{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:UTPUP5F4HCEKSMKKQP5XSVDEKQ","short_pith_number":"pith:UTPUP5F4","canonical_record":{"source":{"id":"astro-ph/0611799","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-27T10:29:31Z","cross_cats_sorted":[],"title_canon_sha256":"ac4292fa683d0dc4158cb6e57586d391a41e8b795ca94b27c44bbbb1e548fb26","abstract_canon_sha256":"11af6357c46f5c52421f0bf398d9e8a59cda7a5c0c0e9a25f3025b02b8d4b83f"},"schema_version":"1.0"},"canonical_sha256":"a4df47f4bc3888a9314a83fb7954645429765786650f8ee9496caa4636737b29","source":{"kind":"arxiv","id":"astro-ph/0611799","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0611799","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0611799v2","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0611799","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"UTPUP5F4HCEK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"UTPUP5F4HCEKSMKK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"UTPUP5F4","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:UTPUP5F4HCEKSMKKQP5XSVDEKQ","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0611799","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-27T10:29:31Z","cross_cats_sorted":[],"title_canon_sha256":"ac4292fa683d0dc4158cb6e57586d391a41e8b795ca94b27c44bbbb1e548fb26","abstract_canon_sha256":"11af6357c46f5c52421f0bf398d9e8a59cda7a5c0c0e9a25f3025b02b8d4b83f"},"schema_version":"1.0"},"canonical_sha256":"a4df47f4bc3888a9314a83fb7954645429765786650f8ee9496caa4636737b29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:20.697484Z","signature_b64":"pSax6zAPeJmMSZe/j0tq0L6IeFcyVVGdEclayXGLLmg05UbQuA3Bq7afh8mfoRL5LRO3Q+M0JNizaRrZa3ooDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4df47f4bc3888a9314a83fb7954645429765786650f8ee9496caa4636737b29","last_reissued_at":"2026-05-18T04:36:20.696969Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:20.696969Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0611799","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1IG46I2n4CcAaKdgEq2TTJUk+wN1HqYWAG5/AFS2XL0PV5qx3VDbHNIVUKh5ePvMEzFONOC32Y0tbd3Tmye9Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T08:53:46.167889Z"},"content_sha256":"77bee351cc3872459f5c35965c9cf6823afabdb2ec64137f6518e646651e8d3f","schema_version":"1.0","event_id":"sha256:77bee351cc3872459f5c35965c9cf6823afabdb2ec64137f6518e646651e8d3f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:UTPUP5F4HCEKSMKKQP5XSVDEKQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Role of the Dust in Primeval Galaxies: A Simple Physical Model for Lyman Break Galaxies and Lyman Alpha Emitters","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"1), A. Lapi (1), G. de Zotti (2, G.L. Granato (2, Italy), Italy; 2- INAF, J. Mao (1), L. Danese (1) (1-SISSA/ISAS, Oss. Astron. Padova, Trieste","submitted_at":"2006-11-27T10:29:31Z","abstract_excerpt":"We explore the onset of star formation in the early Universe, exploiting the observations of high-redshift Lyman-break galaxies (LBGs) and Lyman alpha emitters (LAEs), in the framework of the galaxy formation scenario elaborated by Granato et al. (2004) already successfully tested against the wealth of data on later evolutionary stages. Complementing the model with a simple, physically plausible, recipe for the evolution of dust attenuation in metal poor galaxies we reproduce the luminosity functions (LFs) of LBGs and of LAEs at different redshifts. This recipe yields a much faster increase wi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0611799","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rDzUPDhO+gS5cRjuwF4zxMfZAhnydzOS2Cb6LUfF3k1MTVSDX6g362tgrFWy6JqfPDUg+ERtJrMbgQPBPW6fCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T08:53:46.168541Z"},"content_sha256":"357bfaeee98a6c53a1aad4e05205f2262b6a9c711cc67dea45d6814b928972f0","schema_version":"1.0","event_id":"sha256:357bfaeee98a6c53a1aad4e05205f2262b6a9c711cc67dea45d6814b928972f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/bundle.json","state_url":"https://pith.science/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/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