{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:S7MMT6SJPQURKFRIBTUMN4ZIO6","short_pith_number":"pith:S7MMT6SJ","canonical_record":{"source":{"id":"1307.4015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-15T16:47:25Z","cross_cats_sorted":[],"title_canon_sha256":"65b59ba3ec87cce19e31e64367782e9880b24cc51f5346e957a3daa7746cea98","abstract_canon_sha256":"6dd2581beca0076ba98b655c6c60937e6639d6f72d79c33fa27df4fd93ec90b6"},"schema_version":"1.0"},"canonical_sha256":"97d8c9fa497c291516280ce8c6f32877b54b3ae810722d22fd2979920fa7ccad","source":{"kind":"arxiv","id":"1307.4015","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.4015","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1307.4015v1","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.4015","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"S7MMT6SJPQUR","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S7MMT6SJPQURKFRI","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S7MMT6SJ","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:S7MMT6SJPQURKFRIBTUMN4ZIO6","target":"record","payload":{"canonical_record":{"source":{"id":"1307.4015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-15T16:47:25Z","cross_cats_sorted":[],"title_canon_sha256":"65b59ba3ec87cce19e31e64367782e9880b24cc51f5346e957a3daa7746cea98","abstract_canon_sha256":"6dd2581beca0076ba98b655c6c60937e6639d6f72d79c33fa27df4fd93ec90b6"},"schema_version":"1.0"},"canonical_sha256":"97d8c9fa497c291516280ce8c6f32877b54b3ae810722d22fd2979920fa7ccad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:48:50.066978Z","signature_b64":"XZ82x72f5Du1WTuev6olnDfcCgDbl4IY1Aq0TeRRyMaHPrvgMQyHnN5W/C4oCOE55rOP8h0bhDZRSww67va/BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97d8c9fa497c291516280ce8c6f32877b54b3ae810722d22fd2979920fa7ccad","last_reissued_at":"2026-05-18T01:48:50.066352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:48:50.066352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.4015","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":"2026-05-18T01:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UkoP4Nc/HauexpfM8+c2W2mKRzEJp/0x7W/E2y5j7MJgtRLcsrZDB+ejdQqmoH36VuV5GU6ga0Fp90i8Jf6CBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:56:43.668069Z"},"content_sha256":"0e3587bec8150ee8212d08a73d231721bdf2e976a9e649f7e8382ca5ec8f8d25","schema_version":"1.0","event_id":"sha256:0e3587bec8150ee8212d08a73d231721bdf2e976a9e649f7e8382ca5ec8f8d25"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:S7MMT6SJPQURKFRIBTUMN4ZIO6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sub-millimeter observations of IRAS and WISE debris disk candidates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Rajan, A. Schneider, C. D. Dowell, C. Kulesa, D. McCarthy, I. Song, J. Bulger, J. Patience, R. J. De Rosa, T. Hufford","submitted_at":"2013-07-15T16:47:25Z","abstract_excerpt":"A set of six debris disk candidates identified with IRAS or WISE excesses were observed at either 350 um or 450 um with the CSO. Five of the targets - HIP 51658, HIP 68160, HIP 73512, HIP 76375, and HIP 112460 - have among the largest measured excess emission from cold dust from IRAS in the 25-100 um bands. Single temperature blackbody fits to the excess dust emission of these sources predict 350-450 um fluxes above 240 mJy. The final target - HIP 73165 - exhibits weak excess emission above the stellar photosphere from WISE measurements at 22 um, indicative of a population of warm circumstella"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.4015","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":"2026-05-18T01:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OxX0ImK4rsocu3rfAOWiGsLJfwFKoo4cDu20E3syxZW+fx0sxQ/nY8lu/uSy78TWd6LKEEB52f4Q+aOvQchJAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:56:43.668422Z"},"content_sha256":"916b17a32051041a9fd8edcc4312e2e03dffe595b9f922d679209164c57c2679","schema_version":"1.0","event_id":"sha256:916b17a32051041a9fd8edcc4312e2e03dffe595b9f922d679209164c57c2679"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/bundle.json","state_url":"https://pith.science/