{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:FYBWZKECM2RQ7B4YDEMX3WCEIP","short_pith_number":"pith:FYBWZKEC","canonical_record":{"source":{"id":"2404.18991","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-04-29T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"5781479363f05015c3340e8d615070141a95737d2699f34570e763965b587593","abstract_canon_sha256":"8d132db16694d949614473f706f31e0a773fda5b10f4602a23fd598352644102"},"schema_version":"1.0"},"canonical_sha256":"2e036ca88266a30f879819197dd84443fb3c7e947adaa49b5da66fa7938cdd0a","source":{"kind":"arxiv","id":"2404.18991","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.18991","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"arxiv_version","alias_value":"2404.18991v1","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.18991","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_12","alias_value":"FYBWZKECM2RQ","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_16","alias_value":"FYBWZKECM2RQ7B4Y","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_8","alias_value":"FYBWZKEC","created_at":"2026-07-05T08:13:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:FYBWZKECM2RQ7B4YDEMX3WCEIP","target":"record","payload":{"canonical_record":{"source":{"id":"2404.18991","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-04-29T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"5781479363f05015c3340e8d615070141a95737d2699f34570e763965b587593","abstract_canon_sha256":"8d132db16694d949614473f706f31e0a773fda5b10f4602a23fd598352644102"},"schema_version":"1.0"},"canonical_sha256":"2e036ca88266a30f879819197dd84443fb3c7e947adaa49b5da66fa7938cdd0a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:13:35.941208Z","signature_b64":"UYmGSIAD3p9r4w0jURF20/mWI0P1oyn7HvUPDGjnVmeKYnbW+/Bd9t8xJubPgqger/bipgMFl94jHmYEdU8BDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e036ca88266a30f879819197dd84443fb3c7e947adaa49b5da66fa7938cdd0a","last_reissued_at":"2026-07-05T08:13:35.940760Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:13:35.940760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2404.18991","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":"2026-07-05T08:13:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mgOGrXzSUQXI9AjzEDqrn8Bpv+UB2R405nB3ONnV7zskKCPZPCnfyFFi1y9mJKhl6aPxLdbiUQGR48FBLWlnDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:32:33.889783Z"},"content_sha256":"2dcc97c930824a7c03432492ce6808a5bdd65b5c3368ac99b6e515ec30bcd0ee","schema_version":"1.0","event_id":"sha256:2dcc97c930824a7c03432492ce6808a5bdd65b5c3368ac99b6e515ec30bcd0ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:FYBWZKECM2RQ7B4YDEMX3WCEIP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A dusty proto-cluster surrounding the binary galaxy HerBS-70 at $z = 2.3$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Beelen, A.I. Harris, A.J. Baker, A. J. Young, A. Nanni, A. Omont, A.R. Cooray, A. Wei{\\ss}, B. Jones, C. Vlahakis, C. Yang, D.A. Riechers, D.H. Hughes, D. Ismail, E. Borsato, F. Stanley, G.J. Bendo, H. Dannerbauer, H. Messias, I. Perez-Fournon, K.M. Butler, L. Dunne, L. Marchetti, M.D. Lehnert, M. Hagimoto, M. Krips, M. Negrello, N. Chartab, P. Cox, P.P. van der Werf, R. Gavazzi, R.J. Ivison, R. Neri, S. A. Urquhart, S. Berta, S. Dye, S. Eales, S. Serjeant, Tom J.L.C. Bakx, V. Buat, Y. Tamura","submitted_at":"2024-04-29T18:00:00Z","abstract_excerpt":"We report on deep SCUBA-2 observations at 850$\\mu$m and NOEMA spectroscopic measurements at 2 mm of the environment surrounding the luminous, massive ($M_{*} \\approx 2 \\times 10^{11}$ M$_{\\odot}$) Herschel-selected source HerBS-70. This source was revealed by previous NOEMA observations to be a binary system of dusty star-forming galaxies at $z= 2.3$, with the East component (HerBS-70E) hosting an Active Galactic Nucleus (AGN). The SCUBA-2 observations detected, in addition to the binary system, twenty-one sources at $> 3.5 \\sigma$ over an area of $\\sim 25$ square comoving Mpc with a