{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:FQR2XGDUCOEDPI3F6RT3CSMWM4","short_pith_number":"pith:FQR2XGDU","canonical_record":{"source":{"id":"1609.03477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-12T16:44:11Z","cross_cats_sorted":[],"title_canon_sha256":"365d544a5709b4cdf8d46accfe60b8cdd65b00db7b4ad85019703b24d4e9e126","abstract_canon_sha256":"f3560858c1fb423cda1db6ec102a5aa408d80ac740acc387116005894e57f3d5"},"schema_version":"1.0"},"canonical_sha256":"2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6","source":{"kind":"arxiv","id":"1609.03477","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.03477","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"arxiv_version","alias_value":"1609.03477v1","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.03477","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"pith_short_12","alias_value":"FQR2XGDUCOED","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FQR2XGDUCOEDPI3F","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FQR2XGDU","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:FQR2XGDUCOEDPI3F6RT3CSMWM4","target":"record","payload":{"canonical_record":{"source":{"id":"1609.03477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-12T16:44:11Z","cross_cats_sorted":[],"title_canon_sha256":"365d544a5709b4cdf8d46accfe60b8cdd65b00db7b4ad85019703b24d4e9e126","abstract_canon_sha256":"f3560858c1fb423cda1db6ec102a5aa408d80ac740acc387116005894e57f3d5"},"schema_version":"1.0"},"canonical_sha256":"2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:19.546983Z","signature_b64":"U9ba+7q0VR1zAHONQP8BF41ZrIVb3+/UO7FykgqgQPNOl54y7UXMZs2ggEeqV2uqry5DmTlphpKDjmEAkSzkDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6","last_reissued_at":"2026-05-18T00:54:19.546527Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:19.546527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.03477","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":"2026-05-18T00:54:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AF1elxwi4SeepYzvpIm2qt2H1/htmccaY0A5Rvzo8WND+dpnypbhkkb3gTRJyU4CgAwK21FmBQgMLkFtu+WYDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:12:44.010333Z"},"content_sha256":"47fc6cdc56b5ca5668999c0f96f117f9981f26383010a8db723b04136d6bcc76","schema_version":"1.0","event_id":"sha256:47fc6cdc56b5ca5668999c0f96f117f9981f26383010a8db723b04136d6bcc76"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:FQR2XGDUCOEDPI3F6RT3CSMWM4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lyman-alpha spectral properties of five newly discovered Lyman continuum emitters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Verhamme, D. Schaerer, G. Worseck, I. Orlitova, N. Guseva, T. X. Thuan, Y. Izotov","submitted_at":"2016-09-12T16:44:11Z","abstract_excerpt":"We have recently reported the discovery of five low redshift Lyman continuum (LyC) emitters (LCEs, hereafter) with absolute escape fractions fesc(LyC) ranging from 6 to 13%, higher than previously found, and which more than doubles the number of low redshift LCEs.We use these observations to test theoretical predictions about a link between the characteristics of the Lyman-alpha (Lya) line from galaxies and the escape of ionising photons. We analyse the Lya spectra of eight LCEs of the local Universe observed with the Cosmic Origins Spectrograph onboard the Hubble Space Telescope (our five lea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.03477","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":"2026-05-18T00:54:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l8ngMokcbQ4o6NykMYElozIjspPvnrIRd+eIIef562RDgEeGhutvxziEYoDF+yjWBzFNfAFDgDU1tfC/lmP6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:12:44.010687Z"},"content_sha256":"24dde711d5c66aaad918cf1bfcaf70965486b590889006e2dc08ef4308ce53fe","schema_version":"1.0","event_id":"sha256:24dde711d5c66aaad918cf1bfcaf70965486b590889006e2dc08ef4308ce53fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/bundle.json","state_url":"https://pith.science/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/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":"2026-05-30T07:12:44Z","links":{"resolver":"https://pith.science/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4","bundle":"https://pith.science/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/bundle.json","state":"https://pith.science/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FQR2XGDUCOEDPI3F6RT3CSMWM4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:FQR2XGDUCOEDPI3F6RT3CSMWM4","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":"f3560858c1fb423cda1db6ec102a5aa408d80ac740acc387116005894e57f3d5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-12T16:44:11Z","title_canon_sha256":"365d544a5709b4cdf8d46accfe60b8cdd65b00db7b4ad85019703b24d4e9e126"},"schema_version":"1.0","source":{"id":"1609.03477","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.03477","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"arxiv_version","alias_value":"1609.03477v1","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.03477","created_at":"2026-05-18T00:54:19Z"},{"alias_kind":"pith_short_12","alias_value":"FQR2XGDUCOED","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FQR2XGDUCOEDPI3F","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FQR2XGDU","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:24dde711d5c66aaad918cf1bfcaf70965486b590889006e2dc08ef4308ce53fe","target":"graph","created_at":"2026-05-18T00:54:19Z","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"},"paper":{"abstract_excerpt":"We have recently reported the discovery of five low redshift Lyman continuum (LyC) emitters (LCEs, hereafter) with absolute escape fractions fesc(LyC) ranging from 6 to 13%, higher than previously found, and which more than doubles the number of low redshift LCEs.We use these observations to test theoretical predictions about a link between the characteristics of the Lyman-alpha (Lya) line from galaxies and the escape of ionising photons. We analyse the Lya spectra of eight LCEs of the local Universe observed with the Cosmic Origins Spectrograph onboard the Hubble Space Telescope (our five lea","authors_text":"A. Verhamme, D. Schaerer, G. Worseck, I. Orlitova, N. Guseva, T. X. Thuan, Y. Izotov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-12T16:44:11Z","title":"Lyman-alpha spectral properties of five newly discovered Lyman continuum emitters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.03477","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":"sha256:47fc6cdc56b5ca5668999c0f96f117f9981f26383010a8db723b04136d6bcc76","target":"record","created_at":"2026-05-18T00:54:19Z","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":"f3560858c1fb423cda1db6ec102a5aa408d80ac740acc387116005894e57f3d5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-12T16:44:11Z","title_canon_sha256":"365d544a5709b4cdf8d46accfe60b8cdd65b00db7b4ad85019703b24d4e9e126"},"schema_version":"1.0","source":{"id":"1609.03477","kind":"arxiv","version":1}},"canonical_sha256":"2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6","first_computed_at":"2026-05-18T00:54:19.546527Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:19.546527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"U9ba+7q0VR1zAHONQP8BF41ZrIVb3+/UO7FykgqgQPNOl54y7UXMZs2ggEeqV2uqry5DmTlphpKDjmEAkSzkDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:19.546983Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.03477","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47fc6cdc56b5ca5668999c0f96f117f9981f26383010a8db723b04136d6bcc76","sha256:24dde711d5c66aaad918cf1bfcaf70965486b590889006e2dc08ef4308ce53fe"],"state_sha256":"d5b54433ea12b778bda289417b7de479e6988fa72669d75ebc886d6d991f3b3e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K0sp0+CQJY8COjiwi0rzZnrw1oFBVru1+zyIWMr/mRndVBGFRjLcfGmxK419hPDsWP4Y/h08fJeMiD4okk2TDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:12:44.013122Z","bundle_sha256":"c399d662563435e9804ba3b6fdacc0254cc8012d2ce334d0b2cfef29d195564c"}}