{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:G6EZU327ONWL7KB7PMIL56C5AR","short_pith_number":"pith:G6EZU327","canonical_record":{"source":{"id":"1805.10599","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-05-27T09:12:46Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"96266dfd1cabd73351868171fb16e8c3d17c89064ed720745141ea6bd186b4cc","abstract_canon_sha256":"c568535eb7515c05275b32edde11a474a19b3380b94d35e80095c75e5f46f069"},"schema_version":"1.0"},"canonical_sha256":"37899a6f5f736cbfa83f7b10bef85d044368cd0de65f04604f7ffda1d40cafc0","source":{"kind":"arxiv","id":"1805.10599","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10599","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10599v2","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10599","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_12","alias_value":"G6EZU327ONWL","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_16","alias_value":"G6EZU327ONWL7KB7","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_8","alias_value":"G6EZU327","created_at":"2026-07-05T00:42:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:G6EZU327ONWL7KB7PMIL56C5AR","target":"record","payload":{"canonical_record":{"source":{"id":"1805.10599","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-05-27T09:12:46Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"96266dfd1cabd73351868171fb16e8c3d17c89064ed720745141ea6bd186b4cc","abstract_canon_sha256":"c568535eb7515c05275b32edde11a474a19b3380b94d35e80095c75e5f46f069"},"schema_version":"1.0"},"canonical_sha256":"37899a6f5f736cbfa83f7b10bef85d044368cd0de65f04604f7ffda1d40cafc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:42:13.160434Z","signature_b64":"NQPIJ6RMpTa8c7SwNCjEfKkhoWeo29FASi8PE6IJeEMupeLyhO33DMY43FFCTiiTgM4AUyNy8m5mR9+Q3T8uBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37899a6f5f736cbfa83f7b10bef85d044368cd0de65f04604f7ffda1d40cafc0","last_reissued_at":"2026-07-05T00:42:13.160015Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:42:13.160015Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.10599","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":"2026-07-05T00:42:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"so/Ujz/Hi2GumZyZ/6FyVzZ1Vk5w4sWgcERJ4KWKQ86CmjuVXNnsnhx0jhiVdwWBXo2yxw1Chg9ZgfzrEipUAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T00:51:21.312139Z"},"content_sha256":"0394bd9075de94aabd849d29ba3d69ff595ed46ec27fe6f4b98b8b666d803505","schema_version":"1.0","event_id":"sha256:0394bd9075de94aabd849d29ba3d69ff595ed46ec27fe6f4b98b8b666d803505"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:G6EZU327ONWL7KB7PMIL56C5AR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Extended Dust Emission from Nearby Evolved Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Albert Zijlstra, Alfonso Trejo, Francisca Kemper, Jan Cami, Jan G. A. Wouterloot, Jonathan P. Marshall, Peter Scicluna, Sundar Srinivasan, Thavisha E. Dharmawardena","submitted_at":"2018-05-27T09:12:46Z","abstract_excerpt":"We present JCMT SCUBA-2 $450\\mu$m and $850\\mu$m observations of 14 Asymptotic Giant Branch (AGB) stars (9 O--rich, 4 C-rich and 1 S--type) and one Red Supergiant (RSG) in the Solar Neighbourhood. We combine these observations with \\emph{Herschel}/PACS observations at $70\\mu$m and $160\\mu$m and obtain azimuthally-averaged surface-brightness profiles and their PSF subtracted residuals. The extent of the SCUBA-2 850 $\\mu$m emission ranges from 0.01 to 0.16 pc with an average of $\\sim40\\%$ of the total flux being emitted from the extended component. By fitting a modified black-body to the four-poi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10599","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/1805.10599/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":"2026-07-05T00:42:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4FApVXTuSfBRh/zorHJdj2pBGV7jiIrXR9ZTPJDeQCnwnwgGZMapIqim6gkvThyS8vBfa+wFfLxY4ckpn2z4AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T00:51:21.312837Z"},"content_sha256":"1cc2a639a9bea749d49a5a4432be2bb10bbce06ff1d7b823e0f15370cfcaddf3","schema_version":"1.0","event_id":"sha256:1cc2a639a9bea749d49a5a4432be2bb10bbce06ff1d7b823e0f15370cfcaddf3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G6EZU327ONWL7KB7PMIL56C5AR/bundle.json","state_url":"https://pith