":"2026-05-27T08:53:46Z","links":{"resolver":"https://pith.science/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ","bundle":"https://pith.science/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/bundle.json","state":"https://pith.science/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UTPUP5F4HCEKSMKKQP5XSVDEKQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:UTPUP5F4HCEKSMKKQP5XSVDEKQ","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":"11af6357c46f5c52421f0bf398d9e8a59cda7a5c0c0e9a25f3025b02b8d4b83f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-27T10:29:31Z","title_canon_sha256":"ac4292fa683d0dc4158cb6e57586d391a41e8b795ca94b27c44bbbb1e548fb26"},"schema_version":"1.0","source":{"id":"astro-ph/0611799","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0611799","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0611799v2","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0611799","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"UTPUP5F4HCEK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"UTPUP5F4HCEKSMKK","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"UTPUP5F4","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:357bfaeee98a6c53a1aad4e05205f2262b6a9c711cc67dea45d6814b928972f0","target":"graph","created_at":"2026-05-18T04:36:20Z","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 explore the onset of star formation in the early Universe, exploiting the observations of high-redshift Lyman-break galaxies (LBGs) and Lyman alpha emitters (LAEs), in the framework of the galaxy formation scenario elaborated by Granato et al. (2004) already successfully tested against the wealth of data on later evolutionary stages. Complementing the model with a simple, physically plausible, recipe for the evolution of dust attenuation in metal poor galaxies we reproduce the luminosity functions (LFs) of LBGs and of LAEs at different redshifts. This recipe yields a much faster increase wi","authors_text":"1), A. Lapi (1), G. de Zotti (2, G.L. Granato (2, Italy), Italy; 2- INAF, J. Mao (1), L. Danese (1) (1-SISSA/ISAS, Oss. Astron. Padova, Trieste","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-11-27T10:29:31Z","title":"The Role of the Dust in Primeval Galaxies: A Simple Physical Model for Lyman Break Galaxies and Lyman Alpha Emitters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0611799","kind":"arxiv","version":2},"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":"sha256:77bee351cc3872459f5c35965c9cf6823afabdb2ec64137f6518e646651e8d3f","target":"record","created_at":"2026-05-18T04:36:20Z","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":"11af6357c46f5c52421f0bf398d9e8a59cda7a5c0c0e9a25f3025b02b8d4b83f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-11-27T10:29:31Z","title_canon_sha256":"ac4292fa683d0dc4158cb6e57586d391a41e8b795ca94b27c44bbbb1e548fb26"},"schema_version":"1.0","source":{"id":"astro-ph/0611799","kind":"arxiv","version":2}},"canonical_sha256":"a4df47f4bc3888a9314a83fb7954645429765786650f8ee9496caa4636737b29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4df47f4bc3888a9314a83fb7954645429765786650f8ee9496caa4636737b29","first_computed_at":"2026-05-18T04:36:20.696969Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:20.696969Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pSax6zAPeJmMSZe/j0tq0L6IeFcyVVGdEclayXGLLmg05UbQuA3Bq7afh8mfoRL5LRO3Q+M0JNizaRrZa3ooDA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:20.697484Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0611799","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77bee351cc3872459f5c35965c9cf6823afabdb2ec64137f6518e646651e8d3f","sha256:357bfaeee98a6c53a1aad4e05205f2262b6a9c711cc67dea45d6814b928972f0"],"state_sha256":"1d0455c5d6ed30cbfafab010cd2d18ea61a5d94fee7d8ca55d92a4f69e7bcbbe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"geBqXmFpiQJWcYZJcHXt0eLhoU8YPDMmMfKn4p2VyQ1D5caYYcBL8zXRa9l2QZUuDiOgiBds3K2I3SjH2FRVBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T08:53:46.171737Z","bundle_sha256":"b9391841abcba5b18321a6e77e1cd8870fed7bb7a47e77068bc3989e8fde8ce6"}}