{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QS726JIHJEN4EAX2B42P4TJIC3","short_pith_number":"pith:QS726JIH","canonical_record":{"source":{"id":"1712.04486","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-12T19:48:45Z","cross_cats_sorted":[],"title_canon_sha256":"033fac864ec38d45b23dbd4d2a36cee0b2384e843ca3e63eceefd3ee7f3d66dd","abstract_canon_sha256":"8b6ee2f00ae34752d06554666ed53c4455bb0ad05be31d9b6590dedf33641b95"},"schema_version":"1.0"},"canonical_sha256":"84bfaf2507491bc202fa0f34fe4d2816e3fbc64f0b18af1798314e960af529b5","source":{"kind":"arxiv","id":"1712.04486","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.04486","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"arxiv_version","alias_value":"1712.04486v1","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.04486","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"pith_short_12","alias_value":"QS726JIHJEN4","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QS726JIHJEN4EAX2","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QS726JIH","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QS726JIHJEN4EAX2B42P4TJIC3","target":"record","payload":{"canonical_record":{"source":{"id":"1712.04486","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-12T19:48:45Z","cross_cats_sorted":[],"title_canon_sha256":"033fac864ec38d45b23dbd4d2a36cee0b2384e843ca3e63eceefd3ee7f3d66dd","abstract_canon_sha256":"8b6ee2f00ae34752d06554666ed53c4455bb0ad05be31d9b6590dedf33641b95"},"schema_version":"1.0"},"canonical_sha256":"84bfaf2507491bc202fa0f34fe4d2816e3fbc64f0b18af1798314e960af529b5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:07.778881Z","signature_b64":"WNROKfzo5Ytp2E40HjkUMxD3yf+oSUuERPXOEE2E0+YBIwR4z2HHG3mWa3/9sJHJOihBsYJ1WwNnG6BZX/XUBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84bfaf2507491bc202fa0f34fe4d2816e3fbc64f0b18af1798314e960af529b5","last_reissued_at":"2026-05-18T00:28:07.778221Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:07.778221Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.04486","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":"2026-05-18T00:28:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z4nlizj30tcW7Z1hpvM2k3eC8kZ9MiOVxzcWH9p9gutbxCFuJA6B075Mf6EQBegpOGmAUuv2LW5OG6Vzte2VBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T18:44:37.513436Z"},"content_sha256":"0cb908819141784ab3e86ddce1e8a0211bff194caabd3585467320de6ceaee7d","schema_version":"1.0","event_id":"sha256:0cb908819141784ab3e86ddce1e8a0211bff194caabd3585467320de6ceaee7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QS726JIHJEN4EAX2B42P4TJIC3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transparency of 2 {\\mu}m window of Titan's atmosphere","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Beno\\^it Seignovert, Christophe Sotin, Lucas Maltagliati, Micheal Rey, Pascal Rannou, St\\'ephane Le Mou\\'elic","submitted_at":"2017-12-12T19:48:45Z","abstract_excerpt":"Titan's atmosphere is optically thick and hides the surface and the lower layers from the view at almost all wavelengths. However, because gaseous absorptions are spectrally selective, some narrow spectral intervals are relatively transparent and allow to probe the surface. To use these intervals (called windows) a good knowledge of atmospheric absorption is necessary. Once gas spectroscopic linelists are well established, the absorption inside windows depends on the way the far wings of the methane absorption lines are cut-off. We know that the intensity in all the windows can be explained wi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.04486","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":"2026-05-18T00:28:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3wvSxVlEoGMDFKjeG4mThZPOFF1NcGEPWrin7x8zeYtvSoQ03T4cTMh4WE9Q56H+UEYHNk/y5UU4LYfLWAtlBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T18:44:37.513798Z"},"content_sha256":"cf4009a87663416928e8da1d8cde49e29b56fcf3d952e5139dc6caea3e45a460","schema_version":"1.0","event_id":"sha256:cf4009a87663416928e8da1d8cde49e29b56fcf3d952e5139dc6caea3e45a460"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QS726JIHJEN4EAX2B42P4TJIC3/bundle.json","state_url":"https://pith.science