{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BF2HZ2W4S272KNMNRDOQUI4DZ5","short_pith_number":"pith:BF2HZ2W4","canonical_record":{"source":{"id":"1105.3386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-17T14:12:32Z","cross_cats_sorted":[],"title_canon_sha256":"71acde5e00a1d20fa3bae195d4940fca0cb92794ee6fd085fce8aa9aef55764c","abstract_canon_sha256":"c896fbb47935b0f59f491fb90e06ec16a92c8ed5ff2eabdb99a5f774c4efae7e"},"schema_version":"1.0"},"canonical_sha256":"09747ceadc96bfa5358d88dd0a2383cf742cb60a0de977f2f0e5328d489a8ced","source":{"kind":"arxiv","id":"1105.3386","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.3386","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"arxiv_version","alias_value":"1105.3386v1","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3386","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"pith_short_12","alias_value":"BF2HZ2W4S272","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BF2HZ2W4S272KNMN","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BF2HZ2W4","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BF2HZ2W4S272KNMNRDOQUI4DZ5","target":"record","payload":{"canonical_record":{"source":{"id":"1105.3386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-17T14:12:32Z","cross_cats_sorted":[],"title_canon_sha256":"71acde5e00a1d20fa3bae195d4940fca0cb92794ee6fd085fce8aa9aef55764c","abstract_canon_sha256":"c896fbb47935b0f59f491fb90e06ec16a92c8ed5ff2eabdb99a5f774c4efae7e"},"schema_version":"1.0"},"canonical_sha256":"09747ceadc96bfa5358d88dd0a2383cf742cb60a0de977f2f0e5328d489a8ced","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:00.151746Z","signature_b64":"dryUgxY3+f9yqU16wUOJxykkDro7u+JS5wDg/qqbbR32k3VaOBxFSVOreIzfI76LSuJLHB3ZLI8VqETxrP7nBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"09747ceadc96bfa5358d88dd0a2383cf742cb60a0de977f2f0e5328d489a8ced","last_reissued_at":"2026-05-18T04:22:00.151276Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:00.151276Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.3386","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":"2026-05-18T04:22:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lCg9AJTH40hYHAtFL7SDxVw+NJJq8R1Qwwnw2DgcVw6twNn+dUp2v/w4Wt6Nnm06Fu/s8jdaMk/HItuOUwMfDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:49:09.114497Z"},"content_sha256":"1443cbbd3beb0c593dad1e1037feaa3513635d2dfab2456b00bb348c6679f9e1","schema_version":"1.0","event_id":"sha256:1443cbbd3beb0c593dad1e1037feaa3513635d2dfab2456b00bb348c6679f9e1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BF2HZ2W4S272KNMNRDOQUI4DZ5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The extended atmospheres of Mira variables probed by VLTI, VLBA, and APEX","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. E. Ruiz-Velasco, A. Zijlstra, C. De Breuck, D. A. Boboltz, E. Humphreys, I. Karovicova, K. Ohnaka, M. Gray, M. Ireland, M. Scholz, M. Wittkowski, P. Whitelock","submitted_at":"2011-05-17T14:12:32Z","abstract_excerpt":"We present an overview on our project to study the extended atmospheres and dust formation zones of Mira stars using coordinated observations with the Very Large Telescope Interferometer (VLTI), the Very Long Baseline Array (VLBA), and the Atacama Pathfinder Experiment (APEX). The data are interpreted using an approach of combining recent dynamic model atmospheres with a radiative transfer model of the dust shell, and combining the resulting model structure with a maser propagation model."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3386","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":"2026-05-18T04:22:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cGoM6UlbwPtTFqDPMkYay/no5m+Ecx1ub4B0J7/1gyCpNalxcSj2yQa0tSsdT9kvvt0IwAY0VVIS0d3coiEQDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:49:09.115157Z"},"content_sha256":"f1cc6910139f75b72b79bc6e5dec904382c5d800ce72a9d18a536927f1971bfe","schema_version":"1.0","event_id":"sha256:f1cc6910139f75b72b79bc6e5dec904382c5d800ce72a9d18a536927f1971bfe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/bundle.json","state_url":"https://pith.science