{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:KT6H75KFHEAIUDA6QNJM5QPADC","short_pith_number":"pith:KT6H75KF","canonical_record":{"source":{"id":"1411.0540","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-03T16:01:33Z","cross_cats_sorted":[],"title_canon_sha256":"3f144efcfec8d4b8db0c93178e22858bce188a2f64e9e2e9588cd670335fc8c7","abstract_canon_sha256":"156500791f65efd64a3c0f6fb6b781309779adc3b5dd8dc2ba14bd96f78d476e"},"schema_version":"1.0"},"canonical_sha256":"54fc7ff54539008a0c1e8352cec1e018934070bc0bf15979daee15e3743508e4","source":{"kind":"arxiv","id":"1411.0540","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.0540","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"arxiv_version","alias_value":"1411.0540v1","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.0540","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"pith_short_12","alias_value":"KT6H75KFHEAI","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KT6H75KFHEAIUDA6","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KT6H75KF","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:KT6H75KFHEAIUDA6QNJM5QPADC","target":"record","payload":{"canonical_record":{"source":{"id":"1411.0540","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-03T16:01:33Z","cross_cats_sorted":[],"title_canon_sha256":"3f144efcfec8d4b8db0c93178e22858bce188a2f64e9e2e9588cd670335fc8c7","abstract_canon_sha256":"156500791f65efd64a3c0f6fb6b781309779adc3b5dd8dc2ba14bd96f78d476e"},"schema_version":"1.0"},"canonical_sha256":"54fc7ff54539008a0c1e8352cec1e018934070bc0bf15979daee15e3743508e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:35.881639Z","signature_b64":"MEmJkrf3voeM6jc3ehILXgfsMQWI3gVYm/bXnnHCu+7HKJerYa9bSmNXR0La3Pef/UDn+XUULAFJf1HSLzJEAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54fc7ff54539008a0c1e8352cec1e018934070bc0bf15979daee15e3743508e4","last_reissued_at":"2026-05-18T01:41:35.881053Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:35.881053Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.0540","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":"2026-05-18T01:41:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yXwzQ0b7RIB9/eDGZfi13puHgF7nV7CjXk5nS8uY0kJH8DN2pJkXO0gpK75v9uoaSqvswv6s5uOiGMv/GS5VBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:23:38.604737Z"},"content_sha256":"cdac5669a32288864e79bf68cc9be7beed1fbfec0aadfa4dfb328d1122bc827c","schema_version":"1.0","event_id":"sha256:cdac5669a32288864e79bf68cc9be7beed1fbfec0aadfa4dfb328d1122bc827c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:KT6H75KFHEAIUDA6QNJM5QPADC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Water Trapping on Tidally Locked Terrestrial Planets Requires Special Conditions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Dorian S. Abbot, Jun Yang, Yonggang Liu, Yongyun Hu","submitted_at":"2014-11-03T16:01:33Z","abstract_excerpt":"Surface liquid water is essential for standard planetary habitability. Calculations of atmospheric circulation on tidally locked planets around M stars suggest that this peculiar orbital configuration lends itself to the trapping of large amounts of water in kilometers-thick ice on the night side, potentially removing all liquid water from the day side where photosynthesis is possible. We study this problem using a global climate model including coupled atmosphere, ocean, land, and sea-ice components as well as a continental ice sheet model driven by the climate model output. For a waterworld "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.0540","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":""},"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":"2026-05-18T01:41:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"20lcs4//fUIXXtGleoZ4ch78rfN0cQhWKpnUypMO+8wsLtM6+Q479vctAWosv+lwgUxWF9sFMaYnvvO08xZXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:23:38.605459Z"},"content_sha256":"f2e8efc1ecf1fe7a894c048ab662181f564aa68370fc65b6b56d347d7695df88","schema_version":"1.0","event_id":"sha256:f2e8efc1ecf1fe7a894c048ab662181f564aa68370fc65b6b56d347d7695df88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KT6H75KFHEAIUDA6QNJM5QPADC/bundle.json","state_url":"https