/pith/QS726JIHJEN4EAX2B42P4TJIC3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QS726JIHJEN4EAX2B42P4TJIC3/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":"2026-06-02T18:44:37Z","links":{"resolver":"https://pith.science/pith/QS726JIHJEN4EAX2B42P4TJIC3","bundle":"https://pith.science/pith/QS726JIHJEN4EAX2B42P4TJIC3/bundle.json","state":"https://pith.science/pith/QS726JIHJEN4EAX2B42P4TJIC3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QS726JIHJEN4EAX2B42P4TJIC3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QS726JIHJEN4EAX2B42P4TJIC3","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":"8b6ee2f00ae34752d06554666ed53c4455bb0ad05be31d9b6590dedf33641b95","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-12T19:48:45Z","title_canon_sha256":"033fac864ec38d45b23dbd4d2a36cee0b2384e843ca3e63eceefd3ee7f3d66dd"},"schema_version":"1.0","source":{"id":"1712.04486","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.04486","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"arxiv_version","alias_value":"1712.04486v1","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.04486","created_at":"2026-05-18T00:28:07Z"},{"alias_kind":"pith_short_12","alias_value":"QS726JIHJEN4","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QS726JIHJEN4EAX2","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QS726JIH","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:cf4009a87663416928e8da1d8cde49e29b56fcf3d952e5139dc6caea3e45a460","target":"graph","created_at":"2026-05-18T00:28:07Z","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":"Titan's atmosphere is optically thick and hides the surface and the lower layers from the view at almost all wavelengths. However, because gaseous absorptions are spectrally selective, some narrow spectral intervals are relatively transparent and allow to probe the surface. To use these intervals (called windows) a good knowledge of atmospheric absorption is necessary. Once gas spectroscopic linelists are well established, the absorption inside windows depends on the way the far wings of the methane absorption lines are cut-off. We know that the intensity in all the windows can be explained wi","authors_text":"Beno\\^it Seignovert, Christophe Sotin, Lucas Maltagliati, Micheal Rey, Pascal Rannou, St\\'ephane Le Mou\\'elic","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-12T19:48:45Z","title":"Transparency of 2 {\\mu}m window of Titan's atmosphere"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.04486","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":"sha256:0cb908819141784ab3e86ddce1e8a0211bff194caabd3585467320de6ceaee7d","target":"record","created_at":"2026-05-18T00:28:07Z","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":"8b6ee2f00ae34752d06554666ed53c4455bb0ad05be31d9b6590dedf33641b95","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-12T19:48:45Z","title_canon_sha256":"033fac864ec38d45b23dbd4d2a36cee0b2384e843ca3e63eceefd3ee7f3d66dd"},"schema_version":"1.0","source":{"id":"1712.04486","kind":"arxiv","version":1}},"canonical_sha256":"84bfaf2507491bc202fa0f34fe4d2816e3fbc64f0b18af1798314e960af529b5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84bfaf2507491bc202fa0f34fe4d2816e3fbc64f0b18af1798314e960af529b5","first_computed_at":"2026-05-18T00:28:07.778221Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:07.778221Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WNROKfzo5Ytp2E40HjkUMxD3yf+oSUuERPXOEE2E0+YBIwR4z2HHG3mWa3/9sJHJOihBsYJ1WwNnG6BZX/XUBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:07.778881Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.04486","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0cb908819141784ab3e86ddce1e8a0211bff194caabd3585467320de6ceaee7d","sha256:cf4009a87663416928e8da1d8cde49e29b56fcf3d952e5139dc6caea3e45a460"],"state_sha256":"85c82fb90be7188cb61da2a7d769330dc06cdbab16cb1692b70565e37ecde4b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uzKzTkyux9XJzu728fK9WTHOF62r75VG7E/wid7ajOxM+LZvaeYkabrE04jr+u8qzf+fAL+xJhKbrUtP9xj5CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T18:44:37.515900Z","bundle_sha256":"527a8a1503eef37ad344ae11833438680feb224cce2f1d19b3fe803d5a33279d"}}