{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:2BNOH7YJOCGS7KEO4B7PWMBP2P","short_pith_number":"pith:2BNOH7YJ","canonical_record":{"source":{"id":"2312.09106","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-12-14T16:44:00Z","cross_cats_sorted":[],"title_canon_sha256":"77ba8dde96f4e4c45933736f10a6f5acec557bc4c8fe02c695b13a00a71cb218","abstract_canon_sha256":"6d2fbb22f257b5c531135d87c6beeed4711d189d751cbee236876f751c4ceaa6"},"schema_version":"1.0"},"canonical_sha256":"d05ae3ff09708d2fa88ee07efb302fd3d155c0585fff39a0a64f7c1b04081d48","source":{"kind":"arxiv","id":"2312.09106","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.09106","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"arxiv_version","alias_value":"2312.09106v1","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.09106","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_12","alias_value":"2BNOH7YJOCGS","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_16","alias_value":"2BNOH7YJOCGS7KEO","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_8","alias_value":"2BNOH7YJ","created_at":"2026-07-05T07:24:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:2BNOH7YJOCGS7KEO4B7PWMBP2P","target":"record","payload":{"canonical_record":{"source":{"id":"2312.09106","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-12-14T16:44:00Z","cross_cats_sorted":[],"title_canon_sha256":"77ba8dde96f4e4c45933736f10a6f5acec557bc4c8fe02c695b13a00a71cb218","abstract_canon_sha256":"6d2fbb22f257b5c531135d87c6beeed4711d189d751cbee236876f751c4ceaa6"},"schema_version":"1.0"},"canonical_sha256":"d05ae3ff09708d2fa88ee07efb302fd3d155c0585fff39a0a64f7c1b04081d48","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:24:14.567337Z","signature_b64":"VbwzkcASvuLA7aWiorganaX364w1xW4Djas9KVUTN+dKaf0AlCywCkgz7w1YOSm2XEJdx55VcDsiCVgFl2EiDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d05ae3ff09708d2fa88ee07efb302fd3d155c0585fff39a0a64f7c1b04081d48","last_reissued_at":"2026-07-05T07:24:14.566821Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:24:14.566821Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.09106","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":"2026-07-05T07:24:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tWhQ3DG6i2ei6u+Qih61X0F6edxWISe6PlRWWuYcyarahyMDNJkLlCSbecR4a4h3DWiCycpkNceesMFzMVhZCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:42:33.250178Z"},"content_sha256":"94f7de1ffd597e55378c81677218ccff1daf31c33676ada31d082c953ff4ec39","schema_version":"1.0","event_id":"sha256:94f7de1ffd597e55378c81677218ccff1daf31c33676ada31d082c953ff4ec39"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:2BNOH7YJOCGS7KEO4B7PWMBP2P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Vertical Structure of Gas and Dust in Four Debris Disks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Aki Roberge, Aoife Brennan, Carl Melis, Christine H. Chen, Cicero Lu, Isabel Rebollido, Johan Mazoyer, Kadin Worthen, Luca Matr\\`a, Sean Brittain, Timoteo Delgado","submitted_at":"2023-12-14T16:44:00Z","abstract_excerpt":"We present high-spectral resolution M-band spectra from iSHELL on NASA's Infrared Telescope Facility (IRTF) along the line of sight to the debris disk host star HD 32297. We also present a Gemini Planet Imager (GPI) H-band polarimetric image of the HD 131488 debris disk. We search for fundamental CO absorption lines in the iSHELL spectra of HD 32297 but do not detect any. We place an upper limit on the CO column density of $\\sim$6$\\times10^{15}$ cm$^{-2}$. By combining the column density upper limit, the CO mass measured with ALMA, and the geometrical properties of the disk, we estimate the sc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.09106","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/2312.09106/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":"2026-07-05T07:24:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b0HdA17NMqrKnpGM7IER0Xst1jOQvLudtqPkRxmQtPxr4b9BSsBkoThT3/2Jmr3q50DXrnN16cGRB40G/N3JAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:42:33.251143Z"},"content_sha256":"c5fe8dbcff27f1427c1ad9e4ef80dc8ea4be8d487ee03a7f8cc42326bb8c5f68","schema_version":"1.0","event_id":"sha256:c5fe8dbcff27f1427c1ad9e4ef80dc8ea4be8d487ee03a7f8cc42326bb8c5f68"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/bundle.json","state_url":"https://pith