{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:4QFOSCK3SSWKN7LI625YEMSMXK","short_pith_number":"pith:4QFOSCK3","canonical_record":{"source":{"id":"2410.03823","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-04T18:00:02Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"26a99d9b8e640426203e1f0bc271c1ac9d7840d63698415f1ff8ebb75c1a7638","abstract_canon_sha256":"4a506c7cc675e905a622eb382ef54e95e570f34f199cc698361b9fe5167ae8de"},"schema_version":"1.0"},"canonical_sha256":"e40ae9095b94aca6fd68f6bb82324cbabfb18769a76bf0eb345bfdfc603c026e","source":{"kind":"arxiv","id":"2410.03823","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03823","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03823v2","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03823","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_12","alias_value":"4QFOSCK3SSWK","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_16","alias_value":"4QFOSCK3SSWKN7LI","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_8","alias_value":"4QFOSCK3","created_at":"2026-07-05T09:30:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:4QFOSCK3SSWKN7LI625YEMSMXK","target":"record","payload":{"canonical_record":{"source":{"id":"2410.03823","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-04T18:00:02Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"26a99d9b8e640426203e1f0bc271c1ac9d7840d63698415f1ff8ebb75c1a7638","abstract_canon_sha256":"4a506c7cc675e905a622eb382ef54e95e570f34f199cc698361b9fe5167ae8de"},"schema_version":"1.0"},"canonical_sha256":"e40ae9095b94aca6fd68f6bb82324cbabfb18769a76bf0eb345bfdfc603c026e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:30:21.872173Z","signature_b64":"vX6UbQfh0lkwfqjGp/5mwNYxWKl5JixTSocGdd5XHtYh/ObyXA3eSWNlFgwZNojEfh77xFPi3+ARtBViig4sCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e40ae9095b94aca6fd68f6bb82324cbabfb18769a76bf0eb345bfdfc603c026e","last_reissued_at":"2026-07-05T09:30:21.871741Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:30:21.871741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.03823","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:30:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dS7qn5R7Qp5nFJOVHWAyJvyD8ggz35+u/t0BrkeEZZmOOA5GgJyCaN477zKm2VEV9o2Qx9+FrtbIZj1ehUwFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T19:49:14.165815Z"},"content_sha256":"33c0029aebf6f8561389b0e71a324c1e9a7876aaf7d525738d824dc26eea0f57","schema_version":"1.0","event_id":"sha256:33c0029aebf6f8561389b0e71a324c1e9a7876aaf7d525738d824dc26eea0f57"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:4QFOSCK3SSWKN7LI625YEMSMXK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High Resolution ALMA Observations of Richly Structured Protoplanetary Disks in $\\sigma$ Orionis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Feng Long, Ian Czekala, Jane Huang, Jonathan Williams, Megan Ansdell, Shangjia Zhang, Tilman Birnstiel, Zhaohuan Zhu","submitted_at":"2024-10-04T18:00:02Z","abstract_excerpt":"ALMA has detected substructures in numerous protoplanetary disks at radii from a few to over a hundred au. These substructures are commonly thought to be associated with planet formation, either by serving as sites fostering planetesimal formation or arising as a consequence of planet-disk interactions. Our current understanding of substructures, though, is primarily based on observations of nearby star-forming regions with mild UV environments, whereas stars are typically born in much harsher UV environments, which may inhibit planet formation in the outer disk through external photoevaporati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03823","kind":"arxiv","version":2},"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/2410.03823/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":"2026-07-05T09:30:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZaJfE3urHtvjogAv2O+po5OTpSLzgKw1f5y1YyZOpB9TX5LvI01H4vhEyEfzyVMUCh8v7vJOBNO5YT4O4a0QCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T19:49:14.166714Z"},"content_sha256":"b8212e91ad428c859ce63e16e4d50868fa808666a5c7e059ef3a4cb1c27bf265","schema_version":"1.0","event_id":"sha256:b8212e91ad428c859ce63e16e4d50868fa808666a5c7e059ef3a4cb1c27bf265"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4QFOSCK3SSWKN7LI625YEMSMXK/bundle.json","state_url":"https://pith.science/pith/4QFOSCK3SSWKN7LI625