{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:XRQPGAQNX6DT3ZYRU233ISZIQM","short_pith_number":"pith:XRQPGAQN","canonical_record":{"source":{"id":"astro-ph/0009152","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-11T02:04:19Z","cross_cats_sorted":[],"title_canon_sha256":"b45ed2825fbae999d928ed8ec8bf861e3a48f380a9c8ac3c44e2e4898941bec9","abstract_canon_sha256":"3b585f0863b961d3da181db5697a82af644990979c2457a07dcd7ea7441b84a6"},"schema_version":"1.0"},"canonical_sha256":"bc60f3020dbf873de711a6b7b44b288325faa79a778ffcab0ab6cee794e4141f","source":{"kind":"arxiv","id":"astro-ph/0009152","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0009152","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0009152v1","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0009152","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"pith_short_12","alias_value":"XRQPGAQNX6DT","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"XRQPGAQNX6DT3ZYR","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"XRQPGAQN","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:XRQPGAQNX6DT3ZYRU233ISZIQM","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0009152","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-11T02:04:19Z","cross_cats_sorted":[],"title_canon_sha256":"b45ed2825fbae999d928ed8ec8bf861e3a48f380a9c8ac3c44e2e4898941bec9","abstract_canon_sha256":"3b585f0863b961d3da181db5697a82af644990979c2457a07dcd7ea7441b84a6"},"schema_version":"1.0"},"canonical_sha256":"bc60f3020dbf873de711a6b7b44b288325faa79a778ffcab0ab6cee794e4141f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:17.985738Z","signature_b64":"MRBDzGlYbarg3iL0PQ+9LsmC68VGJOy3glLlbA77YAdIoePMr1QMN7drES1noFO2KkWBwLekD50eW/YqAyehDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc60f3020dbf873de711a6b7b44b288325faa79a778ffcab0ab6cee794e4141f","last_reissued_at":"2026-05-18T00:37:17.985054Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:17.985054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0009152","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":"2026-05-18T00:37:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KrIVePSGfnk/zAYh8qZm0tT2YW5UisO4BfmbVdeaJnjjhbutOuk4uVwJh5ddKmB/caaugH4BKigE/ecvIgPvAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T18:14:48.600060Z"},"content_sha256":"ce4a507444f8d978d8d2c1ecad32d9c3648acb9e11b0d451c4481616d8819439","schema_version":"1.0","event_id":"sha256:ce4a507444f8d978d8d2c1ecad32d9c3648acb9e11b0d451c4481616d8819439"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:XRQPGAQNX6DT3ZYRU233ISZIQM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sub-mm counterparts to Lyman-break galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. Borys, D.Scott, M. Halpern, S.C. Chapman","submitted_at":"2000-09-11T02:04:19Z","abstract_excerpt":"We summarize the main results from our SCUBA survey of Lyman-break galaxies (LBGs) at z~3. Analysis of our sample of LBGs reveals a mean flux of S850=0.6$\\pm$0.2 mJy, while simple models of emission based on the UV properties predict a mean flux about twice as large. Known populations of LBGs are expected to contribute flux to the weak sub-mm source portion of the far-IR background, but are not likely to comprise the bright source (S850>5 mJy) end of the SCUBA-detected source count. The detection of the LBG, Westphal-MM8, at 1.9 mJy suggests that deeper observations of individual LBGs in our s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0009152","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":"2026-05-18T00:37:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jIJTy1cpCmJ3O9srLReRfBVxZU45Y6uqJpiSOiGO78qrl2FeO2Q2HUOi9ehJ7D5Wv+t10LfdgweLt3s/kPu1Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T18:14:48.600664Z"},"content_sha256":"c1f0c4bad9d28c158f4539bc97692d6bf603dfb8d573c7f3cfcf509daeef251f","schema_version":"1.0","event_id":"sha256:c1f0c4bad9d28c158f4539bc97692d6bf603dfb8d573c7f3cfcf509daeef251f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/bundle.json","state_url":"https