{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:G4TLS5HDJE7TKPX42PJE6FZ6F3","short_pith_number":"pith:G4TLS5HD","canonical_record":{"source":{"id":"1801.04150","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-01-12T12:40:37Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"aed68b58fee571b9c80cc220ce6a3f8200879a16b8bcf6a42e1898429b86caa0","abstract_canon_sha256":"601fd4454d68a4481ae7e1b3a488eef1ff8b1fad36bf38f698351f0909ef4311"},"schema_version":"1.0"},"canonical_sha256":"3726b974e3493f353efcd3d24f173e2ecefddcd8612f9c8082698394b933b342","source":{"kind":"arxiv","id":"1801.04150","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.04150","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"arxiv_version","alias_value":"1801.04150v3","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.04150","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"pith_short_12","alias_value":"G4TLS5HDJE7T","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"G4TLS5HDJE7TKPX4","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"G4TLS5HD","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:G4TLS5HDJE7TKPX42PJE6FZ6F3","target":"record","payload":{"canonical_record":{"source":{"id":"1801.04150","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-01-12T12:40:37Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"aed68b58fee571b9c80cc220ce6a3f8200879a16b8bcf6a42e1898429b86caa0","abstract_canon_sha256":"601fd4454d68a4481ae7e1b3a488eef1ff8b1fad36bf38f698351f0909ef4311"},"schema_version":"1.0"},"canonical_sha256":"3726b974e3493f353efcd3d24f173e2ecefddcd8612f9c8082698394b933b342","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:48.706445Z","signature_b64":"vV/2kInIx9CDFK/YVi9qBY3IodBr3degUbpjnipK2XKDcr5CQAaSImzd9RLdAROLwqwWtPBGJWf+Bnp2p+T6Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3726b974e3493f353efcd3d24f173e2ecefddcd8612f9c8082698394b933b342","last_reissued_at":"2026-05-17T23:57:48.705810Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:48.705810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.04150","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:57:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0krQrorXMGllli+wwLWLrHcsSmj4/70TzHUIL/llJ3Kn3YgfYE9fFPgdRyws4yFCdYo1lTfpOfCRXGGFIwEAAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T05:09:43.853834Z"},"content_sha256":"e10abe971324d583b803684374bc9dfd63a397b9a1162a755ad479823f2d8ef2","schema_version":"1.0","event_id":"sha256:e10abe971324d583b803684374bc9dfd63a397b9a1162a755ad479823f2d8ef2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:G4TLS5HDJE7TKPX42PJE6FZ6F3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Space-based infrared interferometry to study exoplanetary atmospheres","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"A. Garcia Munoz, A. Glasse, A. L\\'eger, B. Biller, B. Mennesson, C. Beichman, C. Eiroa, D. Defr\\`ere, E. Villaver, F. Selsis, F. Tian, G. Martin, G. Micela, H. Rauer, J.L. Grenfell, J. Surdej, K. Ergenzinger, L. Labadie, M. Fridlund, M. Gillon, M. Godolt, M. Wyatt, N.C. Santos, O. Absil, P.J. Wheatley, R. Liseau, S. Ertel, S. Kraus, S. Lacour, S. Minardi, S.P. Quanz, S. Rinehart, W.C. Danchi","submitted_at":"2018-01-12T12:40:37Z","abstract_excerpt":"The quest for other habitable worlds and the search for life among them are major goals of modern astronomy. One way to make progress towards these goals is to obtain high-quality spectra of a large number of exoplanets over a broad range of wavelengths. While concepts currently investigated in the United States are focused on visible/NIR wavelengths, where the planets are probed in reflected light, a compelling alternative to characterize planetary atmospheres is the mid-infrared waveband (5-20~$\\mu$m). Indeed, mid-infrared observations provide key information on the presence of an