{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:QH4JTMFNHVJ7QRGCOTY55K2RVC","short_pith_number":"pith:QH4JTMFN","canonical_record":{"source":{"id":"astro-ph/0607517","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-22T03:30:30Z","cross_cats_sorted":[],"title_canon_sha256":"ed52ecbaa368bafba15f772a3b9e41436b6558f57cecef292ce7d3e6d312fe82","abstract_canon_sha256":"f42170d3b6a4c87fba01368f2beaa76723e71dc1c7c6002977aa3fbbde121a90"},"schema_version":"1.0"},"canonical_sha256":"81f899b0ad3d53f844c274f1deab51a8a2e4cc4a527902a2782e51798340f080","source":{"kind":"arxiv","id":"astro-ph/0607517","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0607517","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0607517v4","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0607517","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_12","alias_value":"QH4JTMFNHVJ7","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_16","alias_value":"QH4JTMFNHVJ7QRGC","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_8","alias_value":"QH4JTMFN","created_at":"2026-07-04T15:22:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:QH4JTMFNHVJ7QRGCOTY55K2RVC","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0607517","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-22T03:30:30Z","cross_cats_sorted":[],"title_canon_sha256":"ed52ecbaa368bafba15f772a3b9e41436b6558f57cecef292ce7d3e6d312fe82","abstract_canon_sha256":"f42170d3b6a4c87fba01368f2beaa76723e71dc1c7c6002977aa3fbbde121a90"},"schema_version":"1.0"},"canonical_sha256":"81f899b0ad3d53f844c274f1deab51a8a2e4cc4a527902a2782e51798340f080","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:22:19.533162Z","signature_b64":"lBlkJApLrpmPBSOYWDFstQMAedTPh7AhFH2i3+zbf0DC32uXHLWS3kNjrikVe5oQY55vX+b2PvEb3qduot6FDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81f899b0ad3d53f844c274f1deab51a8a2e4cc4a527902a2782e51798340f080","last_reissued_at":"2026-07-04T15:22:19.532761Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:22:19.532761Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0607517","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:22:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gZ5IFSnEcsgwW8t5B4pdOa6Q1vwy5w9vrWyMe15Izmw81mlmOJhoZD8yo/30xcAPqIFUVfQWM/3btpKiYxorCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T01:06:08.587853Z"},"content_sha256":"00ce111a4bb551e1f1e4b388fff3255519381b3f63fed9039c1b15b03fc54233","schema_version":"1.0","event_id":"sha256:00ce111a4bb551e1f1e4b388fff3255519381b3f63fed9039c1b15b03fc54233"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:QH4JTMFNHVJ7QRGCOTY55K2RVC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-regulated reionization","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Stockholm University, (3) University of Texas), Garrelt Mellema (2), Ilian T. Iliev (1), Paul R. Shapiro (3), Ue-Li Pen (1) ((1) CITA","submitted_at":"2006-07-22T03:30:30Z","abstract_excerpt":"Recently, we have presented the first large-scale radiative transfer simulations of reionization. Here we present new simulations which extend the source halo mass range downward to 10^8M_solar, to capture the full range of halo masses thought to be primarily responsible for reionization by their star formation following atomic hydrogen radiative cooling and gravitational collapse. Haloes below about 10^9M_solar, however, are subject to Jeans-mass filtering in the ionized regions, which suppresses their baryonic content and their ability to release ionizing radiation. By including these smalle"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0607517","kind":"arxiv","version":4},"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/astro-ph/0607517/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":"2026-07-04T15:22:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PWaRwHQ8StOZLc9SCJpIbTeaFqIpUDkGxuU4IGpL5JWK3TtaE6pq7kQUr/IAoW+HXAksQ+eLP3Cg3Qv6omGPCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T01:06:08.588561Z"},"content_sha256":"2fd91dd6085ce1758e9d064b7e960d9ded676cf55fe963442ac3e38e1dca9499","schema_version":"1.0","event_id":"sha256:2fd91dd6085ce1758e9d064b7e960d9ded676cf55fe963442ac3e38e1dca9499"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/bundle.json","state_url":"https://pith.science/