{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:UKQPDP5S6QF3PXJCQI45A4KLEK","short_pith_number":"pith:UKQPDP5S","canonical_record":{"source":{"id":"1304.2768","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-09T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"17107e15f14adfc56483356f5d92574c948a5bcf91f85ab4e94bcd3c9145c489","abstract_canon_sha256":"5a6f7b0d33331412200b1162e5ea080349c500e5e7388f04229529f5ef0c7be3"},"schema_version":"1.0"},"canonical_sha256":"a2a0f1bfb2f40bb7dd228239d0714b22991014e07efde1b9c755d0fb16d044ad","source":{"kind":"arxiv","id":"1304.2768","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2768","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2768v1","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2768","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"pith_short_12","alias_value":"UKQPDP5S6QF3","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UKQPDP5S6QF3PXJC","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UKQPDP5S","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:UKQPDP5S6QF3PXJCQI45A4KLEK","target":"record","payload":{"canonical_record":{"source":{"id":"1304.2768","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-09T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"17107e15f14adfc56483356f5d92574c948a5bcf91f85ab4e94bcd3c9145c489","abstract_canon_sha256":"5a6f7b0d33331412200b1162e5ea080349c500e5e7388f04229529f5ef0c7be3"},"schema_version":"1.0"},"canonical_sha256":"a2a0f1bfb2f40bb7dd228239d0714b22991014e07efde1b9c755d0fb16d044ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:40.882350Z","signature_b64":"579b0FH8yWbTBbsu3dkIcbIPO44ck0AtQZQgKb+JCVZfOuPQCt7DcUSkToFhV132wQxNCPRBvPJnrsaddBL7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2a0f1bfb2f40bb7dd228239d0714b22991014e07efde1b9c755d0fb16d044ad","last_reissued_at":"2026-05-18T01:50:40.881636Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:40.881636Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.2768","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":"2026-05-18T01:50:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"naFQvMF4sd5IE8Is8EV2CWkaIlMbmjPnGwpTymy0+PZuRkwD8hIwjZuQKdZ1QJnnPS/uZr93IDbTY7FJfzPkDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:12:38.271775Z"},"content_sha256":"91bb0c202c1d85df6bff5b64da8b07deaf7005dfa606516c7e775da6450ccd07","schema_version":"1.0","event_id":"sha256:91bb0c202c1d85df6bff5b64da8b07deaf7005dfa606516c7e775da6450ccd07"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:UKQPDP5S6QF3PXJCQI45A4KLEK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resolving the gap and AU-scale asymmetries in the pre-transitional disk of V1247 Orionis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Carol A. Grady, Catherine Espaillat, Chelsea Werren, David J. Wilner, Jeremy R. Swearingen, John D. Monnier, Michael J. Ireland, Michael L. Sitko, Nuria Calvet, Ray W. Russell, Sebastian F. Hoenig, Stefan Kraus, Tim J. Harries","submitted_at":"2013-04-09T20:00:01Z","abstract_excerpt":"Pre-transitional disks are protoplanetary disks with a gapped disk structure, potentially indicating the presence of young planets in these systems. In order to explore the structure of these objects and their gap-opening mechanism, we observed the pre-transitional disk V1247 Orionis using the Very Large Telescope Interferometer, the Keck Interferometer, Keck-II, Gemini South, and IRTF. This allows us spatially resolve the AU-scale disk structure from near- to mid-infrared wavelengths (1.5 to 13 {\\mu}m), tracing material at different temperatures and over a wide range of stellocentric