{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:GTMLOEF7VCNRE7XT4RUHAG2KLY","short_pith_number":"pith:GTMLOEF7","canonical_record":{"source":{"id":"1204.2374","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-04-11T08:30:58Z","cross_cats_sorted":[],"title_canon_sha256":"97c9604787bd26a7858b7c5d107580e7884d802c39bc2559dbfb321b08628d8a","abstract_canon_sha256":"ce38c376f4fb5b4c4c4cee98df0609582ed6464eaeb7dc06086a2c73d3e32e76"},"schema_version":"1.0"},"canonical_sha256":"34d8b710bfa89b127ef3e468701b4a5e20c66623fd65b1518af20faa9ae5c95f","source":{"kind":"arxiv","id":"1204.2374","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.2374","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"arxiv_version","alias_value":"1204.2374v1","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.2374","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"pith_short_12","alias_value":"GTMLOEF7VCNR","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GTMLOEF7VCNRE7XT","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GTMLOEF7","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:GTMLOEF7VCNRE7XT4RUHAG2KLY","target":"record","payload":{"canonical_record":{"source":{"id":"1204.2374","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-04-11T08:30:58Z","cross_cats_sorted":[],"title_canon_sha256":"97c9604787bd26a7858b7c5d107580e7884d802c39bc2559dbfb321b08628d8a","abstract_canon_sha256":"ce38c376f4fb5b4c4c4cee98df0609582ed6464eaeb7dc06086a2c73d3e32e76"},"schema_version":"1.0"},"canonical_sha256":"34d8b710bfa89b127ef3e468701b4a5e20c66623fd65b1518af20faa9ae5c95f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:53.685672Z","signature_b64":"CcITyAzP1TVTxA2AV9iA15dX1G4tCARq2nHMtq8WaP+3J+pxUwzDRBzv0xd1ewN06S4sQ8SIUIYZ2zcxlay5CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"34d8b710bfa89b127ef3e468701b4a5e20c66623fd65b1518af20faa9ae5c95f","last_reissued_at":"2026-05-18T01:57:53.685213Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:53.685213Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.2374","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":"2026-05-18T01:57:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K2SSjXPooBs7h6Mu+j8YXP7VRRUub4EMEJGgbt3KDRnEzuggRpFlJRXtGrssXrbvOWwlAaHyD9iTCGkkQ4sXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T23:32:02.944559Z"},"content_sha256":"2ff793e78550884f3d5a0a24dc42270ad4bfa6437d94517c1c325d66467cd3c9","schema_version":"1.0","event_id":"sha256:2ff793e78550884f3d5a0a24dc42270ad4bfa6437d94517c1c325d66467cd3c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:GTMLOEF7VCNRE7XT4RUHAG2KLY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transient dust in warm debris disks - Detection of Fe-rich olivine grains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Akemi Tamanai, Attila Juhasz, Attila Moor, Harald Mutschke, Johan Olofsson, Peter Abraham, Thomas Henning","submitted_at":"2012-04-11T08:30:58Z","abstract_excerpt":"(Abridged) Debris disks trace remnant reservoirs of leftover planetesimals in planetary systems. A handful of \"warm\" debris disks have been discovered in the last years, where emission in excess starts in the mid-infrared. An interesting subset within these warm debris disks are those where emission features are detected in mid-IR spectra, which points towards the presence of warm micron-sized dust grains. Given the ages of the host stars, the presence of these grains is puzzling, and questions their origin and survival in time. This study focuses on determining the mineralogy of the dust arou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.2374","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":"2026-05-18T01:57:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vqp8xuNUTsIH1hm/asCYCmWOjpLHFD9sxzfUbspqabGGsn8Rf2xdG6J2KUSZ7L5cgpleJwLHWulYlb36km8ODg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T23:32:02.945258Z"},"content_sha256":"54795ca629232f7ecda2b1be8e7d33f0481776afefb95dbc8b39e5c737e5b05e","schema_version":"1.0","event_id":"sha256:54795ca629232f7ecda2b1be8e7d33f0481776afefb95dbc8b39e5c737e5b05e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/bundle.json","state_url":"https://pith