{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:QMBAR25KLPX7XCF3FO5SOPVJOD","short_pith_number":"pith:QMBAR25K","canonical_record":{"source":{"id":"1110.4189","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-10-19T05:49:11Z","cross_cats_sorted":[],"title_canon_sha256":"b04483d93733a8e12c8d2f509cf531d48a74569c446ce348030679fb6c9d7594","abstract_canon_sha256":"2a865753ee04a98052ca5b18f6ff826409e5b1ecc68b7531d958daed4f885b12"},"schema_version":"1.0"},"canonical_sha256":"830208ebaa5beffb88bb2bbb273ea970cfd82b1dfd7cb2c0cbce899f3adafa48","source":{"kind":"arxiv","id":"1110.4189","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.4189","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"arxiv_version","alias_value":"1110.4189v1","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.4189","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"pith_short_12","alias_value":"QMBAR25KLPX7","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QMBAR25KLPX7XCF3","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QMBAR25K","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:QMBAR25KLPX7XCF3FO5SOPVJOD","target":"record","payload":{"canonical_record":{"source":{"id":"1110.4189","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-10-19T05:49:11Z","cross_cats_sorted":[],"title_canon_sha256":"b04483d93733a8e12c8d2f509cf531d48a74569c446ce348030679fb6c9d7594","abstract_canon_sha256":"2a865753ee04a98052ca5b18f6ff826409e5b1ecc68b7531d958daed4f885b12"},"schema_version":"1.0"},"canonical_sha256":"830208ebaa5beffb88bb2bbb273ea970cfd82b1dfd7cb2c0cbce899f3adafa48","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:08.844951Z","signature_b64":"NMHXB3xP0wxdH+3N1dFDTWuyajzPljaPob0gkIJBCSgCJr+ag+KYB26WV+Cdm44tNMJp4iIQaef3gGT/H4L0Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"830208ebaa5beffb88bb2bbb273ea970cfd82b1dfd7cb2c0cbce899f3adafa48","last_reissued_at":"2026-05-18T02:00:08.844237Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:08.844237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.4189","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":"2026-05-18T02:00:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eG+ucBch+q3smP+O6w79KC43A7gxVFyjzYCxPC4pPrzBK1rZIFNvuVfoDWiH3Kdww6Ws7WNjxBwJ+PLgSol7AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:14:00.514249Z"},"content_sha256":"120f3f5dee7adfdc9d0da3fe08dc25e76ab0ae8edda216c581ebd3575979a6a4","schema_version":"1.0","event_id":"sha256:120f3f5dee7adfdc9d0da3fe08dc25e76ab0ae8edda216c581ebd3575979a6a4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:QMBAR25KLPX7XCF3FO5SOPVJOD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Rapid Mid-Infrared Variability in Protostellar Disks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Douglas N.C. Lin, Hao Huang, Te T. Ke","submitted_at":"2011-10-19T05:49:11Z","abstract_excerpt":"Spectral energy distribution (SED) in protostellar disks is determined by the disks'internal dissipation and reprocessing of irradiation from their host stars. Around T Tauri stars, most mid-infrared (MIR) radiation (in a few to a few ten {\\mu}m wavelength range) emerge from regions around a fraction to a few AU's. This region is interesting because it contains both the habitable zone and the snow line. Recent observations reveal that SED variations, in the MIR wavelength range. These variations are puzzling because they occur on time scale (a few days) which is much shorter than the dynamical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.4189","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":"2026-05-18T02:00:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YRaK/n9Z3auwR6ypmZ2+HC/90rfT+3FlauVaFDie4uFI7PDXyYG+hV8Kb5Ugerl0HVLNghIcjSWYG8+pEN8RBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:14:00.514927Z"},"content_sha256":"7051797ea4090f1dfadb6027b62e70c0773e24fc95533972e5f53d767a5901be","schema_version":"1.0","event_id":"sha256:7051797ea4090f1dfadb6027b62e70c0773e24fc95533972e5f53d767a5901be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/bundle.json","state_url":"https