{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:43OBEU2A5SIIKJA4QN2GDNH6J4","short_pith_number":"pith:43OBEU2A","canonical_record":{"source":{"id":"2409.06405","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-09-10T10:41:15Z","cross_cats_sorted":[],"title_canon_sha256":"0a364f80b04215308570bd28e3d1e385ab8ee5a387f4c3e7107aafb0e5b7d39f","abstract_canon_sha256":"c180d892776fb3cf5aceea3774fc75ef16e8952ab46d0cd60485257e0cd6978e"},"schema_version":"1.0"},"canonical_sha256":"e6dc125340ec9085241c837461b4fe4f0875e228d731edb7fe643178d3bce8d0","source":{"kind":"arxiv","id":"2409.06405","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.06405","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"arxiv_version","alias_value":"2409.06405v2","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.06405","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_12","alias_value":"43OBEU2A5SII","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_16","alias_value":"43OBEU2A5SIIKJA4","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_8","alias_value":"43OBEU2A","created_at":"2026-07-05T09:41:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:43OBEU2A5SIIKJA4QN2GDNH6J4","target":"record","payload":{"canonical_record":{"source":{"id":"2409.06405","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-09-10T10:41:15Z","cross_cats_sorted":[],"title_canon_sha256":"0a364f80b04215308570bd28e3d1e385ab8ee5a387f4c3e7107aafb0e5b7d39f","abstract_canon_sha256":"c180d892776fb3cf5aceea3774fc75ef16e8952ab46d0cd60485257e0cd6978e"},"schema_version":"1.0"},"canonical_sha256":"e6dc125340ec9085241c837461b4fe4f0875e228d731edb7fe643178d3bce8d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:41:41.367469Z","signature_b64":"7vR1lOTlmZGmcMaHyLMwMDD8eUD9+cp6Io6pviHtTQMkcOQqIkNfeuEEzfAZtkcafTnbpo4SHV9DM16o6p5gDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e6dc125340ec9085241c837461b4fe4f0875e228d731edb7fe643178d3bce8d0","last_reissued_at":"2026-07-05T09:41:41.366912Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:41:41.366912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.06405","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":"2026-07-05T09:41:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lIzmaZV9DF8V5AP64jJ79tuN+4FgCINSkzYGxJg6LpWxGUfB5kLnOG9Cs4SyxkApXfPQGPwmPdL9bbnToJYnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T14:50:09.971445Z"},"content_sha256":"f987206e46308dfa0618d6680415b687916a0aae072886a40a7e4f739f0a2f5c","schema_version":"1.0","event_id":"sha256:f987206e46308dfa0618d6680415b687916a0aae072886a40a7e4f739f0a2f5c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:43OBEU2A5SIIKJA4QN2GDNH6J4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"JADES: Measuring reionization properties using Lyman-alpha emission","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aayush Saxena, Alex. J. Cameron, Andrew J. Bunker, Benjamin D. Johnson, Brant E. Robertson, Christina C. Williams, Chris Willott, Emma Curtis-Lake, Gareth C. Jones, Hannah \\\"Ubler, Hans-Walter Rix, Joris Witstok, Kevin Hainline, Kristan Boyett, Michael V. Maseda, Nimisha Kumari, Rachana Bhatawdekar, Sandro Tacchella, Santiago Arribas, Stefano Carniani, Stephane Charlot, Yongda Zhu","submitted_at":"2024-09-10T10:41:15Z","abstract_excerpt":"Ly$\\alpha$ is the transition to the ground state from the first excited state of hydrogen (the most common element). Resonant scattering of this line by neutral hydrogen greatly impedes its emergence from galaxies, so the fraction of galaxies emitting Ly$\\alpha$ is a tracer of the neutral fraction of the intergalactic medium (IGM), and thus the history of reionisation. In previous works, we used early JWST/NIRSpec data from the JWST Advanced Deep Extragalactic Survey (JADES) to classify and characterise Ly$\\alpha$ emitting galaxies (LAEs). This survey is approaching completion, and the