{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:KXUP6J6WK4HZOU7QNW2MQKLY5B","short_pith_number":"pith:KXUP6J6W","schema_version":"1.0","canonical_sha256":"55e8ff27d6570f9753f06db4c82978e860044b37b5c452beb5145008de85a16c","source":{"kind":"arxiv","id":"2607.06366","version":1},"attestation_state":"computed","paper":{"title":"A generalised microbial cell model for methane biosignature predictions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Arwen E. Nicholson, Nathan J. Mayne","submitted_at":"2026-07-07T15:01:57Z","abstract_excerpt":"The majority of potentially habitable planets detected to date are likely quite different to Earth, for example, being larger in radius and mass, differing rotation rates and with host star spectra unlike the Sun. Therefore the first alien life detected will potentially be living in conditions not found on our planet. This necessitates a generalised approach to modelling biology that can be applied to numerous planetary scenarios, built on fundamental knowledge of life on Earth, but not limited by it. Here, we explore a generalised model of a microbial cell, whose metabolic rate is governed by"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2607.06366","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-07-07T15:01:57Z","cross_cats_sorted":[],"title_canon_sha256":"efbc9a868c3e678245de2b4b654a439ccef439f614045cb913acaea2c285205a","abstract_canon_sha256":"41060c8c807681d92f1c643b0db2b3c3a5bd2f0248f5bfaf0738b88e0c335566"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-08T01:19:23.484671Z","signature_b64":"ehWjl6arjlVMLhJLnDVu7xX/zSEHMrXse38q/DFjTHVlVwRW/Ssk9Khs/Vii3/ozqq7/hOvre6CADa7Vygr/BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55e8ff27d6570f9753f06db4c82978e860044b37b5c452beb5145008de85a16c","last_reissued_at":"2026-07-08T01:19:23.484231Z","signature_status":"signed_v1","first_computed_at":"2026-07-08T01:19:23.484231Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A generalised microbial cell model for methane biosignature predictions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Arwen E. Nicholson, Nathan J. Mayne","submitted_at":"2026-07-07T15:01:57Z","abstract_excerpt":"The majority of potentially habitable planets detected to date are likely quite different to Earth, for example, being larger in radius and mass, differing rotation rates and with host star spectra unlike the Sun. Therefore the first alien life detected will potentially be living in conditions not found on our planet. This necessitates a generalised approach to modelling biology that can be applied to numerous planetary scenarios, built on fundamental knowledge of life on Earth, but not limited by it. Here, we explore a generalised model of a microbial cell, whose metabolic rate is governed by"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.06366","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/2607.06366/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2607.06366","created_at":"2026-07-08T01:19:23.484291+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.06366v1","created_at":"2026-07-08T01:19:23.484291+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.06366","created_at":"2026-07-08T01:19:23.484291+00:00"},{"alias_kind":"pith_short_12","alias_value":"KXUP6J6WK4HZ","created_at":"2026-07-08T01:19:23.484291+00:00"},{"alias_kind":"pith_short_16","alias_value":"KXUP6J6WK4HZOU7Q","created_at":"2026-07-08T01:19:23.484291+00:00"},{"alias_kind":"pith_short_8","alias_value":"KXUP6J6W","created_at":"2026-07-08T01:19:23.484291+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B","json":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B.json","graph_json":"https://pith.science/api/pith-number/KXUP6J6WK4HZOU7QNW2MQKLY5B/graph.json","events_json":"https://pith.science/api/pith-number/KXUP6J6WK4HZOU7QNW2MQKLY5B/events.json","paper":"https://pith.science/paper/KXUP6J6W"},"agent_actions":{"view_html":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B","download_json":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B.json","view_paper":"https://pith.science/paper/KXUP6J6W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.06366&json=true","fetch_graph":"https://pith.science/api/pith-number/KXUP6J6WK4HZOU7QNW2MQKLY5B/graph.json","fetch_events":"https://pith.science/api/pith-number/KXUP6J6WK4HZOU7QNW2MQKLY5B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B/action/storage_attestation","attest_author":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B/action/author_attestation","sign_citation":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B/action/citation_signature","submit_replication":"https://pith.science/pith/KXUP6J6WK4HZOU7QNW2MQKLY5B/action/replication_record"}},"created_at":"2026-07-08T01:19:23.484291+00:00","updated_at":"2026-07-08T01:19:23.484291+00:00"}