.science/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/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":"2026-08-05T21:42:33Z","links":{"resolver":"https://pith.science/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P","bundle":"https://pith.science/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/bundle.json","state":"https://pith.science/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2BNOH7YJOCGS7KEO4B7PWMBP2P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:2BNOH7YJOCGS7KEO4B7PWMBP2P","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":"6d2fbb22f257b5c531135d87c6beeed4711d189d751cbee236876f751c4ceaa6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-12-14T16:44:00Z","title_canon_sha256":"77ba8dde96f4e4c45933736f10a6f5acec557bc4c8fe02c695b13a00a71cb218"},"schema_version":"1.0","source":{"id":"2312.09106","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.09106","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"arxiv_version","alias_value":"2312.09106v1","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.09106","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_12","alias_value":"2BNOH7YJOCGS","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_16","alias_value":"2BNOH7YJOCGS7KEO","created_at":"2026-07-05T07:24:14Z"},{"alias_kind":"pith_short_8","alias_value":"2BNOH7YJ","created_at":"2026-07-05T07:24:14Z"}],"graph_snapshots":[{"event_id":"sha256:c5fe8dbcff27f1427c1ad9e4ef80dc8ea4be8d487ee03a7f8cc42326bb8c5f68","target":"graph","created_at":"2026-07-05T07:24:14Z","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/2312.09106/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present high-spectral resolution M-band spectra from iSHELL on NASA's Infrared Telescope Facility (IRTF) along the line of sight to the debris disk host star HD 32297. We also present a Gemini Planet Imager (GPI) H-band polarimetric image of the HD 131488 debris disk. We search for fundamental CO absorption lines in the iSHELL spectra of HD 32297 but do not detect any. We place an upper limit on the CO column density of $\\sim$6$\\times10^{15}$ cm$^{-2}$. By combining the column density upper limit, the CO mass measured with ALMA, and the geometrical properties of the disk, we estimate the sc","authors_text":"Aki Roberge, Aoife Brennan, Carl Melis, Christine H. Chen, Cicero Lu, Isabel Rebollido, Johan Mazoyer, Kadin Worthen, Luca Matr\\`a, Sean Brittain, Timoteo Delgado","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-12-14T16:44:00Z","title":"Vertical Structure of Gas and Dust in Four Debris Disks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.09106","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":"sha256:94f7de1ffd597e55378c81677218ccff1daf31c33676ada31d082c953ff4ec39","target":"record","created_at":"2026-07-05T07:24:14Z","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":"6d2fbb22f257b5c531135d87c6beeed4711d189d751cbee236876f751c4ceaa6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2023-12-14T16:44:00Z","title_canon_sha256":"77ba8dde96f4e4c45933736f10a6f5acec557bc4c8fe02c695b13a00a71cb218"},"schema_version":"1.0","source":{"id":"2312.09106","kind":"arxiv","version":1}},"canonical_sha256":"d05ae3ff09708d2fa88ee07efb302fd3d155c0585fff39a0a64f7c1b04081d48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d05ae3ff09708d2fa88ee07efb302fd3d155c0585fff39a0a64f7c1b04081d48","first_computed_at":"2026-07-05T07:24:14.566821Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:24:14.566821Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VbwzkcASvuLA7aWiorganaX364w1xW4Djas9KVUTN+dKaf0AlCywCkgz7w1YOSm2XEJdx55VcDsiCVgFl2EiDg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:24:14.567337Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.09106","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:94f7de1ffd597e55378c81677218ccff1daf31c33676ada31d082c953ff4ec39","sha256:c5fe8dbcff27f1427c1ad9e4ef80dc8ea4be8d487ee03a7f8cc42326bb8c5f68"],"state_sha256":"0ba7d2fd83f29280e208e0490362c875fb812e21f8139bbe6a95c5a82d587994"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SGogLNu54g0MTkzDw5LN5Q5UwUtCOjagdfwhc9/LdgDhxLiLeQvf63JpLNS4qNYQlfKj2R/tYrJ4byRbZGm5Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T21:42:33.262818Z","bundle_sha256":"a4d42ab08f699cf2a3924c7d1107f2739058db130a6899f44ef7af316413f8f9"}}