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/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":"2026-08-08T01:06:08Z","links":{"resolver":"https://pith.science/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC","bundle":"https://pith.science/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/bundle.json","state":"https://pith.science/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QH4JTMFNHVJ7QRGCOTY55K2RVC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:QH4JTMFNHVJ7QRGCOTY55K2RVC","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":"f42170d3b6a4c87fba01368f2beaa76723e71dc1c7c6002977aa3fbbde121a90","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-22T03:30:30Z","title_canon_sha256":"ed52ecbaa368bafba15f772a3b9e41436b6558f57cecef292ce7d3e6d312fe82"},"schema_version":"1.0","source":{"id":"astro-ph/0607517","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0607517","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0607517v4","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0607517","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_12","alias_value":"QH4JTMFNHVJ7","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_16","alias_value":"QH4JTMFNHVJ7QRGC","created_at":"2026-07-04T15:22:19Z"},{"alias_kind":"pith_short_8","alias_value":"QH4JTMFN","created_at":"2026-07-04T15:22:19Z"}],"graph_snapshots":[{"event_id":"sha256:2fd91dd6085ce1758e9d064b7e960d9ded676cf55fe963442ac3e38e1dca9499","target":"graph","created_at":"2026-07-04T15:22:19Z","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/astro-ph/0607517/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, we have presented the first large-scale radiative transfer simulations of reionization. Here we present new simulations which extend the source halo mass range downward to 10^8M_solar, to capture the full range of halo masses thought to be primarily responsible for reionization by their star formation following atomic hydrogen radiative cooling and gravitational collapse. Haloes below about 10^9M_solar, however, are subject to Jeans-mass filtering in the ionized regions, which suppresses their baryonic content and their ability to release ionizing radiation. By including these smalle","authors_text":"(2) Stockholm University, (3) University of Texas), Garrelt Mellema (2), Ilian T. Iliev (1), Paul R. Shapiro (3), Ue-Li Pen (1) ((1) CITA","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-07-22T03:30:30Z","title":"Self-regulated reionization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0607517","kind":"arxiv","version":4},"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":"sha256:00ce111a4bb551e1f1e4b388fff3255519381b3f63fed9039c1b15b03fc54233","target":"record","created_at":"2026-07-04T15:22:19Z","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":"f42170d3b6a4c87fba01368f2beaa76723e71dc1c7c6002977aa3fbbde121a90","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-22T03:30:30Z","title_canon_sha256":"ed52ecbaa368bafba15f772a3b9e41436b6558f57cecef292ce7d3e6d312fe82"},"schema_version":"1.0","source":{"id":"astro-ph/0607517","kind":"arxiv","version":4}},"canonical_sha256":"81f899b0ad3d53f844c274f1deab51a8a2e4cc4a527902a2782e51798340f080","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"81f899b0ad3d53f844c274f1deab51a8a2e4cc4a527902a2782e51798340f080","first_computed_at":"2026-07-04T15:22:19.532761Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:22:19.532761Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lBlkJApLrpmPBSOYWDFstQMAedTPh7AhFH2i3+zbf0DC32uXHLWS3kNjrikVe5oQY55vX+b2PvEb3qduot6FDw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:22:19.533162Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0607517","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:00ce111a4bb551e1f1e4b388fff3255519381b3f63fed9039c1b15b03fc54233","sha256:2fd91dd6085ce1758e9d064b7e960d9ded676cf55fe963442ac3e38e1dca9499"],"state_sha256":"14b98ae024e20e860a21f568c4b4d7c6f2dd8d464b179bf302a3f6b086d37411"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2QVQQGC+8wJJrdZdKlTOnrWdJbUxCxy8NAVZblYvrJE5gVoM1sBFgPQrG/8Q9S96Pwpv08LM8p7z9fMK9ILPAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T01:06:08.593559Z","bundle_sha256":"273b265a8ffc9a999d815ff6b72990730bd27521c2e5975e1e41fb8765d35f93"}}