.science/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/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":"2026-05-24T23:32:02Z","links":{"resolver":"https://pith.science/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY","bundle":"https://pith.science/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/bundle.json","state":"https://pith.science/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GTMLOEF7VCNRE7XT4RUHAG2KLY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:GTMLOEF7VCNRE7XT4RUHAG2KLY","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":"ce38c376f4fb5b4c4c4cee98df0609582ed6464eaeb7dc06086a2c73d3e32e76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-04-11T08:30:58Z","title_canon_sha256":"97c9604787bd26a7858b7c5d107580e7884d802c39bc2559dbfb321b08628d8a"},"schema_version":"1.0","source":{"id":"1204.2374","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.2374","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"arxiv_version","alias_value":"1204.2374v1","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.2374","created_at":"2026-05-18T01:57:53Z"},{"alias_kind":"pith_short_12","alias_value":"GTMLOEF7VCNR","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GTMLOEF7VCNRE7XT","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GTMLOEF7","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:54795ca629232f7ecda2b1be8e7d33f0481776afefb95dbc8b39e5c737e5b05e","target":"graph","created_at":"2026-05-18T01:57:53Z","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":"(Abridged) Debris disks trace remnant reservoirs of leftover planetesimals in planetary systems. A handful of \"warm\" debris disks have been discovered in the last years, where emission in excess starts in the mid-infrared. An interesting subset within these warm debris disks are those where emission features are detected in mid-IR spectra, which points towards the presence of warm micron-sized dust grains. Given the ages of the host stars, the presence of these grains is puzzling, and questions their origin and survival in time. This study focuses on determining the mineralogy of the dust arou","authors_text":"Akemi Tamanai, Attila Juhasz, Attila Moor, Harald Mutschke, Johan Olofsson, Peter Abraham, Thomas Henning","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-04-11T08:30:58Z","title":"Transient dust in warm debris disks - Detection of Fe-rich olivine grains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.2374","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":"sha256:2ff793e78550884f3d5a0a24dc42270ad4bfa6437d94517c1c325d66467cd3c9","target":"record","created_at":"2026-05-18T01:57:53Z","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":"ce38c376f4fb5b4c4c4cee98df0609582ed6464eaeb7dc06086a2c73d3e32e76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-04-11T08:30:58Z","title_canon_sha256":"97c9604787bd26a7858b7c5d107580e7884d802c39bc2559dbfb321b08628d8a"},"schema_version":"1.0","source":{"id":"1204.2374","kind":"arxiv","version":1}},"canonical_sha256":"34d8b710bfa89b127ef3e468701b4a5e20c66623fd65b1518af20faa9ae5c95f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34d8b710bfa89b127ef3e468701b4a5e20c66623fd65b1518af20faa9ae5c95f","first_computed_at":"2026-05-18T01:57:53.685213Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:53.685213Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CcITyAzP1TVTxA2AV9iA15dX1G4tCARq2nHMtq8WaP+3J+pxUwzDRBzv0xd1ewN06S4sQ8SIUIYZ2zcxlay5CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:53.685672Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.2374","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2ff793e78550884f3d5a0a24dc42270ad4bfa6437d94517c1c325d66467cd3c9","sha256:54795ca629232f7ecda2b1be8e7d33f0481776afefb95dbc8b39e5c737e5b05e"],"state_sha256":"cb5a1d4e6d03841a79680729821367b7f4c19b3b0cad3169c042c05493619337"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nkOys6rw0PXINB8uaeoO/M0mXyp2BjrtfN1Uh79Z6GVGMOqezEY9qjFQzDEjePoQ7/jRD87/AEvXmpr1Aqk5Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T23:32:02.948877Z","bundle_sha256":"82e076fd3274338893f90cddb2df414772600580c790401438a53601cebe2e8b"}}