{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:EUSGKFHTJDLAXRSWJNL5ZZL5FK","short_pith_number":"pith:EUSGKFHT","canonical_record":{"source":{"id":"2409.13438","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-09-20T12:01:55Z","cross_cats_sorted":[],"title_canon_sha256":"811a04257c4d9b9e45be96ae57d1cf16ad3781308fd5694a576a0efe09ae5fe4","abstract_canon_sha256":"d85dbbf305603534d8fc052f5b53078d00e8a0f5984dece4aa0296c99a748863"},"schema_version":"1.0"},"canonical_sha256":"25246514f348d60bc6564b57dce57d2aa0e473a0953b823d0a12b9553d03d53c","source":{"kind":"arxiv","id":"2409.13438","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.13438","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"2409.13438v1","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.13438","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"EUSGKFHTJDLA","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_16","alias_value":"EUSGKFHTJDLAXRSW","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_8","alias_value":"EUSGKFHT","created_at":"2026-07-05T09:09:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:EUSGKFHTJDLAXRSWJNL5ZZL5FK","target":"record","payload":{"canonical_record":{"source":{"id":"2409.13438","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-09-20T12:01:55Z","cross_cats_sorted":[],"title_canon_sha256":"811a04257c4d9b9e45be96ae57d1cf16ad3781308fd5694a576a0efe09ae5fe4","abstract_canon_sha256":"d85dbbf305603534d8fc052f5b53078d00e8a0f5984dece4aa0296c99a748863"},"schema_version":"1.0"},"canonical_sha256":"25246514f348d60bc6564b57dce57d2aa0e473a0953b823d0a12b9553d03d53c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:09:35.432179Z","signature_b64":"JKcPc2kdjgijeAW4xoDgsgcvqHpVHaTwG8mCncsx9eYmvhvuYL3IFb+gO+4+rtpppeLFr6GfszNQZf03a1+mCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"25246514f348d60bc6564b57dce57d2aa0e473a0953b823d0a12b9553d03d53c","last_reissued_at":"2026-07-05T09:09:35.431622Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:09:35.431622Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.13438","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":"2026-07-05T09:09:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ob4LJDUM1sd2SdIuduQt33ZfcC9aOs7NQ+nkoQJhCPUsNlBMHBzNWMUgGF6lvsmdXEC8lehg9F8seLcBldh8CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T23:39:42.837427Z"},"content_sha256":"4bb24109ca04aa6ff68e34d5501fa64c320533e35748aa3312b92ab3792d20dc","schema_version":"1.0","event_id":"sha256:4bb24109ca04aa6ff68e34d5501fa64c320533e35748aa3312b92ab3792d20dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:EUSGKFHTJDLAXRSWJNL5ZZL5FK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Venus Phosphine: Updates and lessons learned","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"David L. Clements","submitted_at":"2024-09-20T12:01:55Z","abstract_excerpt":"The discovery of phosphine in Venus' atmosphere provides lessons for the search for life. The detection has survived all challenges and has acquired independent support from archival data from PVP. The presence of phosphine in Venus' oxidising environment is perplexing, and comprehensive studies rule out all known abiotic sources. More data is needed to understand the origin of phosphine, leading to JCMT-Venus, a long term atmospheric monitoring programme. This can find how phosphine varies in relation to other species providing clues to its origin. We present the latest JCMT-Venus results. Th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.13438","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/2409.13438/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":"2026-07-05T09:09:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nsNpGIbqfo+e0k05gYcnvippQICWg/BVawtsrcBgwuKS4URpXZSgE/fXLZalatEsC0dqDPyeb0/sKysF6ZT7CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T23:39:42.837971Z"},"content_sha256":"f9cbd5bba51a177322a898e70b1c8dc41f33b2d26471e95fa954f1c0b9847a17","schema_version":"1.0","event_id":"sha256:f9cbd5bba51a177322a898e70b1c8dc41f33b2d26471e95fa954f1c0b9847a17"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/bundle.json","state_url":"https://pith