{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MTIUVVK3LN7KBTTOQB3Y4VJHTR","short_pith_number":"pith:MTIUVVK3","canonical_record":{"source":{"id":"1702.03852","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-13T16:16:38Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"09fe7381c0c159b0d7b9fcd0490407a666733774dadabd90bd7cd210cbb0d815","abstract_canon_sha256":"24de87839bc4cf672c1ed1b46695b834afbe7909c116f8ae9f240db0ef970de7"},"schema_version":"1.0"},"canonical_sha256":"64d14ad55b5b7ea0ce6e80778e55279c6bfdff9760dd9d0309a37633f1f63cf3","source":{"kind":"arxiv","id":"1702.03852","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.03852","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1702.03852v1","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.03852","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"MTIUVVK3LN7K","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MTIUVVK3LN7KBTTO","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MTIUVVK3","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MTIUVVK3LN7KBTTOQB3Y4VJHTR","target":"record","payload":{"canonical_record":{"source":{"id":"1702.03852","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-13T16:16:38Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"09fe7381c0c159b0d7b9fcd0490407a666733774dadabd90bd7cd210cbb0d815","abstract_canon_sha256":"24de87839bc4cf672c1ed1b46695b834afbe7909c116f8ae9f240db0ef970de7"},"schema_version":"1.0"},"canonical_sha256":"64d14ad55b5b7ea0ce6e80778e55279c6bfdff9760dd9d0309a37633f1f63cf3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:14.601961Z","signature_b64":"iNAaVp+cJSn+1Rb8FixZzVGT6pmSaIp/lgaNYjo4hj7LIStvHyaASnc71+JqC0Qj1kJ/hEK5e6FzMawrZp+eCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64d14ad55b5b7ea0ce6e80778e55279c6bfdff9760dd9d0309a37633f1f63cf3","last_reissued_at":"2026-05-18T00:48:14.601337Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:14.601337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.03852","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":"2026-05-18T00:48:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9eSlah3gtCLGAmM9GEuLelNsWTOkgipivXU04LDZ+/JLYIB9D0ipuqeKeoOzZ7QbQNoIX/AcXa1zyJk890WNAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T11:01:31.679230Z"},"content_sha256":"bf5230fcb2835352cdd9da8a847ccc77efe2a4df10862ecf8c54a6cd6b83791a","schema_version":"1.0","event_id":"sha256:bf5230fcb2835352cdd9da8a847ccc77efe2a4df10862ecf8c54a6cd6b83791a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MTIUVVK3LN7KBTTOQB3Y4VJHTR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The compact, ~1 kpc host galaxy of a quasar at z=7.1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Bram Venemans, Chris Simpson, Daniel Mortlock, Eduardo Banados, Fabian Walter, Jacqueline Hodge, Paul Hewett, Richard McMahon, Roberto Decarli","submitted_at":"2017-02-13T16:16:38Z","abstract_excerpt":"We present ALMA observations of the [CII] fine structure line and the underlying far-infrared (FIR) dust continuum emission in J1120+0641, the most distant quasar currently known (z=7.1). We also present observations targeting the CO(2-1), CO(7-6) and [CI] 369 micron lines in the same source obtained at the VLA and PdBI. We find a [CII] line flux of F_[CII]=1.11+/-0.10 Jy km/s and a continuum flux density of S_227GHz=0.53+/-0.04 mJy/beam, consistent with previous unresolved measurements. No other source is detected in continuum or [CII] emission in the field covered by ALMA (~25\"). At the reso"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.03852","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":"2026-05-18T00:48:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fgDredc7s8ZOq4VvrxBWAcXqwezTw71fFiQaYRsALwVTr0ENAAmyeb10AhnruyY+bPi5Jh8KRdJXNcmAd38HAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T11:01:31.679606Z"},"content_sha256":"2bc293832c112e0ef1f1983e5c67a6219681928f836532a745c0000f2bc864a7","schema_version":"1.0","event_id":"sha256:2bc293832c112e0ef1f1983e5c67a6219681928f836532a745c0000f2bc864a7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/bundle.json","state_url":"https://pith.science