMOFJB","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_16","alias_value":"IKZG2ZGMOFJB4D6J","created_at":"2026-07-05T11:35:05Z"},{"alias_kind":"pith_short_8","alias_value":"IKZG2ZGM","created_at":"2026-07-05T11:35:05Z"}],"graph_snapshots":[{"event_id":"sha256:f621367504f695358322bca414aacb28b11abb2debe99832cfe96c92fb48b7e0","target":"graph","created_at":"2026-07-05T11:35:05Z","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/2507.07785/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The early spectra of the kilonova (KN) AT2017gfo following the binary neutron star merger GW170817 exhibit numerous features shaped by r-process nucleosynthesis products. Although a few species were tentatively detected, no third-peak elements were unambiguously identified, as the amount of atomic data required for radiative transfer modeling is immense. Although comprehensive atomic data, including atomic opacities, is now available for many elements, wavelength-calibrated data remains limited to a select few ions. To examine the atomic opacities of all singly and doubly ionized lanthanides, ","authors_text":"Andreas Fl\\\"ors, Gabriel Mart\\'inez-Pinedo, Jorge M. Sampaio, Jos\\'e P. Marques, Ricardo Ferreira da Silva","cross_cats":["physics.atom-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-10T14:07:37Z","title":"Calibrated Lanthanide Atomic Data for Kilonova Radiative Transfer. I. Atomic Structure and Opacities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.07785","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":"sha256:7f2e687a44156de8ab602b87d2b1758e23f8fc16d14538cd2a097604495d1540","target":"record","created_at":"2026-07-05T11:35:05Z","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":"ee22830a8ca2c2cc2a0606212adb6dad1b2bb4e7e8bcd127eb2f544b4518c1df","cross_cats_sorted":["physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-07-10T14:07:37Z","title_canon_sha256":"3f57faf97ab7f5168afd74204b9c47504f65a977a3c03fbae72ad0c3f8a3f285"},"schema_version":"1.0","source":{"id":"2507.07785","kind":"arxiv","version":1}},"canonical_sha256":"42b26d64cc71521e0fc9b0437c2517cccc5c601b47c9d55c6b5dd6c089e936b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"42b26d64cc71521e0fc9b0437c2517cccc5c601b47c9d55c6b5dd6c089e936b2","first_computed_at":"2026-07-05T11:35:05.047758Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:35:05.047758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hdDKW01+tvJicpiziZdjetrQm8pn8CZFuKBaD/x/1jD8v/amgIV+NcXcD3hYdMnp6Dzf8pBvO1SBUdIbGxvsCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:35:05.048269Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.07785","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f2e687a44156de8ab602b87d2b1758e23f8fc16d14538cd2a097604495d1540","sha256:f621367504f695358322bca414aacb28b11abb2debe99832cfe96c92fb48b7e0"],"state_sha256":"ddfd289d4dfafa36df1c27e5ca42417b5194f9b0a58fd817bbdd9ab2459a55f1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D9u00DJlgGEEAmjlUFDYGedTc8v3pwqBXl1zNmDo8ykJlrbYMevGkRI5adLqXCABnRidWj6S7u8sF2SnjYWLDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T17:07:45.700230Z","bundle_sha256":"571a74cac1b70f58fc2a8b191ecd4d4dfac675421956e7a528ca0fde90d2545d"}}