{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:3RDVX7SJN2NJW3DCSEXGBJSODK","short_pith_number":"pith:3RDVX7SJ","schema_version":"1.0","canonical_sha256":"dc475bfe496e9a9b6c62912e60a64e1ababdc61564f124dda9f98d00c5245905","source":{"kind":"arxiv","id":"2412.07474","version":1},"attestation_state":"computed","paper":{"title":"Pushing ALMA to the limit: 140 pc resolution observations of a z=6.6 quasar-galaxy merger resolve strikingly different morphologies of dust continuum and [CII] 158 um emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bram Venemans, Fabian Walter, Marcel Neeleman, Roberto Decarli, Romain A. Meyer","submitted_at":"2024-12-10T12:44:12Z","abstract_excerpt":"We present $0.\"026$ $(140\\ \\rm{pc})$ resolution ALMA observations of [C II] $158\\ \\mu\\rm{m}$ and dust continuum emission of the $z=6.6$ quasar J0305--3150, resolved over $\\sim 300-400$ independent resolution elements. The dust continuum emission is compact with $\\sim 80\\%$ recovered within $r<0.\"3$ $(1.6\\ \\rm{kpc})$, whereas the [C II] emission profile is composed of a central Gaussian ($r<0.\"4$, i.e. $<2.2\\ \\rm{kpc}$) and an extended component (detected up to $\\sim 10\\ \\rm{kpc}$ at $>3\\sigma$). We infer a direct contribution of the quasar to the observed 260\\ \\rm{GHz} continuum $S_{\\nu,\\rm{QS"},"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":"2412.07474","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-12-10T12:44:12Z","cross_cats_sorted":[],"title_canon_sha256":"f1416a02c05a13a6ae5ae53a47a7a0359132ad45420fe2b6ebc9f1092fce64c0","abstract_canon_sha256":"e4e4de700915a32bdd46c06264c0faf7d8170263b645e1d9a33ea633867cbaa7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:47:10.205052Z","signature_b64":"abJrXM57rU2GUqOZMw+IyfJ1XBmZYVFNXmDlia0xH0xbWb/KGP6TG45tH85qcrRbwOCCWw8LTsrkHKSjpkBdAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc475bfe496e9a9b6c62912e60a64e1ababdc61564f124dda9f98d00c5245905","last_reissued_at":"2026-07-05T09:47:10.204560Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:47:10.204560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pushing ALMA to the limit: 140 pc resolution observations of a z=6.6 quasar-galaxy merger resolve strikingly different morphologies of dust continuum and [CII] 158 um emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bram Venemans, Fabian Walter, Marcel Neeleman, Roberto Decarli, Romain A. Meyer","submitted_at":"2024-12-10T12:44:12Z","abstract_excerpt":"We present $0.\"026$ $(140\\ \\rm{pc})$ resolution ALMA observations of [C II] $158\\ \\mu\\rm{m}$ and dust continuum emission of the $z=6.6$ quasar J0305--3150, resolved over $\\sim 300-400$ independent resolution elements. The dust continuum emission is compact with $\\sim 80\\%$ recovered within $r<0.\"3$ $(1.6\\ \\rm{kpc})$, whereas the [C II] emission profile is composed of a central Gaussian ($r<0.\"4$, i.e. $<2.2\\ \\rm{kpc}$) and an extended component (detected up to $\\sim 10\\ \\rm{kpc}$ at $>3\\sigma$). We infer a direct contribution of the quasar to the observed 260\\ \\rm{GHz} continuum $S_{\\nu,\\rm{QS"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.07474","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.07474/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2412.07474","created_at":"2026-07-05T09:47:10.204616+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.07474v1","created_at":"2026-07-05T09:47:10.204616+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.07474","created_at":"2026-07-05T09:47:10.204616+00:00"},{"alias_kind":"pith_short_12","alias_value":"3RDVX7SJN2NJ","created_at":"2026-07-05T09:47:10.204616+00:00"},{"alias_kind":"pith_short_16","alias_value":"3RDVX7SJN2NJW3DC","created_at":"2026-07-05T09:47:10.204616+00:00"},{"alias_kind":"pith_short_8","alias_value":"3RDVX7SJ","created_at":"2026-07-05T09:47:10.204616+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/3RDVX7SJN2NJW3DCSEXGBJSODK","json":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK.json","graph_json":"https://pith.science/api/pith-number/3RDVX7SJN2NJW3DCSEXGBJSODK/graph.json","events_json":"https://pith.science/api/pith-number/3RDVX7SJN2NJW3DCSEXGBJSODK/events.json","paper":"https://pith.science/paper/3RDVX7SJ"},"agent_actions":{"view_html":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK","download_json":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK.json","view_paper":"https://pith.science/paper/3RDVX7SJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.07474&json=true","fetch_graph":"https://pith.science/api/pith-number/3RDVX7SJN2NJW3DCSEXGBJSODK/graph.json","fetch_events":"https://pith.science/api/pith-number/3RDVX7SJN2NJW3DCSEXGBJSODK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK/action/storage_attestation","attest_author":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK/action/author_attestation","sign_citation":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK/action/citation_signature","submit_replication":"https://pith.science/pith/3RDVX7SJN2NJW3DCSEXGBJSODK/action/replication_record"}},"created_at":"2026-07-05T09:47:10.204616+00:00","updated_at":"2026-07-05T09:47:10.204616+00:00"}