{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:JEEFN3HDHVGEA77NQF6XZMSLWY","short_pith_number":"pith:JEEFN3HD","canonical_record":{"source":{"id":"1105.0573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-03T12:59:50Z","cross_cats_sorted":[],"title_canon_sha256":"b7d6286d353f21aeeaf003949e31a126c02e3185ed65c3a87e449107b1baa425","abstract_canon_sha256":"6403145dd598a36ebc767ab49edaf9e6b65c72d7991818d5cdd577ad09be12d9"},"schema_version":"1.0"},"canonical_sha256":"490856ece33d4c407fed817d7cb24bb616a8242106e773f2248035ebc5eb2a05","source":{"kind":"arxiv","id":"1105.0573","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.0573","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"1105.0573v1","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.0573","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"JEEFN3HDHVGE","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JEEFN3HDHVGEA77N","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JEEFN3HD","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:JEEFN3HDHVGEA77NQF6XZMSLWY","target":"record","payload":{"canonical_record":{"source":{"id":"1105.0573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-03T12:59:50Z","cross_cats_sorted":[],"title_canon_sha256":"b7d6286d353f21aeeaf003949e31a126c02e3185ed65c3a87e449107b1baa425","abstract_canon_sha256":"6403145dd598a36ebc767ab49edaf9e6b65c72d7991818d5cdd577ad09be12d9"},"schema_version":"1.0"},"canonical_sha256":"490856ece33d4c407fed817d7cb24bb616a8242106e773f2248035ebc5eb2a05","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:09.681979Z","signature_b64":"8s/+HwBDK0aUee3G/5d1RlcH7TEWmj/yifJAfyUxZ0+pckZywqBm2C3X53rf5JQsXYmli1q8RUFintfcOafNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"490856ece33d4c407fed817d7cb24bb616a8242106e773f2248035ebc5eb2a05","last_reissued_at":"2026-05-18T02:02:09.681384Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:09.681384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.0573","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":"2026-05-18T02:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5DE3jRx/q2iJnvg/7tXkUHR92eg0IQj7iYaFnAhDtC00nzeTtOmBz8mtDkdB/78Qd15gr3o2F/o9WCiqwJ06Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:48:21.760425Z"},"content_sha256":"c24f2914ede240be4bcf4776c3f130d9b7b67f91306f55224522cdccc098b404","schema_version":"1.0","event_id":"sha256:c24f2914ede240be4bcf4776c3f130d9b7b67f91306f55224522cdccc098b404"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:JEEFN3HDHVGEA77NQF6XZMSLWY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large scale environmental bias of the QSO line of sight proximity effect","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Adrian M. Partl, Gustavo Yepes, Stefan Gottl\\\"ober, Volker M\\\"uller","submitted_at":"2011-05-03T12:59:50Z","abstract_excerpt":"We analyse the proximity zone of the intergalactic matter around high-redshift quasars in a cosmological environment. In a box of 64 h-1 Mpc base length we employ dark matter only simulations. For estimating the hydrogen temperature and density distribution we use the effective equation of state. Hydrogen is assumed to be in photoionisation equilibrium with a model background flux which is fit to recent observations of the mean optical depth and transmission flux statistics. At redshifts z = 3, 4, and 4.8, we select model quasar positions at the centre of the 20 most massive halos and 100 less"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.0573","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":"2026-05-18T02:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vsMqWZEblteXNN2yD70o3IHYCGmlccJT+FS2XLh9MIleSHXXlLsyuTdyIxTc5Bx/QY4EfVGJ76Gxq1grS4TyCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:48:21.761104Z"},"content_sha256":"1f798d2017afec7a45c2612b882fd3be11b64bf373e115f545f7ac90f586a5df","schema_version":"1.0","event_id":"sha256:1f798d2017afec7a45c2612b882fd3be11b64bf373e115f545f7ac90f586a5df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/bundle.json","state_url":"https://pith.science/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/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":"2026-05-25T18:48:21Z","links":{"resolver":"https://pith.science/pith/JEEFN3HDHVGEA77NQF6XZMSLWY","bundle":"https://pith.science/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/bundle.json","state":"https://pith.science/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JEEFN3HDHVGEA77NQF6XZMSLWY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:JEEFN3HDHVGEA77NQF6XZMSLWY","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":"6403145dd598a36ebc767ab49edaf9e6b65c72d7991818d5cdd577ad09be12d9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-03T12:59:50Z","title_canon_sha256":"b7d6286d353f21aeeaf003949e31a126c02e3185ed65c3a87e449107b1baa425"},"schema_version":"1.0","source":{"id":"1105.0573","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.0573","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"1105.0573v1","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.0573","created_at":"2026-05-18T02:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"JEEFN3HDHVGE","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JEEFN3HDHVGEA77N","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JEEFN3HD","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:1f798d2017afec7a45c2612b882fd3be11b64bf373e115f545f7ac90f586a5df","target":"graph","created_at":"2026-05-18T02:02:09Z","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 analyse the proximity zone of the intergalactic matter around high-redshift quasars in a cosmological environment. In a box of 64 h-1 Mpc base length we employ dark matter only simulations. For estimating the hydrogen temperature and density distribution we use the effective equation of state. Hydrogen is assumed to be in photoionisation equilibrium with a model background flux which is fit to recent observations of the mean optical depth and transmission flux statistics. At redshifts z = 3, 4, and 4.8, we select model quasar positions at the centre of the 20 most massive halos and 100 less","authors_text":"Adrian M. Partl, Gustavo Yepes, Stefan Gottl\\\"ober, Volker M\\\"uller","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-03T12:59:50Z","title":"Large scale environmental bias of the QSO line of sight proximity effect"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.0573","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:c24f2914ede240be4bcf4776c3f130d9b7b67f91306f55224522cdccc098b404","target":"record","created_at":"2026-05-18T02:02:09Z","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":"6403145dd598a36ebc767ab49edaf9e6b65c72d7991818d5cdd577ad09be12d9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-03T12:59:50Z","title_canon_sha256":"b7d6286d353f21aeeaf003949e31a126c02e3185ed65c3a87e449107b1baa425"},"schema_version":"1.0","source":{"id":"1105.0573","kind":"arxiv","version":1}},"canonical_sha256":"490856ece33d4c407fed817d7cb24bb616a8242106e773f2248035ebc5eb2a05","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"490856ece33d4c407fed817d7cb24bb616a8242106e773f2248035ebc5eb2a05","first_computed_at":"2026-05-18T02:02:09.681384Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:09.681384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8s/+HwBDK0aUee3G/5d1RlcH7TEWmj/yifJAfyUxZ0+pckZywqBm2C3X53rf5JQsXYmli1q8RUFintfcOafNDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:09.681979Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.0573","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c24f2914ede240be4bcf4776c3f130d9b7b67f91306f55224522cdccc098b404","sha256:1f798d2017afec7a45c2612b882fd3be11b64bf373e115f545f7ac90f586a5df"],"state_sha256":"587d7bf6542d70b9912b315082e0f2206c1f3e0509b6c9ff112806b9edbf2450"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y39ic8yi06J3gxj1XSnPj5LRclrZ6e/UmL7FgIuvcxinV+52z9s+TOVVQnnRsqHVKBpebkTgGW06tD6b8B5HDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:48:21.764985Z","bundle_sha256":"832c12b552f108b7b384097e42a4d81e17fcda86ee3552a3b428f211abda1fcc"}}