{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:ZCOPKM3NLUM34RCYTBKMVJDRJH","short_pith_number":"pith:ZCOPKM3N","canonical_record":{"source":{"id":"2007.03334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-07T10:45:49Z","cross_cats_sorted":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"title_canon_sha256":"e3bf266dd7b4888510d5d4c744f1a51bf0ec4f216748ec0ff33bb77543337935","abstract_canon_sha256":"229637ed89462ce33f299a8783f8e21fd79f9a9a0ab2e358f17ace762e675213"},"schema_version":"1.0"},"canonical_sha256":"c89cf5336d5d19be44589854caa47149f6a569eff60d36c6846c21801395c8a7","source":{"kind":"arxiv","id":"2007.03334","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.03334","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"arxiv_version","alias_value":"2007.03334v1","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.03334","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZCOPKM3NLUM3","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_16","alias_value":"ZCOPKM3NLUM34RCY","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_8","alias_value":"ZCOPKM3N","created_at":"2026-07-05T01:24:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:ZCOPKM3NLUM34RCYTBKMVJDRJH","target":"record","payload":{"canonical_record":{"source":{"id":"2007.03334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-07T10:45:49Z","cross_cats_sorted":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"title_canon_sha256":"e3bf266dd7b4888510d5d4c744f1a51bf0ec4f216748ec0ff33bb77543337935","abstract_canon_sha256":"229637ed89462ce33f299a8783f8e21fd79f9a9a0ab2e358f17ace762e675213"},"schema_version":"1.0"},"canonical_sha256":"c89cf5336d5d19be44589854caa47149f6a569eff60d36c6846c21801395c8a7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:24:38.836720Z","signature_b64":"OaUHtjG5dx06XZQIkiDtzCKZdO4jdWSknbUvlk7UR3EZwsfSb4OZwmvpuPHeTmKDf517FcDOuP6S3/JPsKa/BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c89cf5336d5d19be44589854caa47149f6a569eff60d36c6846c21801395c8a7","last_reissued_at":"2026-07-05T01:24:38.836273Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:24:38.836273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.03334","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":"2026-07-05T01:24:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K2DgMwCpZdXjCtY2G1SWtDYK9kRuthCKrm1RR1+OLztdCb2Csp1KYSKfCA1Y3238Hb4dDNgmBC98wQT7Wu1gAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T12:44:33.837061Z"},"content_sha256":"653b61e240dde74a8fd2193aeec889f5cde728b1687303147edfa9f0f550d23d","schema_version":"1.0","event_id":"sha256:653b61e240dde74a8fd2193aeec889f5cde728b1687303147edfa9f0f550d23d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:ZCOPKM3NLUM34RCYTBKMVJDRJH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A review of possible planetary atmospheres in the TRAPPIST-1 system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"primary_cat":"astro-ph.EP","authors_text":"Brice-Olivier Demory, Emeline Bolmont, Eric T. Wolf, James Owen, J\\'er\\'emy leconte, Martin Turbet, Vincent Bourrier","submitted_at":"2020-07-07T10:45:49Z","abstract_excerpt":"TRAPPIST-1 is a fantastic nearby (~39.14 light years) planetary system made of at least seven transiting terrestrial-size, terrestrial-mass planets all receiving a moderate amount of irradiation. To date, this is the most observationally favourable system of potentially habitable planets. Since the announcement of the discovery of TRAPPIST-1 planets in 2016, a growing number of techniques and approaches have been used and proposed to reveal its true nature. Here we have compiled a state-of-the-art overview of all the observational and theoretical constraints that have been obtained so far usin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.03334","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/2007.03334/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":"2026-07-05T01:24:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Wk/k21aQSq/dsBWZ9hodCoUKwlCzyKR5ZhkEUYfy2c0xlNrNUqbvdE/n4A8eaAx4o3eSTVWda1WCQNQxb7PBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T12:44:33.839057Z"},"content_sha256":"d00e20e8050ec642b8bd9264f317729b8c8f0cc8bc0f28ab9e2ccc4e3655611c","schema_version":"1.0","event_id":"sha256:d00e20e8050ec642b8bd9264f317729b8c8f0cc8bc0f28ab9e2ccc4e3655611c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/bundle.json","state_url":"https