atmosphere"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.04150","kind":"arxiv","version":3},"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":"2026-05-17T23:57:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G53oXRe6oRmK6NiC5OzPKrmQho9QTMuTi46IChSA0BxQvx+DTrt2TnXPppo3U9elq4mD93LE3jrXr9lkFK0hDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T05:09:43.855049Z"},"content_sha256":"327c98fc45e3ee3f836dea59516dbb4e3ae811c93273d950c97947d562ae4fe8","schema_version":"1.0","event_id":"sha256:327c98fc45e3ee3f836dea59516dbb4e3ae811c93273d950c97947d562ae4fe8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/bundle.json","state_url":"https://pith.science/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/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":"2026-05-20T05:09:43Z","links":{"resolver":"https://pith.science/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3","bundle":"https://pith.science/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/bundle.json","state":"https://pith.science/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G4TLS5HDJE7TKPX42PJE6FZ6F3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:G4TLS5HDJE7TKPX42PJE6FZ6F3","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":"601fd4454d68a4481ae7e1b3a488eef1ff8b1fad36bf38f698351f0909ef4311","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-01-12T12:40:37Z","title_canon_sha256":"aed68b58fee571b9c80cc220ce6a3f8200879a16b8bcf6a42e1898429b86caa0"},"schema_version":"1.0","source":{"id":"1801.04150","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.04150","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"arxiv_version","alias_value":"1801.04150v3","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.04150","created_at":"2026-05-17T23:57:48Z"},{"alias_kind":"pith_short_12","alias_value":"G4TLS5HDJE7T","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"G4TLS5HDJE7TKPX4","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"G4TLS5HD","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:327c98fc45e3ee3f836dea59516dbb4e3ae811c93273d950c97947d562ae4fe8","target":"graph","created_at":"2026-05-17T23:57:48Z","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 quest for other habitable worlds and the search for life among them are major goals of modern astronomy. One way to make progress towards these goals is to obtain high-quality spectra of a large number of exoplanets over a broad range of wavelengths. While concepts currently investigated in the United States are focused on visible/NIR wavelengths, where the planets are probed in reflected light, a compelling alternative to characterize planetary atmospheres is the mid-infrared waveband (5-20~$\\mu$m). Indeed, mid-infrared observations provide key information on the presence of an atmosphere","authors_text":"A. Garcia Munoz, A. Glasse, A. L\\'eger, B. Biller, B. Mennesson, C. Beichman, C. Eiroa, D. Defr\\`ere, E. Villaver, F. Selsis, F. Tian, G. Martin, G. Micela, H. Rauer, J.L. Grenfell, J. Surdej, K. Ergenzinger, L. Labadie, M. Fridlund, M. Gillon, M. Godolt, M. Wyatt, N.C. Santos, O. Absil, P.J. Wheatley, R. Liseau, S. Ertel, S. Kraus, S. Lacour, S. Minardi, S.P. Quanz, S. Rinehart, W.C. Danchi","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-01-12T12:40:37Z","title":"Space-based infrared interferometry to study exoplanetary atmospheres"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.04150","kind":"arxiv","version":3},"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:e10abe971324d583b803684374bc9dfd63a397b9a1162a755ad479823f2d8ef2","target":"record","created_at":"2026-05-17T23:57:48Z","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":"601fd4454d68a4481ae7e1b3a488eef1ff8b1fad36bf38f698351f0909ef4311","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-01-12T12:40:37Z","title_canon_sha256":"aed68b58fee571b9c80cc220ce6a3f8200879a16b8bcf6a42e1898429b86caa0"},"schema_version":"1.0","source":{"id":"1801.04150","kind":"arxiv","version":3}},"canonical_sha256":"3726b974e3493f353efcd3d24f173e2ecefddcd8612f9c8082698394b933b342","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3726b974e3493f353efcd3d24f173e2ecefddcd8612f9c8082698394b933b342","first_computed_at":"2026-05-17T23:57:48.705810Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:57:48.705810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vV/2kInIx9CDFK/YVi9qBY3IodBr3degUbpjnipK2XKDcr5CQAaSImzd9RLdAROLwqwWtPBGJWf+Bnp2p+T6Cw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:57:48.706445Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.04150","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e10abe971324d583b803684374bc9dfd63a397b9a1162a755ad479823f2d8ef2","sha256:327c98fc45e3ee3f836dea59516dbb4e3ae811c93273d950c97947d562ae4fe8"],"state_sha256":"a06a13ab84d2d5f29da5f65abc0b4844fd1429a688d5dc082f28dc498e724ec2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P9FoLu/5V52uMQRjTR0k1d45fKbgDctzVL/Dg/JwqW8NWu9+r6h1I/3kTvT4mhOTbfdbizpIsNV3BTU78YgxAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T05:09:43.859203Z","bundle_sha256":"9f600ed16fa957de479cfb32a143aaddaabe879abdff3fbad37ae3074d1aaf40"}}