{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:H5FBGKTKOJKB6YQVIWMMD4G2TF","short_pith_number":"pith:H5FBGKTK","canonical_record":{"source":{"id":"2607.28121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-30T12:29:18Z","cross_cats_sorted":[],"title_canon_sha256":"67d01e305447313cfc87d91698de813a3fada89af86bc7e2f11bc92f3123c86c","abstract_canon_sha256":"f2043cb67928c5fb7f9d269d6e3ee9fd184671532f15b7def9f1c506142aa2b5"},"schema_version":"1.0"},"canonical_sha256":"3f4a132a6a72541f62154598c1f0da997366a16099dc89f4e9b3185de1c7cb49","source":{"kind":"arxiv","id":"2607.28121","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.28121","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"arxiv_version","alias_value":"2607.28121v1","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.28121","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_12","alias_value":"H5FBGKTKOJKB","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_16","alias_value":"H5FBGKTKOJKB6YQV","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_8","alias_value":"H5FBGKTK","created_at":"2026-07-31T01:35:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:H5FBGKTKOJKB6YQVIWMMD4G2TF","target":"record","payload":{"canonical_record":{"source":{"id":"2607.28121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-30T12:29:18Z","cross_cats_sorted":[],"title_canon_sha256":"67d01e305447313cfc87d91698de813a3fada89af86bc7e2f11bc92f3123c86c","abstract_canon_sha256":"f2043cb67928c5fb7f9d269d6e3ee9fd184671532f15b7def9f1c506142aa2b5"},"schema_version":"1.0"},"canonical_sha256":"3f4a132a6a72541f62154598c1f0da997366a16099dc89f4e9b3185de1c7cb49","receipt":{"kind":"pith_receipt","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f4a132a6a72541f62154598c1f0da997366a16099dc89f4e9b3185de1c7cb49","last_reissued_at":"2026-07-31T01:35:48.741928Z","signature_status":"unsigned_v0","first_computed_at":"2026-07-31T01:35:48.741928Z"},"source_kind":"arxiv","source_id":"2607.28121","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":"2026-07-31T01:35:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uid2ttctprBoSdeETOr3WEPVk/UWz25Wq5JNw5pOjKchj864DT/c46FzSL2qUYuZC/O73aaD+JNJmf5eYv7hCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T01:30:51.156145Z"},"content_sha256":"a888f81d952c911d8f1c4db6f2878583302a446edf19cc3d9347eba245ca4cb2","schema_version":"1.0","event_id":"sha256:a888f81d952c911d8f1c4db6f2878583302a446edf19cc3d9347eba245ca4cb2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:H5FBGKTKOJKB6YQVIWMMD4G2TF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterizing the oxidation state of rocky exoplanets with the Large Interferometer for Exoplanets (LIFE)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Caroline Brachmann, Eleonora Alei, Lena Noack, LIFE collaboration, Lorenzo Cesario, Michiel Min, Sascha P. Quanz, Tim Lichtenberg","submitted_at":"2026-07-30T12:29:18Z","abstract_excerpt":"The oxidation state of rocky exoplanets is expected to play a fundamental role in shaping the chemical composition of their secondary atmospheres by influencing the chemical composition of volcanically released gasses. Distinguishing planetary redox states through direct atmospheric characterization would offer insight into the formation and evolution of secondary atmospheres on exoplanets and inform the background chemistry of putative biosignatures. The Large Interferometer For Exoplanets (LIFE) mission concept aims to employ a space-based mid-infrared nulling interferometer to characterize "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.28121","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/2607.28121/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":"2026-07-31T01:35:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QrmJrHYWflBmVjrV57K7oNPtr45rdFKdBsk2hEajw9eQdH1YU+sU8+1TBMHx9okQIhUIoatmD/3cN2ELhQJWDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T01:30:51.156757Z"},"content_sha256":"9fa00da66d393f64e45f1f1cc87a1642da39cd337d2412fbe5038a2148e8641f","schema_version":"1.0","event_id":"sha256:9fa00da66d393f64e45f1f1cc87a1642da39cd337d2412fbe5038a2148e8641f"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:H5FBGKTKOJKB6YQVIWMMD4G2TF","target":"integrity","payload":{"note":"Identifier '10.1126/science.ads3660' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","snippet":"Constraining exoplanet interiors using observations of their atmospheres. Science , keywords =. doi:10.1126/science.ads3660 , archivePrefix =","arxiv_id":"2607.28121","detector":"doi_compliance","evidence":{"doi":"10.1126/science.ads3660","arxiv_id":null,"ref_index":50,"raw_excerpt":"Constraining exoplanet interiors using observations of their atmospheres. Science , keywords =. doi:10.1126/science.ads3660 , archivePrefix =","parse_status":"well_formed","verdict_class":"cross_source","checked_sources":["crossref_by_doi","openalex_by_doi","doi_org_head"],"resolution_status":"hard_miss"},"severity":"critical","ref_index":50,"audited_at":"2026-07-31T17:21:52.417087Z","event_type":"pith.integrity.v1","detected_doi":"10.1126/science.ads3660","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"unresolvable_identifier","evidence_hash":"bde3527cee315832f7ece4d0f090d632362318316ef099bc3bb4e3d14504cb96","paper_version":1,"verdict_class":"cross_source","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":14457,"payload_sha256":"84e15f84ea8aae3d3a439d0fa6be4afaa1ba4a77d848706ca08e4a9558dafb9b","signature_b64":"ejNcs6Mg/NEwXSzUlmxCql+uVxXsN2QsdHORGCuRefl5Hg3U1uiqQCiAT3/3pVqEuQ1lyNCpGWhV5sbyThdfBQ==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-31T17:26:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j2gFoCHCsp0stefp7yEY+G+fdr8PgmgPILHWXdzUPX4WRICAxOa6A1QfdfoS9HswHLixjSce17Imy1M0WdBbDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T01:30:51.188030Z"},"content_sha256":"52c1efe994b235cc8e48a26d1b35c7cd6b349b86f0bc2b28686aee02e10a37ff","schema_version":"1.0","event_id":"sha256:52c1efe994b235cc8e48a26d1b35c7cd6b349b86f0bc2b28686aee02e10a37ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/bundle.json","state_url":"https://pith.science/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/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":"2026-08-05T01:30:51Z","links":{"resolver":"https://pith.science/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF","bundle":"https://pith.science/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/bundle.json","state":"https://pith.science/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H5FBGKTKOJKB6YQVIWMMD4G2TF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:H5FBGKTKOJKB6YQVIWMMD4G2TF","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"f2043cb67928c5fb7f9d269d6e3ee9fd184671532f15b7def9f1c506142aa2b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-30T12:29:18Z","title_canon_sha256":"67d01e305447313cfc87d91698de813a3fada89af86bc7e2f11bc92f3123c86c"},"schema_version":"1.0","source":{"id":"2607.28121","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.28121","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"arxiv_version","alias_value":"2607.28121v1","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.28121","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_12","alias_value":"H5FBGKTKOJKB","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_16","alias_value":"H5FBGKTKOJKB6YQV","created_at":"2026-07-31T01:35:48Z"},{"alias_kind":"pith_short_8","alias_value":"H5FBGKTK","created_at":"2026-07-31T01:35:48Z"}],"graph_snapshots":[{"event_id":"sha256:9fa00da66d393f64e45f1f1cc87a1642da39cd337d2412fbe5038a2148e8641f","target":"graph","created_at":"2026-07-31T01:35:48Z","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/2607.28121/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The oxidation state of rocky exoplanets is expected to play a fundamental role in shaping the chemical composition of their secondary atmospheres by influencing the chemical composition of volcanically released gasses. Distinguishing planetary redox states through direct atmospheric characterization would offer insight into the formation and evolution of secondary atmospheres on exoplanets and inform the background chemistry of putative biosignatures. The Large Interferometer For Exoplanets (LIFE) mission concept aims to employ a space-based mid-infrared nulling interferometer to characterize ","authors_text":"Caroline Brachmann, Eleonora Alei, Lena Noack, LIFE collaboration, Lorenzo Cesario, Michiel Min, Sascha P. Quanz, Tim Lichtenberg","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-30T12:29:18Z","title":"Characterizing the oxidation state of rocky exoplanets with the Large Interferometer for Exoplanets (LIFE)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.28121","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:a888f81d952c911d8f1c4db6f2878583302a446edf19cc3d9347eba245ca4cb2","target":"record","created_at":"2026-07-31T01:35:48Z","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":"f2043cb67928c5fb7f9d269d6e3ee9fd184671532f15b7def9f1c506142aa2b5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-30T12:29:18Z","title_canon_sha256":"67d01e305447313cfc87d91698de813a3fada89af86bc7e2f11bc92f3123c86c"},"schema_version":"1.0","source":{"id":"2607.28121","kind":"arxiv","version":1}},"canonical_sha256":"3f4a132a6a72541f62154598c1f0da997366a16099dc89f4e9b3185de1c7cb49","receipt":{"builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f4a132a6a72541f62154598c1f0da997366a16099dc89f4e9b3185de1c7cb49","first_computed_at":"2026-07-31T01:35:48.741928Z","kind":"pith_receipt","last_reissued_at":"2026-07-31T01:35:48.741928Z","receipt_version":"0.3","signature_status":"unsigned_v0"},"source_id":"2607.28121","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a888f81d952c911d8f1c4db6f2878583302a446edf19cc3d9347eba245ca4cb2","sha256:9fa00da66d393f64e45f1f1cc87a1642da39cd337d2412fbe5038a2148e8641f","sha256:52c1efe994b235cc8e48a26d1b35c7cd6b349b86f0bc2b28686aee02e10a37ff"],"state_sha256":"44c562a26112fbf67805d504db60c6a3ad7ecdc3b0a0cfb03a75b2a11f1d12ce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3Nr3QitrUbKa+7umIlqsSfqZEjPa5u/D3KgOOPoLKzVVhCCifqUr6bIjJMMuxWLysevwgnsOhlqAa9YK2vhdCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T01:30:51.189593Z","bundle_sha256":"645ae06282d3263a69e9709cce426a13fd39f2264045319903ff80e87ec31727"}}