{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:V2ZNAYRGMNFC4YDEZW4KAO3HFE","short_pith_number":"pith:V2ZNAYRG","canonical_record":{"source":{"id":"1009.5814","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T09:22:28Z","cross_cats_sorted":[],"title_canon_sha256":"2b96efa364ea9cf37daa8721903744066c1386d243642286de39c8420551566b","abstract_canon_sha256":"0f9c1aff424a12de3e200d519293072e0f9aedec5cd310399346b488549b142c"},"schema_version":"1.0"},"canonical_sha256":"aeb2d06226634a2e6064cdb8a03b672939039cda5aa81774f920c19920253301","source":{"kind":"arxiv","id":"1009.5814","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5814","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5814v2","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5814","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"pith_short_12","alias_value":"V2ZNAYRGMNFC","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"V2ZNAYRGMNFC4YDE","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"V2ZNAYRG","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:V2ZNAYRGMNFC4YDEZW4KAO3HFE","target":"record","payload":{"canonical_record":{"source":{"id":"1009.5814","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T09:22:28Z","cross_cats_sorted":[],"title_canon_sha256":"2b96efa364ea9cf37daa8721903744066c1386d243642286de39c8420551566b","abstract_canon_sha256":"0f9c1aff424a12de3e200d519293072e0f9aedec5cd310399346b488549b142c"},"schema_version":"1.0"},"canonical_sha256":"aeb2d06226634a2e6064cdb8a03b672939039cda5aa81774f920c19920253301","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:23:48.123957Z","signature_b64":"kymOTePJsJzqsHWrx9m6sK0FaNX15znrw/Ys3UUqpjsVeEcyyZTyWZfX4OgxrSl2H8BVHcGUjXrP6fge0PjBCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aeb2d06226634a2e6064cdb8a03b672939039cda5aa81774f920c19920253301","last_reissued_at":"2026-05-18T02:23:48.123250Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:23:48.123250Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.5814","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:23:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L7kaWgc1eTkfpQ+CFGKX3ZS1cf05fk3f4UxZ7cJDNi9JIyDacB5tNxgL/DGnyFeSTPw765rjEZ8/gMbTeh/2Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:13:47.701070Z"},"content_sha256":"7b04ae8826a6595657676a984b651d3dd15972c1533f0279a3a7b93bcb22e1de","schema_version":"1.0","event_id":"sha256:7b04ae8826a6595657676a984b651d3dd15972c1533f0279a3a7b93bcb22e1de"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:V2ZNAYRGMNFC4YDEZW4KAO3HFE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The extrasolar planet GL 581 d: A potentially habitable planet?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A.B.C. Patzer, B. Stracke, D. Kitzmann, H. Rauer, J.L. Grenfell, M. Godolt, P. Hedelt, P. von Paris, S. Gebauer","submitted_at":"2010-09-29T09:22:28Z","abstract_excerpt":"The planetary system around the M star Gliese 581 contains at least three close-in potentially low-mass planets, GL 581 c, d, and e. In order to address the question of the habitability of GL 581 d, we performed detailed atmospheric modeling studies for several planetary scenarios. A 1D radiative-convective model was used to calculate temperature and pressure profiles of model atmospheres, assumed to be composed of molecular nitrogen, water, and carbon dioxide. The model allows for changing surface pressures caused by evaporation/condensation of water and carbon dioxide. Furthermore, the treat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5814","kind":"arxiv","version":2},"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":"2026-05-18T02:23:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ivlp6myWUdbSFQIodELxYJn1AXHIbZuI6gsVfS1qe4EulyIqG3CHa5JP1Q2KSXczLUeISMGmS7jz2cjOWTOtBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:13:47.701780Z"},"content_sha256":"40315e4e8b73bedddc2ff7204eb49ccab12da769482f49648d4cde4ca2787189","schema_version":"1.0","event_id":"sha256:40315e4e8b73bedddc2ff7204eb49ccab12da769482f49648d4cde4ca2787189"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/bundle.json","state_url":"https://pith.science/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