sensitivi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.18991","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/2404.18991/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":"2026-07-05T08:13:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"01yIY46Q/Cg21NxiycpXkaStUrzRSfCoIr/zbtqvYCTsihSqy6tCRA58hW9QLjjXKgxcNU+SshWTVvDvS5gfDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:32:33.890165Z"},"content_sha256":"ff98951536825446ec77f05a6ea35373e13843617b93c7726123a1a6285bebe4","schema_version":"1.0","event_id":"sha256:ff98951536825446ec77f05a6ea35373e13843617b93c7726123a1a6285bebe4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/bundle.json","state_url":"https://pith.science/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/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":"2026-07-07T13:32:33Z","links":{"resolver":"https://pith.science/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP","bundle":"https://pith.science/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/bundle.json","state":"https://pith.science/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FYBWZKECM2RQ7B4YDEMX3WCEIP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:FYBWZKECM2RQ7B4YDEMX3WCEIP","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":"8d132db16694d949614473f706f31e0a773fda5b10f4602a23fd598352644102","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-04-29T18:00:00Z","title_canon_sha256":"5781479363f05015c3340e8d615070141a95737d2699f34570e763965b587593"},"schema_version":"1.0","source":{"id":"2404.18991","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.18991","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"arxiv_version","alias_value":"2404.18991v1","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.18991","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_12","alias_value":"FYBWZKECM2RQ","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_16","alias_value":"FYBWZKECM2RQ7B4Y","created_at":"2026-07-05T08:13:35Z"},{"alias_kind":"pith_short_8","alias_value":"FYBWZKEC","created_at":"2026-07-05T08:13:35Z"}],"graph_snapshots":[{"event_id":"sha256:ff98951536825446ec77f05a6ea35373e13843617b93c7726123a1a6285bebe4","target":"graph","created_at":"2026-07-05T08:13:35Z","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/2404.18991/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report on deep SCUBA-2 observations at 850$\\mu$m and NOEMA spectroscopic measurements at 2 mm of the environment surrounding the luminous, massive ($M_{*} \\approx 2 \\times 10^{11}$ M$_{\\odot}$) Herschel-selected source HerBS-70. This source was revealed by previous NOEMA observations to be a binary system of dusty star-forming galaxies at $z= 2.3$, with the East component (HerBS-70E) hosting an Active Galactic Nucleus (AGN). The SCUBA-2 observations detected, in addition to the binary system, twenty-one sources at $> 3.5 \\sigma$ over an area of $\\sim 25$ square comoving Mpc with a sensitivi","authors_text":"A. Beelen, A.I. Harris, A.J. Baker, A. J. Young, A. Nanni, A. Omont, A.R. Cooray, A. Wei{\\ss}, B. Jones, C. Vlahakis, C. Yang, D.A. Riechers, D.H. Hughes, D. Ismail, E. Borsato, F. Stanley, G.J. Bendo, H. Dannerbauer, H. Messias, I. Perez-Fournon, K.M. Butler, L. Dunne, L. Marchetti, M.D. Lehnert, M. Hagimoto, M. Krips, M. Negrello, N. Chartab, P. Cox, P.P. van der Werf, R. Gavazzi, R.J. Ivison, R. Neri, S. A. Urquhart, S. Berta, S. Dye, S. Eales, S. Serjeant, Tom J.L.C. Bakx, V. Buat, Y. Tamura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-04-29T18:00:00Z","title":"A dusty proto-cluster surrounding the binary galaxy HerBS-70 at $z = 2.3$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.18991","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":"sha256:2dcc97c930824a7c03432492ce6808a5bdd65b5c3368ac99b6e515ec30bcd0ee","target":"record","created_at":"2026-07-05T08:13:35Z","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":"8d132db16694d949614473f706f31e0a773fda5b10f4602a23fd598352644102","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-04-29T18:00:00Z","title_canon_sha256":"5781479363f05015c3340e8d615070141a95737d2699f34570e763965b587593"},"schema_version":"1.0","source":{"id":"2404.18991","kind":"arxiv","version":1}},"canonical_sha256":"2e036ca88266a30f879819197dd84443fb3c7e947adaa49b5da66fa7938cdd0a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e036ca88266a30f879819197dd84443fb3c7e947adaa49b5da66fa7938cdd0a","first_computed_at":"2026-07-05T08:13:35.940760Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:13:35.940760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UYmGSIAD3p9r4w0jURF20/mWI0P1oyn7HvUPDGjnVmeKYnbW+/Bd9t8xJubPgqger/bipgMFl94jHmYEdU8BDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:13:35.941208Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.18991","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2dcc97c930824a7c03432492ce6808a5bdd65b5c3368ac99b6e515ec30bcd0ee","sha256:ff98951536825446ec77f05a6ea35373e13843617b93c7726123a1a6285bebe4"],"state_sha256":"889182325febe3d1171733a47ba83505b5695ca75663f9e7b264a64032dbfd6d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7ihexadlJnUnertzStqjWr5jo2zyE1/P766epOcsgqCQixyJlvEdncRKEmR7HANzqxLKma2cb2myuly4OUK6Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T13:32:33.892140Z","bundle_sha256":"a6599e74195441b24e937bc4a633ed6d73cc9a0045c7d019ab48204b15e9c845"}}