{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ALW2GJ5X2U33LCHMSREF6Y5PCN","short_pith_number":"pith:ALW2GJ5X","canonical_record":{"source":{"id":"2305.15466","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-24T18:00:01Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f814110d8014ebe684ad9221536c54ed3da72bf9c88308a945d0ad7ee0a90f87","abstract_canon_sha256":"4e9ed5e77c178109fc7c2916fc578b669fe1cfa9adf4ffbf80b3b047b9665a5a"},"schema_version":"1.0"},"canonical_sha256":"02eda327b7d537b588ec94485f63af136d044aaa060419eaf3854c39fac12a81","source":{"kind":"arxiv","id":"2305.15466","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.15466","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"arxiv_version","alias_value":"2305.15466v2","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.15466","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_12","alias_value":"ALW2GJ5X2U33","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_16","alias_value":"ALW2GJ5X2U33LCHM","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_8","alias_value":"ALW2GJ5X","created_at":"2026-07-05T08:06:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ALW2GJ5X2U33LCHMSREF6Y5PCN","target":"record","payload":{"canonical_record":{"source":{"id":"2305.15466","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-24T18:00:01Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"f814110d8014ebe684ad9221536c54ed3da72bf9c88308a945d0ad7ee0a90f87","abstract_canon_sha256":"4e9ed5e77c178109fc7c2916fc578b669fe1cfa9adf4ffbf80b3b047b9665a5a"},"schema_version":"1.0"},"canonical_sha256":"02eda327b7d537b588ec94485f63af136d044aaa060419eaf3854c39fac12a81","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:06:41.030485Z","signature_b64":"91iQrF+Yf4gvIJhbnJXF05BM4sjhfCu8k4er0eaea/ywZ/gduTdklYcpqoxsVURMOaXTJMy3DtNPML9xZgCiCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02eda327b7d537b588ec94485f63af136d044aaa060419eaf3854c39fac12a81","last_reissued_at":"2026-07-05T08:06:41.030005Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:06:41.030005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.15466","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":"2026-07-05T08:06:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"304+XrYLf0IJ/c0E76wE5AlclgcrqHCiT/B2MEdmoe0YsRbz7bH8gZ1WEafZ4EorP5UHKFojhHjSTj05mVmYDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:58:57.941140Z"},"content_sha256":"d944b09fdb5403767c62fd457c7281400ca683ceba397cf278db83f701798640","schema_version":"1.0","event_id":"sha256:d944b09fdb5403767c62fd457c7281400ca683ceba397cf278db83f701798640"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ALW2GJ5X2U33LCHMSREF6Y5PCN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BEoRN: A fast and flexible framework to simulate the epoch of reionisation and cosmic dawn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Aurel Schneider, Sambit K. Giri, Timoth\\'ee Schaeffer","submitted_at":"2023-05-24T18:00:01Z","abstract_excerpt":"In this study, we introduce BEoRN (Bubbles during the Epoch of Reionisation Numerical Simulator), a publicly available Python code that generates three-dimensional maps of the 21-cm signal from the cosmic dawn and the epoch of reionisation. Built upon N-body simulation outputs, BEoRN populates haloes with stars and galaxies based on a flexible source model. It then computes the evolution of Lyman-$\\alpha$ coupling, temperature, and ionisation profiles as a function of source properties, and paints these profiles around each source onto a three-dimensional grid. The code consistently deals with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.15466","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2305.15466/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":"2026-07-05T08:06:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vACKwDtP0NiUkc/ugMKG++XZ2kHUEs09HRKOTAaoaw2I4TXmaEfVHRXWSbUYBC+OXCze8EHixnUbSZSdx3T4BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:58:57.942062Z"},"content_sha256":"1189051bb59062e82ef158e86e5df5d00afb53fca296bf7226b9ed105219a1cf","schema_version":"1.0","event_id":"sha256:1189051bb59062e82ef158e86e5df5d00afb53fca296bf7226b9ed105219a1cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/bundle.json","state_url":"https