://pith.science/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/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":"2026-05-31T12:14:00Z","links":{"resolver":"https://pith.science/pith/QMBAR25KLPX7XCF3FO5SOPVJOD","bundle":"https://pith.science/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/bundle.json","state":"https://pith.science/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QMBAR25KLPX7XCF3FO5SOPVJOD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:QMBAR25KLPX7XCF3FO5SOPVJOD","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":"2a865753ee04a98052ca5b18f6ff826409e5b1ecc68b7531d958daed4f885b12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-10-19T05:49:11Z","title_canon_sha256":"b04483d93733a8e12c8d2f509cf531d48a74569c446ce348030679fb6c9d7594"},"schema_version":"1.0","source":{"id":"1110.4189","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.4189","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"arxiv_version","alias_value":"1110.4189v1","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.4189","created_at":"2026-05-18T02:00:08Z"},{"alias_kind":"pith_short_12","alias_value":"QMBAR25KLPX7","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QMBAR25KLPX7XCF3","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QMBAR25K","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:7051797ea4090f1dfadb6027b62e70c0773e24fc95533972e5f53d767a5901be","target":"graph","created_at":"2026-05-18T02:00:08Z","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":"Spectral energy distribution (SED) in protostellar disks is determined by the disks'internal dissipation and reprocessing of irradiation from their host stars. Around T Tauri stars, most mid-infrared (MIR) radiation (in a few to a few ten {\\mu}m wavelength range) emerge from regions around a fraction to a few AU's. This region is interesting because it contains both the habitable zone and the snow line. Recent observations reveal that SED variations, in the MIR wavelength range. These variations are puzzling because they occur on time scale (a few days) which is much shorter than the dynamical","authors_text":"Douglas N.C. Lin, Hao Huang, Te T. Ke","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-10-19T05:49:11Z","title":"Rapid Mid-Infrared Variability in Protostellar Disks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.4189","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":"sha256:120f3f5dee7adfdc9d0da3fe08dc25e76ab0ae8edda216c581ebd3575979a6a4","target":"record","created_at":"2026-05-18T02:00:08Z","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":"2a865753ee04a98052ca5b18f6ff826409e5b1ecc68b7531d958daed4f885b12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-10-19T05:49:11Z","title_canon_sha256":"b04483d93733a8e12c8d2f509cf531d48a74569c446ce348030679fb6c9d7594"},"schema_version":"1.0","source":{"id":"1110.4189","kind":"arxiv","version":1}},"canonical_sha256":"830208ebaa5beffb88bb2bbb273ea970cfd82b1dfd7cb2c0cbce899f3adafa48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"830208ebaa5beffb88bb2bbb273ea970cfd82b1dfd7cb2c0cbce899f3adafa48","first_computed_at":"2026-05-18T02:00:08.844237Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:08.844237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NMHXB3xP0wxdH+3N1dFDTWuyajzPljaPob0gkIJBCSgCJr+ag+KYB26WV+Cdm44tNMJp4iIQaef3gGT/H4L0Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:08.844951Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.4189","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:120f3f5dee7adfdc9d0da3fe08dc25e76ab0ae8edda216c581ebd3575979a6a4","sha256:7051797ea4090f1dfadb6027b62e70c0773e24fc95533972e5f53d767a5901be"],"state_sha256":"8913f86acd3609739aecedb211564f55b77026ea06bfbe774f1ff68465d6f512"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k5pLaOYS7aUjXy45uyjNYjIAxHlGmqefqIpa0XBr1nEq8j9D+ifn4AoBGRsGsMKYWCILJVRVtknS5Zb1xBgmBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T12:14:00.517492Z","bundle_sha256":"3cd15a246bc1f1eaac6ff0f87b4da60b126a75765d532b83082bb89d373be569"}}