://pith.science/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/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":"2026-06-05T18:14:48Z","links":{"resolver":"https://pith.science/pith/XRQPGAQNX6DT3ZYRU233ISZIQM","bundle":"https://pith.science/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/bundle.json","state":"https://pith.science/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XRQPGAQNX6DT3ZYRU233ISZIQM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:XRQPGAQNX6DT3ZYRU233ISZIQM","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":"3b585f0863b961d3da181db5697a82af644990979c2457a07dcd7ea7441b84a6","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-11T02:04:19Z","title_canon_sha256":"b45ed2825fbae999d928ed8ec8bf861e3a48f380a9c8ac3c44e2e4898941bec9"},"schema_version":"1.0","source":{"id":"astro-ph/0009152","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0009152","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0009152v1","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0009152","created_at":"2026-05-18T00:37:17Z"},{"alias_kind":"pith_short_12","alias_value":"XRQPGAQNX6DT","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"XRQPGAQNX6DT3ZYR","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"XRQPGAQN","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:c1f0c4bad9d28c158f4539bc97692d6bf603dfb8d573c7f3cfcf509daeef251f","target":"graph","created_at":"2026-05-18T00:37:17Z","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 summarize the main results from our SCUBA survey of Lyman-break galaxies (LBGs) at z~3. Analysis of our sample of LBGs reveals a mean flux of S850=0.6$\\pm$0.2 mJy, while simple models of emission based on the UV properties predict a mean flux about twice as large. Known populations of LBGs are expected to contribute flux to the weak sub-mm source portion of the far-IR background, but are not likely to comprise the bright source (S850>5 mJy) end of the SCUBA-detected source count. The detection of the LBG, Westphal-MM8, at 1.9 mJy suggests that deeper observations of individual LBGs in our s","authors_text":"C. Borys, D.Scott, M. Halpern, S.C. Chapman","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-09-11T02:04:19Z","title":"Sub-mm counterparts to Lyman-break galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0009152","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:ce4a507444f8d978d8d2c1ecad32d9c3648acb9e11b0d451c4481616d8819439","target":"record","created_at":"2026-05-18T00:37:17Z","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":"3b585f0863b961d3da181db5697a82af644990979c2457a07dcd7ea7441b84a6","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-11T02:04:19Z","title_canon_sha256":"b45ed2825fbae999d928ed8ec8bf861e3a48f380a9c8ac3c44e2e4898941bec9"},"schema_version":"1.0","source":{"id":"astro-ph/0009152","kind":"arxiv","version":1}},"canonical_sha256":"bc60f3020dbf873de711a6b7b44b288325faa79a778ffcab0ab6cee794e4141f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc60f3020dbf873de711a6b7b44b288325faa79a778ffcab0ab6cee794e4141f","first_computed_at":"2026-05-18T00:37:17.985054Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:17.985054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MRBDzGlYbarg3iL0PQ+9LsmC68VGJOy3glLlbA77YAdIoePMr1QMN7drES1noFO2KkWBwLekD50eW/YqAyehDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:17.985738Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0009152","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce4a507444f8d978d8d2c1ecad32d9c3648acb9e11b0d451c4481616d8819439","sha256:c1f0c4bad9d28c158f4539bc97692d6bf603dfb8d573c7f3cfcf509daeef251f"],"state_sha256":"8d2930a8c1768849657a1577dc483d075162fa415232d43b61ebc0769346e10d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K1HoPNaNrzbJMWNRkit9JnHAI/6E0cuD+83VcLI8RNiSaqf+Hf3DUyPblm419gE5PWSCNwG+ixr+DJo7ltQFDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T18:14:48.603889Z","bundle_sha256":"fdc754c8114c8a330c0089fa17be8b0c9372d3efa32787cbb9a00c69d3506cb0"}}