YEMSMXK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4QFOSCK3SSWKN7LI625YEMSMXK/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":"2026-08-12T19:49:14Z","links":{"resolver":"https://pith.science/pith/4QFOSCK3SSWKN7LI625YEMSMXK","bundle":"https://pith.science/pith/4QFOSCK3SSWKN7LI625YEMSMXK/bundle.json","state":"https://pith.science/pith/4QFOSCK3SSWKN7LI625YEMSMXK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4QFOSCK3SSWKN7LI625YEMSMXK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4QFOSCK3SSWKN7LI625YEMSMXK","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":"4a506c7cc675e905a622eb382ef54e95e570f34f199cc698361b9fe5167ae8de","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-04T18:00:02Z","title_canon_sha256":"26a99d9b8e640426203e1f0bc271c1ac9d7840d63698415f1ff8ebb75c1a7638"},"schema_version":"1.0","source":{"id":"2410.03823","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.03823","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"arxiv_version","alias_value":"2410.03823v2","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.03823","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_12","alias_value":"4QFOSCK3SSWK","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_16","alias_value":"4QFOSCK3SSWKN7LI","created_at":"2026-07-05T09:30:21Z"},{"alias_kind":"pith_short_8","alias_value":"4QFOSCK3","created_at":"2026-07-05T09:30:21Z"}],"graph_snapshots":[{"event_id":"sha256:b8212e91ad428c859ce63e16e4d50868fa808666a5c7e059ef3a4cb1c27bf265","target":"graph","created_at":"2026-07-05T09:30:21Z","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/2410.03823/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"ALMA has detected substructures in numerous protoplanetary disks at radii from a few to over a hundred au. These substructures are commonly thought to be associated with planet formation, either by serving as sites fostering planetesimal formation or arising as a consequence of planet-disk interactions. Our current understanding of substructures, though, is primarily based on observations of nearby star-forming regions with mild UV environments, whereas stars are typically born in much harsher UV environments, which may inhibit planet formation in the outer disk through external photoevaporati","authors_text":"Feng Long, Ian Czekala, Jane Huang, Jonathan Williams, Megan Ansdell, Shangjia Zhang, Tilman Birnstiel, Zhaohuan Zhu","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-04T18:00:02Z","title":"High Resolution ALMA Observations of Richly Structured Protoplanetary Disks in $\\sigma$ Orionis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.03823","kind":"arxiv","version":2},"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":"sha256:33c0029aebf6f8561389b0e71a324c1e9a7876aaf7d525738d824dc26eea0f57","target":"record","created_at":"2026-07-05T09:30:21Z","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":"4a506c7cc675e905a622eb382ef54e95e570f34f199cc698361b9fe5167ae8de","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2024-10-04T18:00:02Z","title_canon_sha256":"26a99d9b8e640426203e1f0bc271c1ac9d7840d63698415f1ff8ebb75c1a7638"},"schema_version":"1.0","source":{"id":"2410.03823","kind":"arxiv","version":2}},"canonical_sha256":"e40ae9095b94aca6fd68f6bb82324cbabfb18769a76bf0eb345bfdfc603c026e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e40ae9095b94aca6fd68f6bb82324cbabfb18769a76bf0eb345bfdfc603c026e","first_computed_at":"2026-07-05T09:30:21.871741Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:30:21.871741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vX6UbQfh0lkwfqjGp/5mwNYxWKl5JixTSocGdd5XHtYh/ObyXA3eSWNlFgwZNojEfh77xFPi3+ARtBViig4sCA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:30:21.872173Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.03823","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:33c0029aebf6f8561389b0e71a324c1e9a7876aaf7d525738d824dc26eea0f57","sha256:b8212e91ad428c859ce63e16e4d50868fa808666a5c7e059ef3a4cb1c27bf265"],"state_sha256":"f637c5eb1751a1caefc06c05e5d4f1d9a7d39a01f8b156026f3dfa39f3ea21c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"65TuhRTph/qslVgCZJoVSuM6K6kUAd3ngVWVs4RCv/MEKHbAxgAt0i902ya4u4AMQhqClQdkBMhRiWcSR0f2Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T19:49:14.172197Z","bundle_sha256":"4f3897eb935a154d5b41578c50726fe231d560dc480d13d919f8f71b3bbfa98c"}}