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/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":"2026-06-02T03:56:43Z","links":{"resolver":"https://pith.science/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6","bundle":"https://pith.science/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/bundle.json","state":"https://pith.science/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S7MMT6SJPQURKFRIBTUMN4ZIO6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:S7MMT6SJPQURKFRIBTUMN4ZIO6","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":"6dd2581beca0076ba98b655c6c60937e6639d6f72d79c33fa27df4fd93ec90b6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-15T16:47:25Z","title_canon_sha256":"65b59ba3ec87cce19e31e64367782e9880b24cc51f5346e957a3daa7746cea98"},"schema_version":"1.0","source":{"id":"1307.4015","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.4015","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1307.4015v1","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.4015","created_at":"2026-05-18T01:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"S7MMT6SJPQUR","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S7MMT6SJPQURKFRI","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S7MMT6SJ","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:916b17a32051041a9fd8edcc4312e2e03dffe595b9f922d679209164c57c2679","target":"graph","created_at":"2026-05-18T01:48:50Z","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":"A set of six debris disk candidates identified with IRAS or WISE excesses were observed at either 350 um or 450 um with the CSO. Five of the targets - HIP 51658, HIP 68160, HIP 73512, HIP 76375, and HIP 112460 - have among the largest measured excess emission from cold dust from IRAS in the 25-100 um bands. Single temperature blackbody fits to the excess dust emission of these sources predict 350-450 um fluxes above 240 mJy. The final target - HIP 73165 - exhibits weak excess emission above the stellar photosphere from WISE measurements at 22 um, indicative of a population of warm circumstella","authors_text":"A. Rajan, A. Schneider, C. D. Dowell, C. Kulesa, D. McCarthy, I. Song, J. Bulger, J. Patience, R. J. De Rosa, T. Hufford","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-15T16:47:25Z","title":"Sub-millimeter observations of IRAS and WISE debris disk candidates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.4015","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":"sha256:0e3587bec8150ee8212d08a73d231721bdf2e976a9e649f7e8382ca5ec8f8d25","target":"record","created_at":"2026-05-18T01:48:50Z","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":"6dd2581beca0076ba98b655c6c60937e6639d6f72d79c33fa27df4fd93ec90b6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-15T16:47:25Z","title_canon_sha256":"65b59ba3ec87cce19e31e64367782e9880b24cc51f5346e957a3daa7746cea98"},"schema_version":"1.0","source":{"id":"1307.4015","kind":"arxiv","version":1}},"canonical_sha256":"97d8c9fa497c291516280ce8c6f32877b54b3ae810722d22fd2979920fa7ccad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97d8c9fa497c291516280ce8c6f32877b54b3ae810722d22fd2979920fa7ccad","first_computed_at":"2026-05-18T01:48:50.066352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:48:50.066352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XZ82x72f5Du1WTuev6olnDfcCgDbl4IY1Aq0TeRRyMaHPrvgMQyHnN5W/C4oCOE55rOP8h0bhDZRSww67va/BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:48:50.066978Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.4015","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e3587bec8150ee8212d08a73d231721bdf2e976a9e649f7e8382ca5ec8f8d25","sha256:916b17a32051041a9fd8edcc4312e2e03dffe595b9f922d679209164c57c2679"],"state_sha256":"7fbaac8cb3574341bbe5f2ba3ede5b82c7dc07a1064308b83b571a0e0db7b7bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f600l2nTfjLBB7GfhLn6Uf5dtTVvl58Z89MuZZhm0ZbIwheXBlvXeSd14euQuId+JgY/KZBLR3dN877JiEFXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:56:43.670266Z","bundle_sha256":"6bfc5810af40098ad30d5707d3002668acb4f56cc8882708fb28623a30576046"}}