://pith.science/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/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":"2026-08-10T12:44:33Z","links":{"resolver":"https://pith.science/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH","bundle":"https://pith.science/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/bundle.json","state":"https://pith.science/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZCOPKM3NLUM34RCYTBKMVJDRJH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ZCOPKM3NLUM34RCYTBKMVJDRJH","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":"229637ed89462ce33f299a8783f8e21fd79f9a9a0ab2e358f17ace762e675213","cross_cats_sorted":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-07T10:45:49Z","title_canon_sha256":"e3bf266dd7b4888510d5d4c744f1a51bf0ec4f216748ec0ff33bb77543337935"},"schema_version":"1.0","source":{"id":"2007.03334","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.03334","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"arxiv_version","alias_value":"2007.03334v1","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.03334","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_12","alias_value":"ZCOPKM3NLUM3","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_16","alias_value":"ZCOPKM3NLUM34RCY","created_at":"2026-07-05T01:24:38Z"},{"alias_kind":"pith_short_8","alias_value":"ZCOPKM3N","created_at":"2026-07-05T01:24:38Z"}],"graph_snapshots":[{"event_id":"sha256:d00e20e8050ec642b8bd9264f317729b8c8f0cc8bc0f28ab9e2ccc4e3655611c","target":"graph","created_at":"2026-07-05T01:24:38Z","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/2007.03334/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"TRAPPIST-1 is a fantastic nearby (~39.14 light years) planetary system made of at least seven transiting terrestrial-size, terrestrial-mass planets all receiving a moderate amount of irradiation. To date, this is the most observationally favourable system of potentially habitable planets. Since the announcement of the discovery of TRAPPIST-1 planets in 2016, a growing number of techniques and approaches have been used and proposed to reveal its true nature. Here we have compiled a state-of-the-art overview of all the observational and theoretical constraints that have been obtained so far usin","authors_text":"Brice-Olivier Demory, Emeline Bolmont, Eric T. Wolf, James Owen, J\\'er\\'emy leconte, Martin Turbet, Vincent Bourrier","cross_cats":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-07T10:45:49Z","title":"A review of possible planetary atmospheres in the TRAPPIST-1 system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.03334","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":"sha256:653b61e240dde74a8fd2193aeec889f5cde728b1687303147edfa9f0f550d23d","target":"record","created_at":"2026-07-05T01:24:38Z","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":"229637ed89462ce33f299a8783f8e21fd79f9a9a0ab2e358f17ace762e675213","cross_cats_sorted":["astro-ph.IM","astro-ph.SR","physics.ao-ph","physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-07T10:45:49Z","title_canon_sha256":"e3bf266dd7b4888510d5d4c744f1a51bf0ec4f216748ec0ff33bb77543337935"},"schema_version":"1.0","source":{"id":"2007.03334","kind":"arxiv","version":1}},"canonical_sha256":"c89cf5336d5d19be44589854caa47149f6a569eff60d36c6846c21801395c8a7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c89cf5336d5d19be44589854caa47149f6a569eff60d36c6846c21801395c8a7","first_computed_at":"2026-07-05T01:24:38.836273Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:24:38.836273Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OaUHtjG5dx06XZQIkiDtzCKZdO4jdWSknbUvlk7UR3EZwsfSb4OZwmvpuPHeTmKDf517FcDOuP6S3/JPsKa/BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:24:38.836720Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.03334","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:653b61e240dde74a8fd2193aeec889f5cde728b1687303147edfa9f0f550d23d","sha256:d00e20e8050ec642b8bd9264f317729b8c8f0cc8bc0f28ab9e2ccc4e3655611c"],"state_sha256":"0e07a7b0996fc647f154270f3b5b0b4a11a93355bc5f3a007369ab50b9ec6751"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XTjybrFOPjs0TudkG5BghIQ6iNF3VeTEkHbPCiliKAF+oKGXyzGwPlQM5Sqsye5pXRdNQ+wnNhaqWqBQ1zLXDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T12:44:33.844796Z","bundle_sha256":"f2d954ff6358a51afc567d0d1b99c6127aa581ee879e6728d794dc897207da67"}}