{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:QT2XVFXWPUWV72FKEQSKF5PH6H","short_pith_number":"pith:QT2XVFXW","schema_version":"1.0","canonical_sha256":"84f57a96f67d2d5fe8aa2424a2f5e7f1ccae72c5b0b3a4755b60945b8768670b","source":{"kind":"arxiv","id":"1504.03418","version":2},"attestation_state":"computed","paper":{"title":"The \\^G Infrared Search for Extraterrestrial Civilizations with Large Energy Supplies. III. The Reddest Extended Sources in WISE","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Brendan Mullan, Jason T. Wright, Jessica Maldonado, Matthew S. Povich, Roger L. Griffith, Steinn Sigurdsson","submitted_at":"2015-04-14T04:30:34Z","abstract_excerpt":"Nearby Type III (galaxy-spanning) Kardashev supercivilizations would have high mid-infrared (MIR) luminosities. We have used the Wide-field Infrared Survey Explorer (WISE) to survey ~$1 \\times 10^5$ galaxies for extreme MIR emission, $10^3$ times more galaxies than the only previous such search. We have calibrated the WISE All-sky Catalog pipeline products to improve its photometry for extended sources. We present 563 extended sources with $|b| \\ge 10$ and red MIR colors, having visually vetted them to remove artifacts. No galaxies in our sample host an alien civilization reprocessing more tha"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1504.03418","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-14T04:30:34Z","cross_cats_sorted":[],"title_canon_sha256":"7cd23b2f1b66db5660c8eac8a3fd198581b033111aceda257fda79374dddd80c","abstract_canon_sha256":"c028bce179f75458619318cf2d78a3b42b80247bf6e4bea73932737a7b0a3244"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:48.920953Z","signature_b64":"LdR8bLQ8V+8q6rBxSpiF9+s3E7//QVbi7ov1h80ixC0q55SmKrYdKJDMpOX2L9lOzBPVyRxoFGGWtIpfB+4ACg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84f57a96f67d2d5fe8aa2424a2f5e7f1ccae72c5b0b3a4755b60945b8768670b","last_reissued_at":"2026-05-18T01:40:48.920179Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:48.920179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The \\^G Infrared Search for Extraterrestrial Civilizations with Large Energy Supplies. III. The Reddest Extended Sources in WISE","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Brendan Mullan, Jason T. Wright, Jessica Maldonado, Matthew S. Povich, Roger L. Griffith, Steinn Sigurdsson","submitted_at":"2015-04-14T04:30:34Z","abstract_excerpt":"Nearby Type III (galaxy-spanning) Kardashev supercivilizations would have high mid-infrared (MIR) luminosities. We have used the Wide-field Infrared Survey Explorer (WISE) to survey ~$1 \\times 10^5$ galaxies for extreme MIR emission, $10^3$ times more galaxies than the only previous such search. We have calibrated the WISE All-sky Catalog pipeline products to improve its photometry for extended sources. We present 563 extended sources with $|b| \\ge 10$ and red MIR colors, having visually vetted them to remove artifacts. No galaxies in our sample host an alien civilization reprocessing more tha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.03418","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1504.03418","created_at":"2026-05-18T01:40:48.920310+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.03418v2","created_at":"2026-05-18T01:40:48.920310+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.03418","created_at":"2026-05-18T01:40:48.920310+00:00"},{"alias_kind":"pith_short_12","alias_value":"QT2XVFXWPUWV","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_16","alias_value":"QT2XVFXWPUWV72FK","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_8","alias_value":"QT2XVFXW","created_at":"2026-05-18T12:29:37.295048+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H","json":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H.json","graph_json":"https://pith.science/api/pith-number/QT2XVFXWPUWV72FKEQSKF5PH6H/graph.json","events_json":"https://pith.science/api/pith-number/QT2XVFXWPUWV72FKEQSKF5PH6H/events.json","paper":"https://pith.science/paper/QT2XVFXW"},"agent_actions":{"view_html":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H","download_json":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H.json","view_paper":"https://pith.science/paper/QT2XVFXW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.03418&json=true","fetch_graph":"https://pith.science/api/pith-number/QT2XVFXWPUWV72FKEQSKF5PH6H/graph.json","fetch_events":"https://pith.science/api/pith-number/QT2XVFXWPUWV72FKEQSKF5PH6H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H/action/storage_attestation","attest_author":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H/action/author_attestation","sign_citation":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H/action/citation_signature","submit_replication":"https://pith.science/pith/QT2XVFXWPUWV72FKEQSKF5PH6H/action/replication_record"}},"created_at":"2026-05-18T01:40:48.920310+00:00","updated_at":"2026-05-18T01:40:48.920310+00:00"}