{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:4LOOQY3HRNLSZG35QQQXWHO3OW","short_pith_number":"pith:4LOOQY3H","canonical_record":{"source":{"id":"2406.04160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-06-06T15:19:19Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"fc4d5d140ef4afdd50ae62e412fc9ab29b65ae98a87ba2b1d7e8f773edcabfbb","abstract_canon_sha256":"9b53c3e65323f8ff234bbc94bd20177e21fbb5eda45992d40e1ac91c3e4fd9fd"},"schema_version":"1.0"},"canonical_sha256":"e2dce863678b572c9b7d84217b1ddb75b349db8ef3f056dfbb8d4e22a59729fb","source":{"kind":"arxiv","id":"2406.04160","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.04160","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"arxiv_version","alias_value":"2406.04160v1","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.04160","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_12","alias_value":"4LOOQY3HRNLS","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_16","alias_value":"4LOOQY3HRNLSZG35","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_8","alias_value":"4LOOQY3H","created_at":"2026-07-05T08:28:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:4LOOQY3HRNLSZG35QQQXWHO3OW","target":"record","payload":{"canonical_record":{"source":{"id":"2406.04160","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-06-06T15:19:19Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"fc4d5d140ef4afdd50ae62e412fc9ab29b65ae98a87ba2b1d7e8f773edcabfbb","abstract_canon_sha256":"9b53c3e65323f8ff234bbc94bd20177e21fbb5eda45992d40e1ac91c3e4fd9fd"},"schema_version":"1.0"},"canonical_sha256":"e2dce863678b572c9b7d84217b1ddb75b349db8ef3f056dfbb8d4e22a59729fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:28:21.710520Z","signature_b64":"OAc12WH+QSu4HAUlDPsrMAA3u+0JJqLXsbMhnlbTiJDSlCvTH5JkBCtVPRhO+eNo7GDYDK2I8jEepzh1Y7wTAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2dce863678b572c9b7d84217b1ddb75b349db8ef3f056dfbb8d4e22a59729fb","last_reissued_at":"2026-07-05T08:28:21.710037Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:28:21.710037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.04160","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":"2026-07-05T08:28:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lwI82UQhAlDximmeh3zKmS2wGP9MzYja5PWFTcVlybuDiMhl95ND5/ax5oemDQXTvhfA6VvvyTXnBh2mAF3fAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:52:39.233160Z"},"content_sha256":"846915e0cd2acbc106d5e25aa4c1eb2d0e969e8536d49b6fc02da874ef93bc1a","schema_version":"1.0","event_id":"sha256:846915e0cd2acbc106d5e25aa4c1eb2d0e969e8536d49b6fc02da874ef93bc1a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:4LOOQY3HRNLSZG35QQQXWHO3OW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Disk Evolution Study Through Imaging of Nearby Young Stars (DESTINYS): PDS 111, an old T Tauri star with a young-looking disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Alex de Koter, Alice Zurlo, \\'Alvaro Ribas, Annelotte Derkink, Antonio Garufi, Carsten Dominik, Christian Ginski, Christian Rab, Eric Mamajek, Fran\\c{c}ois M\\'enard, Frank Backs, Gabriele Columba, Jane Huang, Jonathan P. Williams, Lex Kaper, Mar\\'ia Claudia Ram\\'irez-Tannus, Michiel Hogerheijde, Myriam Benisty, Nicolas Kurtovic, Paola Pinilla, Per-Gunnar Valeg{\\aa}rd, Rob van Holstein, Til Birnstiel","submitted_at":"2024-06-06T15:19:19Z","abstract_excerpt":"The interplay between T Tauri stars and their circumstellar disks, and how this impacts the onset of planet formation has yet to be established. We studied a seemingly old T Tauri star, PDS 111, and its disk. We analyzed optical, infrared, and sub-millimeter observations obtained with VLT/X-shooter, Mercator/HERMES, TESS, VLT/SPHERE, and ALMA, providing a new view on PDS 111 and its protoplanetary disk. The multi-epoch spectroscopy yields photospheric lines to classify the star, and emission lines to study variability in the hot inner disk and to determine the mass-accretion rate. The SPHERE