radii. O"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2768","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":"2026-05-18T01:50:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rSZT2riTPga9rhxZNMkxx/UMu+W8R971nFck46g7tCLgkOycgkz7x7GUQ7E4kiOsS3winTQR1qLD3ZeIhOqSAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:12:38.272496Z"},"content_sha256":"dc9e8455adefbcccf5ccf9b4b879c7e7c4acb6e38f6d69d03e2bd1a14636d16e","schema_version":"1.0","event_id":"sha256:dc9e8455adefbcccf5ccf9b4b879c7e7c4acb6e38f6d69d03e2bd1a14636d16e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/bundle.json","state_url":"https://pith.science/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/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":"2026-05-30T11:12:38Z","links":{"resolver":"https://pith.science/pith/UKQPDP5S6QF3PXJCQI45A4KLEK","bundle":"https://pith.science/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/bundle.json","state":"https://pith.science/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UKQPDP5S6QF3PXJCQI45A4KLEK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:UKQPDP5S6QF3PXJCQI45A4KLEK","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":"5a6f7b0d33331412200b1162e5ea080349c500e5e7388f04229529f5ef0c7be3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-09T20:00:01Z","title_canon_sha256":"17107e15f14adfc56483356f5d92574c948a5bcf91f85ab4e94bcd3c9145c489"},"schema_version":"1.0","source":{"id":"1304.2768","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2768","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2768v1","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2768","created_at":"2026-05-18T01:50:40Z"},{"alias_kind":"pith_short_12","alias_value":"UKQPDP5S6QF3","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UKQPDP5S6QF3PXJC","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UKQPDP5S","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:dc9e8455adefbcccf5ccf9b4b879c7e7c4acb6e38f6d69d03e2bd1a14636d16e","target":"graph","created_at":"2026-05-18T01:50:40Z","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":"Pre-transitional disks are protoplanetary disks with a gapped disk structure, potentially indicating the presence of young planets in these systems. In order to explore the structure of these objects and their gap-opening mechanism, we observed the pre-transitional disk V1247 Orionis using the Very Large Telescope Interferometer, the Keck Interferometer, Keck-II, Gemini South, and IRTF. This allows us spatially resolve the AU-scale disk structure from near- to mid-infrared wavelengths (1.5 to 13 {\\mu}m), tracing material at different temperatures and over a wide range of stellocentric radii. O","authors_text":"Carol A. Grady, Catherine Espaillat, Chelsea Werren, David J. Wilner, Jeremy R. Swearingen, John D. Monnier, Michael J. Ireland, Michael L. Sitko, Nuria Calvet, Ray W. Russell, Sebastian F. Hoenig, Stefan Kraus, Tim J. Harries","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-09T20:00:01Z","title":"Resolving the gap and AU-scale asymmetries in the pre-transitional disk of V1247 Orionis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2768","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":"sha256:91bb0c202c1d85df6bff5b64da8b07deaf7005dfa606516c7e775da6450ccd07","target":"record","created_at":"2026-05-18T01:50:40Z","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":"5a6f7b0d33331412200b1162e5ea080349c500e5e7388f04229529f5ef0c7be3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-09T20:00:01Z","title_canon_sha256":"17107e15f14adfc56483356f5d92574c948a5bcf91f85ab4e94bcd3c9145c489"},"schema_version":"1.0","source":{"id":"1304.2768","kind":"arxiv","version":1}},"canonical_sha256":"a2a0f1bfb2f40bb7dd228239d0714b22991014e07efde1b9c755d0fb16d044ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2a0f1bfb2f40bb7dd228239d0714b22991014e07efde1b9c755d0fb16d044ad","first_computed_at":"2026-05-18T01:50:40.881636Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:40.881636Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"579b0FH8yWbTBbsu3dkIcbIPO44ck0AtQZQgKb+JCVZfOuPQCt7DcUSkToFhV132wQxNCPRBvPJnrsaddBL7Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:40.882350Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.2768","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91bb0c202c1d85df6bff5b64da8b07deaf7005dfa606516c7e775da6450ccd07","sha256:dc9e8455adefbcccf5ccf9b4b879c7e7c4acb6e38f6d69d03e2bd1a14636d16e"],"state_sha256":"107f60821cf3a9f0c73315e81e1f7ae32e769e8eb40485af4ef653736d3e22be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"25OHdvgAjYTXVQDX05iokK4qedqIC69mOs6FGxmI3aaE6cpc+Pm3gggEzynRdPkowtVF5/6YGsQrKNTsVIatBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T11:12:38.276682Z","bundle_sha256":"c4c081040df512f4e637c6552474b7e869bb54a10dfe6dde46e08aa583bb03b8"}}