.science/pith/G6EZU327ONWL7KB7PMIL56C5AR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G6EZU327ONWL7KB7PMIL56C5AR/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":"2026-08-03T00:51:21Z","links":{"resolver":"https://pith.science/pith/G6EZU327ONWL7KB7PMIL56C5AR","bundle":"https://pith.science/pith/G6EZU327ONWL7KB7PMIL56C5AR/bundle.json","state":"https://pith.science/pith/G6EZU327ONWL7KB7PMIL56C5AR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G6EZU327ONWL7KB7PMIL56C5AR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:G6EZU327ONWL7KB7PMIL56C5AR","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":"c568535eb7515c05275b32edde11a474a19b3380b94d35e80095c75e5f46f069","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-05-27T09:12:46Z","title_canon_sha256":"96266dfd1cabd73351868171fb16e8c3d17c89064ed720745141ea6bd186b4cc"},"schema_version":"1.0","source":{"id":"1805.10599","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10599","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10599v2","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10599","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_12","alias_value":"G6EZU327ONWL","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_16","alias_value":"G6EZU327ONWL7KB7","created_at":"2026-07-05T00:42:13Z"},{"alias_kind":"pith_short_8","alias_value":"G6EZU327","created_at":"2026-07-05T00:42:13Z"}],"graph_snapshots":[{"event_id":"sha256:1cc2a639a9bea749d49a5a4432be2bb10bbce06ff1d7b823e0f15370cfcaddf3","target":"graph","created_at":"2026-07-05T00:42:13Z","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/1805.10599/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present JCMT SCUBA-2 $450\\mu$m and $850\\mu$m observations of 14 Asymptotic Giant Branch (AGB) stars (9 O--rich, 4 C-rich and 1 S--type) and one Red Supergiant (RSG) in the Solar Neighbourhood. We combine these observations with \\emph{Herschel}/PACS observations at $70\\mu$m and $160\\mu$m and obtain azimuthally-averaged surface-brightness profiles and their PSF subtracted residuals. The extent of the SCUBA-2 850 $\\mu$m emission ranges from 0.01 to 0.16 pc with an average of $\\sim40\\%$ of the total flux being emitted from the extended component. By fitting a modified black-body to the four-poi","authors_text":"Albert Zijlstra, Alfonso Trejo, Francisca Kemper, Jan Cami, Jan G. A. Wouterloot, Jonathan P. Marshall, Peter Scicluna, Sundar Srinivasan, Thavisha E. Dharmawardena","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-05-27T09:12:46Z","title":"Extended Dust Emission from Nearby Evolved Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10599","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":"sha256:0394bd9075de94aabd849d29ba3d69ff595ed46ec27fe6f4b98b8b666d803505","target":"record","created_at":"2026-07-05T00:42:13Z","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":"c568535eb7515c05275b32edde11a474a19b3380b94d35e80095c75e5f46f069","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-05-27T09:12:46Z","title_canon_sha256":"96266dfd1cabd73351868171fb16e8c3d17c89064ed720745141ea6bd186b4cc"},"schema_version":"1.0","source":{"id":"1805.10599","kind":"arxiv","version":2}},"canonical_sha256":"37899a6f5f736cbfa83f7b10bef85d044368cd0de65f04604f7ffda1d40cafc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37899a6f5f736cbfa83f7b10bef85d044368cd0de65f04604f7ffda1d40cafc0","first_computed_at":"2026-07-05T00:42:13.160015Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:42:13.160015Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NQPIJ6RMpTa8c7SwNCjEfKkhoWeo29FASi8PE6IJeEMupeLyhO33DMY43FFCTiiTgM4AUyNy8m5mR9+Q3T8uBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:42:13.160434Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.10599","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0394bd9075de94aabd849d29ba3d69ff595ed46ec27fe6f4b98b8b666d803505","sha256:1cc2a639a9bea749d49a5a4432be2bb10bbce06ff1d7b823e0f15370cfcaddf3"],"state_sha256":"f1669c6cb9b2df2ab84b109bf311631b3872c0e4142cbdf3d38cf3bc3e0745d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u+TPPogs2dK16JLzZ3JBzbBuNc+FADERTrZ8cquEKpo0HGlpyQx8koxWfE+Gy2wJ/LNOSyYxY+oaodYCehhzCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T00:51:21.318145Z","bundle_sha256":"88771bd921d74e7268e51d20b2f7f1013d8b794a1481db9ecbb230d676486822"}}