/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":"2026-05-31T00:13:47Z","links":{"resolver":"https://pith.science/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE","bundle":"https://pith.science/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/bundle.json","state":"https://pith.science/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V2ZNAYRGMNFC4YDEZW4KAO3HFE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:V2ZNAYRGMNFC4YDEZW4KAO3HFE","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":"0f9c1aff424a12de3e200d519293072e0f9aedec5cd310399346b488549b142c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T09:22:28Z","title_canon_sha256":"2b96efa364ea9cf37daa8721903744066c1386d243642286de39c8420551566b"},"schema_version":"1.0","source":{"id":"1009.5814","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.5814","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"arxiv_version","alias_value":"1009.5814v2","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.5814","created_at":"2026-05-18T02:23:48Z"},{"alias_kind":"pith_short_12","alias_value":"V2ZNAYRGMNFC","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"V2ZNAYRGMNFC4YDE","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"V2ZNAYRG","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:40315e4e8b73bedddc2ff7204eb49ccab12da769482f49648d4cde4ca2787189","target":"graph","created_at":"2026-05-18T02:23:48Z","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"},"paper":{"abstract_excerpt":"The planetary system around the M star Gliese 581 contains at least three close-in potentially low-mass planets, GL 581 c, d, and e. In order to address the question of the habitability of GL 581 d, we performed detailed atmospheric modeling studies for several planetary scenarios. A 1D radiative-convective model was used to calculate temperature and pressure profiles of model atmospheres, assumed to be composed of molecular nitrogen, water, and carbon dioxide. The model allows for changing surface pressures caused by evaporation/condensation of water and carbon dioxide. Furthermore, the treat","authors_text":"A.B.C. Patzer, B. Stracke, D. Kitzmann, H. Rauer, J.L. Grenfell, M. Godolt, P. Hedelt, P. von Paris, S. Gebauer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T09:22:28Z","title":"The extrasolar planet GL 581 d: A potentially habitable planet?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.5814","kind":"arxiv","version":2},"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":"sha256:7b04ae8826a6595657676a984b651d3dd15972c1533f0279a3a7b93bcb22e1de","target":"record","created_at":"2026-05-18T02:23:48Z","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":"0f9c1aff424a12de3e200d519293072e0f9aedec5cd310399346b488549b142c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2010-09-29T09:22:28Z","title_canon_sha256":"2b96efa364ea9cf37daa8721903744066c1386d243642286de39c8420551566b"},"schema_version":"1.0","source":{"id":"1009.5814","kind":"arxiv","version":2}},"canonical_sha256":"aeb2d06226634a2e6064cdb8a03b672939039cda5aa81774f920c19920253301","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aeb2d06226634a2e6064cdb8a03b672939039cda5aa81774f920c19920253301","first_computed_at":"2026-05-18T02:23:48.123250Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:23:48.123250Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kymOTePJsJzqsHWrx9m6sK0FaNX15znrw/Ys3UUqpjsVeEcyyZTyWZfX4OgxrSl2H8BVHcGUjXrP6fge0PjBCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:23:48.123957Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.5814","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7b04ae8826a6595657676a984b651d3dd15972c1533f0279a3a7b93bcb22e1de","sha256:40315e4e8b73bedddc2ff7204eb49ccab12da769482f49648d4cde4ca2787189"],"state_sha256":"02c09e32f8c1953864ae8512bcb399d5193a8d8e0b4fcbf6a8c690d0df939ea5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WjrcW64X9fsX6ud7wWfhanxiGMQuIcdnygfdDyH6wPMmd9rvUVxl0K6ukaE12XGi2MMN916oCTRKXyhz3Rp4BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T00:13:47.705706Z","bundle_sha256":"d41ccf0b3cd91d8be1a6505e4138ceb058d8bef4fb0d0b68d30339406411965a"}}