current"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.06405","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/2409.06405/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":"2026-07-05T09:41:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R/NAnmCr07wEIETXISraw+uBcfoAwR3GSL9z8lU33Fi5/cz+/CBbaj/Og3c9waD2rJqzUoDbfe3k2O20J0WnCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T14:50:09.971815Z"},"content_sha256":"9a168f84d75e5e696d6d5c970c8bf05f14f81959bf2d214909fd0dd9bfe2501e","schema_version":"1.0","event_id":"sha256:9a168f84d75e5e696d6d5c970c8bf05f14f81959bf2d214909fd0dd9bfe2501e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/bundle.json","state_url":"https://pith.science/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/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":"2026-07-06T14:50:09Z","links":{"resolver":"https://pith.science/pith/43OBEU2A5SIIKJA4QN2GDNH6J4","bundle":"https://pith.science/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/bundle.json","state":"https://pith.science/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/43OBEU2A5SIIKJA4QN2GDNH6J4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:43OBEU2A5SIIKJA4QN2GDNH6J4","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":"c180d892776fb3cf5aceea3774fc75ef16e8952ab46d0cd60485257e0cd6978e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-09-10T10:41:15Z","title_canon_sha256":"0a364f80b04215308570bd28e3d1e385ab8ee5a387f4c3e7107aafb0e5b7d39f"},"schema_version":"1.0","source":{"id":"2409.06405","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.06405","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"arxiv_version","alias_value":"2409.06405v2","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.06405","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_12","alias_value":"43OBEU2A5SII","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_16","alias_value":"43OBEU2A5SIIKJA4","created_at":"2026-07-05T09:41:41Z"},{"alias_kind":"pith_short_8","alias_value":"43OBEU2A","created_at":"2026-07-05T09:41:41Z"}],"graph_snapshots":[{"event_id":"sha256:9a168f84d75e5e696d6d5c970c8bf05f14f81959bf2d214909fd0dd9bfe2501e","target":"graph","created_at":"2026-07-05T09:41:41Z","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/2409.06405/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ly$\\alpha$ is the transition to the ground state from the first excited state of hydrogen (the most common element). Resonant scattering of this line by neutral hydrogen greatly impedes its emergence from galaxies, so the fraction of galaxies emitting Ly$\\alpha$ is a tracer of the neutral fraction of the intergalactic medium (IGM), and thus the history of reionisation. In previous works, we used early JWST/NIRSpec data from the JWST Advanced Deep Extragalactic Survey (JADES) to classify and characterise Ly$\\alpha$ emitting galaxies (LAEs). This survey is approaching completion, and the current","authors_text":"Aayush Saxena, Alex. J. Cameron, Andrew J. Bunker, Benjamin D. Johnson, Brant E. Robertson, Christina C. Williams, Chris Willott, Emma Curtis-Lake, Gareth C. Jones, Hannah \\\"Ubler, Hans-Walter Rix, Joris Witstok, Kevin Hainline, Kristan Boyett, Michael V. Maseda, Nimisha Kumari, Rachana Bhatawdekar, Sandro Tacchella, Santiago Arribas, Stefano Carniani, Stephane Charlot, Yongda Zhu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-09-10T10:41:15Z","title":"JADES: Measuring reionization properties using Lyman-alpha emission"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.06405","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:f987206e46308dfa0618d6680415b687916a0aae072886a40a7e4f739f0a2f5c","target":"record","created_at":"2026-07-05T09:41:41Z","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":"c180d892776fb3cf5aceea3774fc75ef16e8952ab46d0cd60485257e0cd6978e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-09-10T10:41:15Z","title_canon_sha256":"0a364f80b04215308570bd28e3d1e385ab8ee5a387f4c3e7107aafb0e5b7d39f"},"schema_version":"1.0","source":{"id":"2409.06405","kind":"arxiv","version":2}},"canonical_sha256":"e6dc125340ec9085241c837461b4fe4f0875e228d731edb7fe643178d3bce8d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e6dc125340ec9085241c837461b4fe4f0875e228d731edb7fe643178d3bce8d0","first_computed_at":"2026-07-05T09:41:41.366912Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:41:41.366912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7vR1lOTlmZGmcMaHyLMwMDD8eUD9+cp6Io6pviHtTQMkcOQqIkNfeuEEzfAZtkcafTnbpo4SHV9DM16o6p5gDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:41:41.367469Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.06405","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f987206e46308dfa0618d6680415b687916a0aae072886a40a7e4f739f0a2f5c","sha256:9a168f84d75e5e696d6d5c970c8bf05f14f81959bf2d214909fd0dd9bfe2501e"],"state_sha256":"77be87792a58707fbccb7a667ba07798a375b65841d379a90a7cfde1e1a69fcd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rj0xjaglQTd1H0BS/0rBUnm1QQf85TIDt95q3A5WIe851MB60ULXkN2uyl8KoWn0dL+BFuBhlSqkFuJv4s8IDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T14:50:09.973801Z","bundle_sha256":"069982b7f2cf9d9c772a3c3fc520f7f452368c3220b10c6abaca8a3b758699ca"}}