://pith.science/pith/KT6H75KFHEAIUDA6QNJM5QPADC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KT6H75KFHEAIUDA6QNJM5QPADC/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":"2026-05-27T19:23:38Z","links":{"resolver":"https://pith.science/pith/KT6H75KFHEAIUDA6QNJM5QPADC","bundle":"https://pith.science/pith/KT6H75KFHEAIUDA6QNJM5QPADC/bundle.json","state":"https://pith.science/pith/KT6H75KFHEAIUDA6QNJM5QPADC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KT6H75KFHEAIUDA6QNJM5QPADC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:KT6H75KFHEAIUDA6QNJM5QPADC","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":"156500791f65efd64a3c0f6fb6b781309779adc3b5dd8dc2ba14bd96f78d476e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-03T16:01:33Z","title_canon_sha256":"3f144efcfec8d4b8db0c93178e22858bce188a2f64e9e2e9588cd670335fc8c7"},"schema_version":"1.0","source":{"id":"1411.0540","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.0540","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"arxiv_version","alias_value":"1411.0540v1","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.0540","created_at":"2026-05-18T01:41:35Z"},{"alias_kind":"pith_short_12","alias_value":"KT6H75KFHEAI","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"KT6H75KFHEAIUDA6","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"KT6H75KF","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:f2e8efc1ecf1fe7a894c048ab662181f564aa68370fc65b6b56d347d7695df88","target":"graph","created_at":"2026-05-18T01:41:35Z","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"},"paper":{"abstract_excerpt":"Surface liquid water is essential for standard planetary habitability. Calculations of atmospheric circulation on tidally locked planets around M stars suggest that this peculiar orbital configuration lends itself to the trapping of large amounts of water in kilometers-thick ice on the night side, potentially removing all liquid water from the day side where photosynthesis is possible. We study this problem using a global climate model including coupled atmosphere, ocean, land, and sea-ice components as well as a continental ice sheet model driven by the climate model output. For a waterworld ","authors_text":"Dorian S. Abbot, Jun Yang, Yonggang Liu, Yongyun Hu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-03T16:01:33Z","title":"Water Trapping on Tidally Locked Terrestrial Planets Requires Special Conditions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.0540","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:cdac5669a32288864e79bf68cc9be7beed1fbfec0aadfa4dfb328d1122bc827c","target":"record","created_at":"2026-05-18T01:41:35Z","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":"156500791f65efd64a3c0f6fb6b781309779adc3b5dd8dc2ba14bd96f78d476e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2014-11-03T16:01:33Z","title_canon_sha256":"3f144efcfec8d4b8db0c93178e22858bce188a2f64e9e2e9588cd670335fc8c7"},"schema_version":"1.0","source":{"id":"1411.0540","kind":"arxiv","version":1}},"canonical_sha256":"54fc7ff54539008a0c1e8352cec1e018934070bc0bf15979daee15e3743508e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54fc7ff54539008a0c1e8352cec1e018934070bc0bf15979daee15e3743508e4","first_computed_at":"2026-05-18T01:41:35.881053Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:35.881053Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MEmJkrf3voeM6jc3ehILXgfsMQWI3gVYm/bXnnHCu+7HKJerYa9bSmNXR0La3Pef/UDn+XUULAFJf1HSLzJEAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:35.881639Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.0540","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cdac5669a32288864e79bf68cc9be7beed1fbfec0aadfa4dfb328d1122bc827c","sha256:f2e8efc1ecf1fe7a894c048ab662181f564aa68370fc65b6b56d347d7695df88"],"state_sha256":"340d301ef66f858b4f40a599b45410a4c035f00f90f6b07f2b2f3450c6915992"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mkwqCGUv9URJS9ms0bhXzBndTz8wIx3sseR7XwzeXG5mrttqlJgRKhaANg1pavZZCsYLwFx8JAmpOlEFCKTdBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T19:23:38.610122Z","bundle_sha256":"cc03def9fb562b0878d260082d85f110148cd65193ec15bb1caeaa66ea56a648"}}