{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:UEKSF6DV4V42Q3444XLO2NCHR6","short_pith_number":"pith:UEKSF6DV","canonical_record":{"source":{"id":"1908.09763","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-26T16:01:11Z","cross_cats_sorted":[],"title_canon_sha256":"ff9e33bb96e27c292d7bd46de6e34c03b03ba00ec56767caff05ba5cc9cf55fb","abstract_canon_sha256":"ccc6682cb4f2a1a6caeec47def29b0ff65290256e2078ecb2b3525e9615e52fe"},"schema_version":"1.0"},"canonical_sha256":"a11522f875e579a86f9ce5d6ed34478f98970be89313c16c331377784aec638e","source":{"kind":"arxiv","id":"1908.09763","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09763","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09763v1","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09763","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_12","alias_value":"UEKSF6DV4V42","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_16","alias_value":"UEKSF6DV4V42Q344","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_8","alias_value":"UEKSF6DV","created_at":"2026-07-05T00:31:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:UEKSF6DV4V42Q3444XLO2NCHR6","target":"record","payload":{"canonical_record":{"source":{"id":"1908.09763","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-26T16:01:11Z","cross_cats_sorted":[],"title_canon_sha256":"ff9e33bb96e27c292d7bd46de6e34c03b03ba00ec56767caff05ba5cc9cf55fb","abstract_canon_sha256":"ccc6682cb4f2a1a6caeec47def29b0ff65290256e2078ecb2b3525e9615e52fe"},"schema_version":"1.0"},"canonical_sha256":"a11522f875e579a86f9ce5d6ed34478f98970be89313c16c331377784aec638e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:31:16.891238Z","signature_b64":"XygmyAmypxipPa/zIvQCKzG/ebE894a010NEBhr49UOUgpT6sJPOS3At0ByJT1OpdOt+JJ9xg26yZ+kMxFRbCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a11522f875e579a86f9ce5d6ed34478f98970be89313c16c331377784aec638e","last_reissued_at":"2026-07-05T00:31:16.890842Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:31:16.890842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.09763","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":"2026-07-05T00:31:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T+epWCBfw9WaMZiwyDzXGjGH3dWzj6K11QzXdzQeRgKPKOCg3cs/YiDmV4QM4xQWzbV+MXCwld4EZsbGuX0mCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T17:44:07.840547Z"},"content_sha256":"f2b1b25b5752926a3e36e5a019bc51f11f7d6812740d74210b7cc3d621f3154e","schema_version":"1.0","event_id":"sha256:f2b1b25b5752926a3e36e5a019bc51f11f7d6812740d74210b7cc3d621f3154e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:UEKSF6DV4V42Q3444XLO2NCHR6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New Insights on Ly-alpha and Lyman Continuum Radiative Transfer in the Greenest Peas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anne E. Jaskot, Claudia Scarlata, Jed McKinney, M. S. Oey, Tara Dowd","submitted_at":"2019-08-26T16:01:11Z","abstract_excerpt":"As some of the only Lyman continuum (LyC) emitters at z~0, Green Pea (GP) galaxies are possible analogs of the sources that reionized the universe. We present HST COS spectra of 13 of the most highly ionized GPs, with [O III]/[O II]=6-35, and investigate correlations between Ly-alpha, galaxy properties, and low-ionization UV lines. Galaxies with high [O III]/[O II] have higher H-alpha equivalent widths (EWs), and high intrinsic Ly-alpha production may explain the prevalence of high Ly-alpha EWs among GPs. While Ly-alpha escape fraction is closely linked to low gas covering fractions, implying "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09763","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.09763/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":"2026-07-05T00:31:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H1zTzoudTYRgvWJAYDWJDb4QX7cQUxCDOORRzQzhSw6BaoDqeiiH+AHA40nyQd+fUv1RZd67kZLtnalfgV/QDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T17:44:07.841107Z"},"content_sha256":"1fc57451ff3c89620489c5b116126ca5f64007fcc4ddb02f3a0b0f4201ebdb24","schema_version":"1.0","event_id":"sha256:1fc57451ff3c89620489c5b116126ca5f64007fcc4ddb02f3a0b0f4201ebdb24"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UEKSF6DV4V42Q3444XLO2NCHR6/bundle.json","state_url":"https://pith.science/pith/UEKSF6DV4V42Q3444XLO2NCHR6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UEKSF6DV4V42Q3444XLO2NCHR6/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":"2026-08-16T17:44:07Z","links":{"resolver":"https://pith.science/pith/UEKSF6DV4V42Q3444XLO2NCHR6","bundle":"https://pith.science/pith/UEKSF6DV4V42Q3444XLO2NCHR6/bundle.json","state":"https://pith.science/pith/UEKSF6DV4V42Q3444XLO2NCHR6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UEKSF6DV4V42Q3444XLO2NCHR6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:UEKSF6DV4V42Q3444XLO2NCHR6","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":"ccc6682cb4f2a1a6caeec47def29b0ff65290256e2078ecb2b3525e9615e52fe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-26T16:01:11Z","title_canon_sha256":"ff9e33bb96e27c292d7bd46de6e34c03b03ba00ec56767caff05ba5cc9cf55fb"},"schema_version":"1.0","source":{"id":"1908.09763","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09763","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09763v1","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09763","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_12","alias_value":"UEKSF6DV4V42","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_16","alias_value":"UEKSF6DV4V42Q344","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_8","alias_value":"UEKSF6DV","created_at":"2026-07-05T00:31:16Z"}],"graph_snapshots":[{"event_id":"sha256:1fc57451ff3c89620489c5b116126ca5f64007fcc4ddb02f3a0b0f4201ebdb24","target":"graph","created_at":"2026-07-05T00:31:16Z","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/1908.09763/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As some of the only Lyman continuum (LyC) emitters at z~0, Green Pea (GP) galaxies are possible analogs of the sources that reionized the universe. We present HST COS spectra of 13 of the most highly ionized GPs, with [O III]/[O II]=6-35, and investigate correlations between Ly-alpha, galaxy properties, and low-ionization UV lines. Galaxies with high [O III]/[O II] have higher H-alpha equivalent widths (EWs), and high intrinsic Ly-alpha production may explain the prevalence of high Ly-alpha EWs among GPs. While Ly-alpha escape fraction is closely linked to low gas covering fractions, implying ","authors_text":"Anne E. Jaskot, Claudia Scarlata, Jed McKinney, M. S. Oey, Tara Dowd","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-26T16:01:11Z","title":"New Insights on Ly-alpha and Lyman Continuum Radiative Transfer in the Greenest Peas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09763","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:f2b1b25b5752926a3e36e5a019bc51f11f7d6812740d74210b7cc3d621f3154e","target":"record","created_at":"2026-07-05T00:31:16Z","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":"ccc6682cb4f2a1a6caeec47def29b0ff65290256e2078ecb2b3525e9615e52fe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-26T16:01:11Z","title_canon_sha256":"ff9e33bb96e27c292d7bd46de6e34c03b03ba00ec56767caff05ba5cc9cf55fb"},"schema_version":"1.0","source":{"id":"1908.09763","kind":"arxiv","version":1}},"canonical_sha256":"a11522f875e579a86f9ce5d6ed34478f98970be89313c16c331377784aec638e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a11522f875e579a86f9ce5d6ed34478f98970be89313c16c331377784aec638e","first_computed_at":"2026-07-05T00:31:16.890842Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:31:16.890842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XygmyAmypxipPa/zIvQCKzG/ebE894a010NEBhr49UOUgpT6sJPOS3At0ByJT1OpdOt+JJ9xg26yZ+kMxFRbCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:31:16.891238Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.09763","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2b1b25b5752926a3e36e5a019bc51f11f7d6812740d74210b7cc3d621f3154e","sha256:1fc57451ff3c89620489c5b116126ca5f64007fcc4ddb02f3a0b0f4201ebdb24"],"state_sha256":"cc9ed455a60b91233e436ae5428c0d2ab3df7b10422855c4a4eff85eef405bb9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uHRUsKYN83Wr6dSwpfC3Hz4EKZYFsITO6WxS/wliMweB8TYdtLJfp6+yBsrsPJqOKTs9lg7T2UDIwYaJN/nkAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T17:44:07.844917Z","bundle_sha256":"dce64a7cf4a4b226a5ab2e6ca4ff34346b6798e2c72366bd0a834a25a25a67db"}}