{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:ZH3UNLZRZOGWVQEOJMCY6QNPB5","short_pith_number":"pith:ZH3UNLZR","canonical_record":{"source":{"id":"2204.11555","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-04-25T11:04:00Z","cross_cats_sorted":[],"title_canon_sha256":"0caa2f4fb7168e3ac2fc1462830a203da93bfcf2a89e421d2d9de65175f2dc9e","abstract_canon_sha256":"f388376d757cf5fc45ea3c1d33dc8436a4ced131dafb7f6018d20fd1fc225298"},"schema_version":"1.0"},"canonical_sha256":"c9f746af31cb8d6ac08e4b058f41af0f7a582f373e2a5a5efd2ac4ee8888fa7f","source":{"kind":"arxiv","id":"2204.11555","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.11555","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"arxiv_version","alias_value":"2204.11555v2","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.11555","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_12","alias_value":"ZH3UNLZRZOGW","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_16","alias_value":"ZH3UNLZRZOGWVQEO","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_8","alias_value":"ZH3UNLZR","created_at":"2026-07-05T06:50:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:ZH3UNLZRZOGWVQEOJMCY6QNPB5","target":"record","payload":{"canonical_record":{"source":{"id":"2204.11555","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-04-25T11:04:00Z","cross_cats_sorted":[],"title_canon_sha256":"0caa2f4fb7168e3ac2fc1462830a203da93bfcf2a89e421d2d9de65175f2dc9e","abstract_canon_sha256":"f388376d757cf5fc45ea3c1d33dc8436a4ced131dafb7f6018d20fd1fc225298"},"schema_version":"1.0"},"canonical_sha256":"c9f746af31cb8d6ac08e4b058f41af0f7a582f373e2a5a5efd2ac4ee8888fa7f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:50:51.573778Z","signature_b64":"LyxFpNvyXN1Cg+6rcqObR0JYq2UHl4vpSt0LWjMps4LcASuJfAsaBzIpc+DuKIIh7lyHPWVRL97SH+bGmcLDAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9f746af31cb8d6ac08e4b058f41af0f7a582f373e2a5a5efd2ac4ee8888fa7f","last_reissued_at":"2026-07-05T06:50:51.573267Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:50:51.573267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.11555","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":"2026-07-05T06:50:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rw4zCShtG8bX20LhShGulOEtorZ2PxEd7cdkO9NKaOk7bnvouetRiKtlzoY9Wlp+2wR+0TutbketyRWGbAUUDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T22:35:21.046020Z"},"content_sha256":"ee82d1638ec58bc5cdfbd2c013812aaa128e73f4ad69985e6cb6511a5fa99ade","schema_version":"1.0","event_id":"sha256:ee82d1638ec58bc5cdfbd2c013812aaa128e73f4ad69985e6cb6511a5fa99ade"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:ZH3UNLZRZOGWVQEOJMCY6QNPB5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Iceline Variations Driven by Protoplanetary Disc Gaps","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Madelyn Broome, Mihkel Kama, Oliver Shorttle, Richard A. Booth","submitted_at":"2022-04-25T11:04:00Z","abstract_excerpt":"The composition of forming planets is strongly affected by the protoplanetary disc's thermal structure. This thermal structure is predominantly set by dust radiative transfer and viscous (accretional) heating and can be impacted by gaps - regions of low dust and gas density that can occur when planets form. The effect of variations in dust surface density on disc temperature has been poorly understood until now. In this work, we use the radiative transfer code MCMax to model the 2D dust thermal structure with individual gaps corresponding to planets with masses of 0.1 M$_J$ - 5 M$_J$ and orbit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.11555","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/2204.11555/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":"2026-07-05T06:50:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zuDiya95Y+oIkh6qoq1heHvVP3Rp0qrQCLAdzaNi6OR2tQRRXtc5+nRd7t0kJXomCt6p9ykqbGsXwYwVgAxIDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T22:35:21.046575Z"},"content_sha256":"dbe3c2407c3185954460b4724d7ae735a980e9d229ea5aafc270a1282fb71bcf","schema_version":"1.0","event_id":"sha256:dbe3c2407c3185954460b4724d7ae735a980e9d229ea5aafc270a1282fb71bcf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/bundle.json","state_url":"https://