/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/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":"2026-07-02T11:01:31Z","links":{"resolver":"https://pith.science/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR","bundle":"https://pith.science/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/bundle.json","state":"https://pith.science/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MTIUVVK3LN7KBTTOQB3Y4VJHTR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MTIUVVK3LN7KBTTOQB3Y4VJHTR","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":"24de87839bc4cf672c1ed1b46695b834afbe7909c116f8ae9f240db0ef970de7","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-13T16:16:38Z","title_canon_sha256":"09fe7381c0c159b0d7b9fcd0490407a666733774dadabd90bd7cd210cbb0d815"},"schema_version":"1.0","source":{"id":"1702.03852","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.03852","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"1702.03852v1","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.03852","created_at":"2026-05-18T00:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"MTIUVVK3LN7K","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MTIUVVK3LN7KBTTO","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MTIUVVK3","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:2bc293832c112e0ef1f1983e5c67a6219681928f836532a745c0000f2bc864a7","target":"graph","created_at":"2026-05-18T00:48:14Z","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":"We present ALMA observations of the [CII] fine structure line and the underlying far-infrared (FIR) dust continuum emission in J1120+0641, the most distant quasar currently known (z=7.1). We also present observations targeting the CO(2-1), CO(7-6) and [CI] 369 micron lines in the same source obtained at the VLA and PdBI. We find a [CII] line flux of F_[CII]=1.11+/-0.10 Jy km/s and a continuum flux density of S_227GHz=0.53+/-0.04 mJy/beam, consistent with previous unresolved measurements. No other source is detected in continuum or [CII] emission in the field covered by ALMA (~25\"). At the reso","authors_text":"Bram Venemans, Chris Simpson, Daniel Mortlock, Eduardo Banados, Fabian Walter, Jacqueline Hodge, Paul Hewett, Richard McMahon, Roberto Decarli","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-13T16:16:38Z","title":"The compact, ~1 kpc host galaxy of a quasar at z=7.1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.03852","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:bf5230fcb2835352cdd9da8a847ccc77efe2a4df10862ecf8c54a6cd6b83791a","target":"record","created_at":"2026-05-18T00:48:14Z","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":"24de87839bc4cf672c1ed1b46695b834afbe7909c116f8ae9f240db0ef970de7","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-13T16:16:38Z","title_canon_sha256":"09fe7381c0c159b0d7b9fcd0490407a666733774dadabd90bd7cd210cbb0d815"},"schema_version":"1.0","source":{"id":"1702.03852","kind":"arxiv","version":1}},"canonical_sha256":"64d14ad55b5b7ea0ce6e80778e55279c6bfdff9760dd9d0309a37633f1f63cf3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64d14ad55b5b7ea0ce6e80778e55279c6bfdff9760dd9d0309a37633f1f63cf3","first_computed_at":"2026-05-18T00:48:14.601337Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:14.601337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iNAaVp+cJSn+1Rb8FixZzVGT6pmSaIp/lgaNYjo4hj7LIStvHyaASnc71+JqC0Qj1kJ/hEK5e6FzMawrZp+eCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:14.601961Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.03852","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf5230fcb2835352cdd9da8a847ccc77efe2a4df10862ecf8c54a6cd6b83791a","sha256:2bc293832c112e0ef1f1983e5c67a6219681928f836532a745c0000f2bc864a7"],"state_sha256":"bd26b864f6485d7ea3a9bc007af955e5a194c9065d60234d9f22940148512c22"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mee6+XlUwDb+K5EB/fRCR1Yr4Pof6bxHCe16OHEhPuv1568ZT6aB2PzjLsrsteJtqIDv3RBfpDJis8jKyojpAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T11:01:31.681552Z","bundle_sha256":"ebbfa29ae601634e626f08889ccabeed69e10c0873d7a0fdfa07853c88aafb0b"}}