a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.04160","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/2406.04160/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":"2026-07-05T08:28:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mUSX84BTdI/04/X1sD5Vu8wPAsU7Ag538sjaIS69PqjD3n+oLmZFOlk79plJfSd5/VWKz5/bvlJ7bw1cJwNLAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:52:39.233591Z"},"content_sha256":"54a5420c95e398ddde3004e5b18615871b1894c55bc321d10b5e9caf1807943f","schema_version":"1.0","event_id":"sha256:54a5420c95e398ddde3004e5b18615871b1894c55bc321d10b5e9caf1807943f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/bundle.json","state_url":"https://pith.science/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/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":"2026-07-07T04:52:39Z","links":{"resolver":"https://pith.science/pith/4LOOQY3HRNLSZG35QQQXWHO3OW","bundle":"https://pith.science/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/bundle.json","state":"https://pith.science/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4LOOQY3HRNLSZG35QQQXWHO3OW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4LOOQY3HRNLSZG35QQQXWHO3OW","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":"9b53c3e65323f8ff234bbc94bd20177e21fbb5eda45992d40e1ac91c3e4fd9fd","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-06-06T15:19:19Z","title_canon_sha256":"fc4d5d140ef4afdd50ae62e412fc9ab29b65ae98a87ba2b1d7e8f773edcabfbb"},"schema_version":"1.0","source":{"id":"2406.04160","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.04160","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"arxiv_version","alias_value":"2406.04160v1","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.04160","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_12","alias_value":"4LOOQY3HRNLS","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_16","alias_value":"4LOOQY3HRNLSZG35","created_at":"2026-07-05T08:28:21Z"},{"alias_kind":"pith_short_8","alias_value":"4LOOQY3H","created_at":"2026-07-05T08:28:21Z"}],"graph_snapshots":[{"event_id":"sha256:54a5420c95e398ddde3004e5b18615871b1894c55bc321d10b5e9caf1807943f","target":"graph","created_at":"2026-07-05T08:28:21Z","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/2406.04160/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The interplay between T Tauri stars and their circumstellar disks, and how this impacts the onset of planet formation has yet to be established. We studied a seemingly old T Tauri star, PDS 111, and its disk. We analyzed optical, infrared, and sub-millimeter observations obtained with VLT/X-shooter, Mercator/HERMES, TESS, VLT/SPHERE, and ALMA, providing a new view on PDS 111 and its protoplanetary disk. The multi-epoch spectroscopy yields photospheric lines to classify the star, and emission lines to study variability in the hot inner disk and to determine the mass-accretion rate. The SPHERE a","authors_text":"Alex de Koter, Alice Zurlo, \\'Alvaro Ribas, Annelotte Derkink, Antonio Garufi, Carsten Dominik, Christian Ginski, Christian Rab, Eric Mamajek, Fran\\c{c}ois M\\'enard, Frank Backs, Gabriele Columba, Jane Huang, Jonathan P. Williams, Lex Kaper, Mar\\'ia Claudia Ram\\'irez-Tannus, Michiel Hogerheijde, Myriam Benisty, Nicolas Kurtovic, Paola Pinilla, Per-Gunnar Valeg{\\aa}rd, Rob van Holstein, Til Birnstiel","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-06-06T15:19:19Z","title":"Disk Evolution Study Through Imaging of Nearby Young Stars (DESTINYS): PDS 111, an old T Tauri star with a young-looking disk"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.04160","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":"sha256:846915e0cd2acbc106d5e25aa4c1eb2d0e969e8536d49b6fc02da874ef93bc1a","target":"record","created_at":"2026-07-05T08:28:21Z","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":"9b53c3e65323f8ff234bbc94bd20177e21fbb5eda45992d40e1ac91c3e4fd9fd","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-06-06T15:19:19Z","title_canon_sha256":"fc4d5d140ef4afdd50ae62e412fc9ab29b65ae98a87ba2b1d7e8f773edcabfbb"},"schema_version":"1.0","source":{"id":"2406.04160","kind":"arxiv","version":1}},"canonical_sha256":"e2dce863678b572c9b7d84217b1ddb75b349db8ef3f056dfbb8d4e22a59729fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2dce863678b572c9b7d84217b1ddb75b349db8ef3f056dfbb8d4e22a59729fb","first_computed_at":"2026-07-05T08:28:21.710037Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:28:21.710037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OAc12WH+QSu4HAUlDPsrMAA3u+0JJqLXsbMhnlbTiJDSlCvTH5JkBCtVPRhO+eNo7GDYDK2I8jEepzh1Y7wTAg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:28:21.710520Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.04160","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:846915e0cd2acbc106d5e25aa4c1eb2d0e969e8536d49b6fc02da874ef93bc1a","sha256:54a5420c95e398ddde3004e5b18615871b1894c55bc321d10b5e9caf1807943f"],"state_sha256":"79f879e89a7240a7e2e7ca8a7e8eb5f94e895269adeb82090158a03a73070666"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U+uwcOBPoyCIvZpsW2wPELm3J1+p6VIXg4xjirsmkFn2deB+Zpx6UJIlr8iKwa4Bn09fBj7i1jbXGb9cD2LgDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T04:52:39.236191Z","bundle_sha256":"8fab131bc9969b4fe1a7b17e5205542b7eb923c9a4b6b0d684d4e7ab2bf918e1"}}