pith.science/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/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":"2026-08-23T22:35:21Z","links":{"resolver":"https://pith.science/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5","bundle":"https://pith.science/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/bundle.json","state":"https://pith.science/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZH3UNLZRZOGWVQEOJMCY6QNPB5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:ZH3UNLZRZOGWVQEOJMCY6QNPB5","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":"f388376d757cf5fc45ea3c1d33dc8436a4ced131dafb7f6018d20fd1fc225298","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-04-25T11:04:00Z","title_canon_sha256":"0caa2f4fb7168e3ac2fc1462830a203da93bfcf2a89e421d2d9de65175f2dc9e"},"schema_version":"1.0","source":{"id":"2204.11555","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.11555","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"arxiv_version","alias_value":"2204.11555v2","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.11555","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_12","alias_value":"ZH3UNLZRZOGW","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_16","alias_value":"ZH3UNLZRZOGWVQEO","created_at":"2026-07-05T06:50:51Z"},{"alias_kind":"pith_short_8","alias_value":"ZH3UNLZR","created_at":"2026-07-05T06:50:51Z"}],"graph_snapshots":[{"event_id":"sha256:dbe3c2407c3185954460b4724d7ae735a980e9d229ea5aafc270a1282fb71bcf","target":"graph","created_at":"2026-07-05T06:50:51Z","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/2204.11555/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The composition of forming planets is strongly affected by the protoplanetary disc's thermal structure. This thermal structure is predominantly set by dust radiative transfer and viscous (accretional) heating and can be impacted by gaps - regions of low dust and gas density that can occur when planets form. The effect of variations in dust surface density on disc temperature has been poorly understood until now. In this work, we use the radiative transfer code MCMax to model the 2D dust thermal structure with individual gaps corresponding to planets with masses of 0.1 M$_J$ - 5 M$_J$ and orbit","authors_text":"Madelyn Broome, Mihkel Kama, Oliver Shorttle, Richard A. Booth","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-04-25T11:04:00Z","title":"Iceline Variations Driven by Protoplanetary Disc Gaps"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.11555","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:ee82d1638ec58bc5cdfbd2c013812aaa128e73f4ad69985e6cb6511a5fa99ade","target":"record","created_at":"2026-07-05T06:50:51Z","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":"f388376d757cf5fc45ea3c1d33dc8436a4ced131dafb7f6018d20fd1fc225298","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-04-25T11:04:00Z","title_canon_sha256":"0caa2f4fb7168e3ac2fc1462830a203da93bfcf2a89e421d2d9de65175f2dc9e"},"schema_version":"1.0","source":{"id":"2204.11555","kind":"arxiv","version":2}},"canonical_sha256":"c9f746af31cb8d6ac08e4b058f41af0f7a582f373e2a5a5efd2ac4ee8888fa7f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c9f746af31cb8d6ac08e4b058f41af0f7a582f373e2a5a5efd2ac4ee8888fa7f","first_computed_at":"2026-07-05T06:50:51.573267Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:50:51.573267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LyxFpNvyXN1Cg+6rcqObR0JYq2UHl4vpSt0LWjMps4LcASuJfAsaBzIpc+DuKIIh7lyHPWVRL97SH+bGmcLDAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:50:51.573778Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.11555","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ee82d1638ec58bc5cdfbd2c013812aaa128e73f4ad69985e6cb6511a5fa99ade","sha256:dbe3c2407c3185954460b4724d7ae735a980e9d229ea5aafc270a1282fb71bcf"],"state_sha256":"7e63f2963cfbe47ecf2b18645f75c2274ff7aa303b71e5a35f15d5d22c2fd78f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0xzCcfgGlYwc7GoZwXsYKIS3XVdKL2oPs2OOM3sfjAb7WcwrW5hPTDCa2IIX7dXgUkPfl0fmoFDH9bpWHaWbAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T22:35:21.051352Z","bundle_sha256":"4303ee548bb9e6bc3ced04a44f2b0ff79e58c5dd8f285de97f7c47bf2c672438"}}