.science/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/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":"2026-08-17T23:39:42Z","links":{"resolver":"https://pith.science/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK","bundle":"https://pith.science/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/bundle.json","state":"https://pith.science/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EUSGKFHTJDLAXRSWJNL5ZZL5FK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:EUSGKFHTJDLAXRSWJNL5ZZL5FK","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":"d85dbbf305603534d8fc052f5b53078d00e8a0f5984dece4aa0296c99a748863","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-09-20T12:01:55Z","title_canon_sha256":"811a04257c4d9b9e45be96ae57d1cf16ad3781308fd5694a576a0efe09ae5fe4"},"schema_version":"1.0","source":{"id":"2409.13438","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.13438","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"2409.13438v1","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.13438","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"EUSGKFHTJDLA","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_16","alias_value":"EUSGKFHTJDLAXRSW","created_at":"2026-07-05T09:09:35Z"},{"alias_kind":"pith_short_8","alias_value":"EUSGKFHT","created_at":"2026-07-05T09:09:35Z"}],"graph_snapshots":[{"event_id":"sha256:f9cbd5bba51a177322a898e70b1c8dc41f33b2d26471e95fa954f1c0b9847a17","target":"graph","created_at":"2026-07-05T09:09:35Z","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/2409.13438/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The discovery of phosphine in Venus' atmosphere provides lessons for the search for life. The detection has survived all challenges and has acquired independent support from archival data from PVP. The presence of phosphine in Venus' oxidising environment is perplexing, and comprehensive studies rule out all known abiotic sources. More data is needed to understand the origin of phosphine, leading to JCMT-Venus, a long term atmospheric monitoring programme. This can find how phosphine varies in relation to other species providing clues to its origin. We present the latest JCMT-Venus results. Th","authors_text":"David L. Clements","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-09-20T12:01:55Z","title":"Venus Phosphine: Updates and lessons learned"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.13438","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":"sha256:4bb24109ca04aa6ff68e34d5501fa64c320533e35748aa3312b92ab3792d20dc","target":"record","created_at":"2026-07-05T09:09:35Z","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":"d85dbbf305603534d8fc052f5b53078d00e8a0f5984dece4aa0296c99a748863","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-09-20T12:01:55Z","title_canon_sha256":"811a04257c4d9b9e45be96ae57d1cf16ad3781308fd5694a576a0efe09ae5fe4"},"schema_version":"1.0","source":{"id":"2409.13438","kind":"arxiv","version":1}},"canonical_sha256":"25246514f348d60bc6564b57dce57d2aa0e473a0953b823d0a12b9553d03d53c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"25246514f348d60bc6564b57dce57d2aa0e473a0953b823d0a12b9553d03d53c","first_computed_at":"2026-07-05T09:09:35.431622Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:09:35.431622Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JKcPc2kdjgijeAW4xoDgsgcvqHpVHaTwG8mCncsx9eYmvhvuYL3IFb+gO+4+rtpppeLFr6GfszNQZf03a1+mCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:09:35.432179Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.13438","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4bb24109ca04aa6ff68e34d5501fa64c320533e35748aa3312b92ab3792d20dc","sha256:f9cbd5bba51a177322a898e70b1c8dc41f33b2d26471e95fa954f1c0b9847a17"],"state_sha256":"c93322f94f81b01d4a06632a717d8c0c83d30b6509a8c9f6c16e84b97351082d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UbCFQb3dZzy3T3TavQ3vg0veZYr1hPpPqvaytgi5TDlOAdlNNjMkt/8BVn5WfWUUp/cQII0MyT13Tmf9oXl5Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T23:39:42.843163Z","bundle_sha256":"0c32ab8266d3dd4f9288ce6150477f94610eb928e1f44bc1c15a69dda9c47671"}}