/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/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":"2026-05-19T07:49:09Z","links":{"resolver":"https://pith.science/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5","bundle":"https://pith.science/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/bundle.json","state":"https://pith.science/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BF2HZ2W4S272KNMNRDOQUI4DZ5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BF2HZ2W4S272KNMNRDOQUI4DZ5","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":"c896fbb47935b0f59f491fb90e06ec16a92c8ed5ff2eabdb99a5f774c4efae7e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-17T14:12:32Z","title_canon_sha256":"71acde5e00a1d20fa3bae195d4940fca0cb92794ee6fd085fce8aa9aef55764c"},"schema_version":"1.0","source":{"id":"1105.3386","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.3386","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"arxiv_version","alias_value":"1105.3386v1","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3386","created_at":"2026-05-18T04:22:00Z"},{"alias_kind":"pith_short_12","alias_value":"BF2HZ2W4S272","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BF2HZ2W4S272KNMN","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BF2HZ2W4","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:f1cc6910139f75b72b79bc6e5dec904382c5d800ce72a9d18a536927f1971bfe","target":"graph","created_at":"2026-05-18T04:22:00Z","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":"We present an overview on our project to study the extended atmospheres and dust formation zones of Mira stars using coordinated observations with the Very Large Telescope Interferometer (VLTI), the Very Long Baseline Array (VLBA), and the Atacama Pathfinder Experiment (APEX). The data are interpreted using an approach of combining recent dynamic model atmospheres with a radiative transfer model of the dust shell, and combining the resulting model structure with a maser propagation model.","authors_text":"A. E. Ruiz-Velasco, A. Zijlstra, C. De Breuck, D. A. Boboltz, E. Humphreys, I. Karovicova, K. Ohnaka, M. Gray, M. Ireland, M. Scholz, M. Wittkowski, P. Whitelock","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-17T14:12:32Z","title":"The extended atmospheres of Mira variables probed by VLTI, VLBA, and APEX"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3386","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":"sha256:1443cbbd3beb0c593dad1e1037feaa3513635d2dfab2456b00bb348c6679f9e1","target":"record","created_at":"2026-05-18T04:22:00Z","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":"c896fbb47935b0f59f491fb90e06ec16a92c8ed5ff2eabdb99a5f774c4efae7e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-05-17T14:12:32Z","title_canon_sha256":"71acde5e00a1d20fa3bae195d4940fca0cb92794ee6fd085fce8aa9aef55764c"},"schema_version":"1.0","source":{"id":"1105.3386","kind":"arxiv","version":1}},"canonical_sha256":"09747ceadc96bfa5358d88dd0a2383cf742cb60a0de977f2f0e5328d489a8ced","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"09747ceadc96bfa5358d88dd0a2383cf742cb60a0de977f2f0e5328d489a8ced","first_computed_at":"2026-05-18T04:22:00.151276Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:00.151276Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dryUgxY3+f9yqU16wUOJxykkDro7u+JS5wDg/qqbbR32k3VaOBxFSVOreIzfI76LSuJLHB3ZLI8VqETxrP7nBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:00.151746Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.3386","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1443cbbd3beb0c593dad1e1037feaa3513635d2dfab2456b00bb348c6679f9e1","sha256:f1cc6910139f75b72b79bc6e5dec904382c5d800ce72a9d18a536927f1971bfe"],"state_sha256":"7d864307380b9e6f9ca3114dd2773be91f706e0ab6d888e8175aac2f2b40e2d5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QEPoeDA/1rLQ6hxmnu5Yrez+O0eTo+MgWkrKi9dFiA1O7UKH6w7t9cR0BQYYnp2gkP4MQ5/2ZUyimHHmZOjwDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T07:49:09.117981Z","bundle_sha256":"4282ac9a6e81c95d2e1f215c837faead9890c93b0420d29eeaa7ba6c4275bbe6"}}