://pith.science/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/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":"2026-08-12T07:58:57Z","links":{"resolver":"https://pith.science/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN","bundle":"https://pith.science/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/bundle.json","state":"https://pith.science/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ALW2GJ5X2U33LCHMSREF6Y5PCN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ALW2GJ5X2U33LCHMSREF6Y5PCN","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":"4e9ed5e77c178109fc7c2916fc578b669fe1cfa9adf4ffbf80b3b047b9665a5a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-24T18:00:01Z","title_canon_sha256":"f814110d8014ebe684ad9221536c54ed3da72bf9c88308a945d0ad7ee0a90f87"},"schema_version":"1.0","source":{"id":"2305.15466","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.15466","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"arxiv_version","alias_value":"2305.15466v2","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.15466","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_12","alias_value":"ALW2GJ5X2U33","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_16","alias_value":"ALW2GJ5X2U33LCHM","created_at":"2026-07-05T08:06:41Z"},{"alias_kind":"pith_short_8","alias_value":"ALW2GJ5X","created_at":"2026-07-05T08:06:41Z"}],"graph_snapshots":[{"event_id":"sha256:1189051bb59062e82ef158e86e5df5d00afb53fca296bf7226b9ed105219a1cf","target":"graph","created_at":"2026-07-05T08:06:41Z","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/2305.15466/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this study, we introduce BEoRN (Bubbles during the Epoch of Reionisation Numerical Simulator), a publicly available Python code that generates three-dimensional maps of the 21-cm signal from the cosmic dawn and the epoch of reionisation. Built upon N-body simulation outputs, BEoRN populates haloes with stars and galaxies based on a flexible source model. It then computes the evolution of Lyman-$\\alpha$ coupling, temperature, and ionisation profiles as a function of source properties, and paints these profiles around each source onto a three-dimensional grid. The code consistently deals with","authors_text":"Aurel Schneider, Sambit K. Giri, Timoth\\'ee Schaeffer","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-24T18:00:01Z","title":"BEoRN: A fast and flexible framework to simulate the epoch of reionisation and cosmic dawn"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.15466","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:d944b09fdb5403767c62fd457c7281400ca683ceba397cf278db83f701798640","target":"record","created_at":"2026-07-05T08:06:41Z","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":"4e9ed5e77c178109fc7c2916fc578b669fe1cfa9adf4ffbf80b3b047b9665a5a","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-05-24T18:00:01Z","title_canon_sha256":"f814110d8014ebe684ad9221536c54ed3da72bf9c88308a945d0ad7ee0a90f87"},"schema_version":"1.0","source":{"id":"2305.15466","kind":"arxiv","version":2}},"canonical_sha256":"02eda327b7d537b588ec94485f63af136d044aaa060419eaf3854c39fac12a81","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02eda327b7d537b588ec94485f63af136d044aaa060419eaf3854c39fac12a81","first_computed_at":"2026-07-05T08:06:41.030005Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:06:41.030005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"91iQrF+Yf4gvIJhbnJXF05BM4sjhfCu8k4er0eaea/ywZ/gduTdklYcpqoxsVURMOaXTJMy3DtNPML9xZgCiCA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:06:41.030485Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.15466","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d944b09fdb5403767c62fd457c7281400ca683ceba397cf278db83f701798640","sha256:1189051bb59062e82ef158e86e5df5d00afb53fca296bf7226b9ed105219a1cf"],"state_sha256":"9da34c1ce4a930d22a822444197ec565866260ff64dbb1438de29d3abf1fd7af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CuRz4QGU7YCI6JOIjMRRGUvEPN6sTFUWZhXP5gsSr5BKwlp3ec3cQFiB15Ij955CUfstBKqMes/qIzMlVJ6IAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T07:58:57.949268Z","bundle_sha256":"68c09417c8a818d6085a1c500e590aedefe19f5bdce15aacd6c3f4b041cd8e03"}}