{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:EOLWYWBIMSPTRMYATGIDEFVPIH","short_pith_number":"pith:EOLWYWBI","canonical_record":{"source":{"id":"2502.08712","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-12T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"7f3a7a989a332d56e57c66cd2bb7dd9631419ac6b980fc9b83066a21360b61d6","abstract_canon_sha256":"56f4d576f479c1586c7ded5278d02322b7608f1a41d63e0116e737c9c0935d8b"},"schema_version":"1.0"},"canonical_sha256":"23976c5828649f38b30099903216af41fa278d77bf6862c1324202a74d2d4f9d","source":{"kind":"arxiv","id":"2502.08712","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.08712","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"arxiv_version","alias_value":"2502.08712v1","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.08712","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_12","alias_value":"EOLWYWBIMSPT","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_16","alias_value":"EOLWYWBIMSPTRMYA","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_8","alias_value":"EOLWYWBI","created_at":"2026-07-05T10:13:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:EOLWYWBIMSPTRMYATGIDEFVPIH","target":"record","payload":{"canonical_record":{"source":{"id":"2502.08712","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-12T19:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"7f3a7a989a332d56e57c66cd2bb7dd9631419ac6b980fc9b83066a21360b61d6","abstract_canon_sha256":"56f4d576f479c1586c7ded5278d02322b7608f1a41d63e0116e737c9c0935d8b"},"schema_version":"1.0"},"canonical_sha256":"23976c5828649f38b30099903216af41fa278d77bf6862c1324202a74d2d4f9d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:13:28.806831Z","signature_b64":"a8BudFw8ejKimEFhUinGp9bghbfHxiGLK16nDIZTP4ZYHof0cYQhw7F5OuO6aXa+KH6MBWatSchCKexGJoAECg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23976c5828649f38b30099903216af41fa278d77bf6862c1324202a74d2d4f9d","last_reissued_at":"2026-07-05T10:13:28.806252Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:13:28.806252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.08712","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":"2026-07-05T10:13:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"41wILHPLKxekF19WQCmKY5pKGrzk2FTHL1UlWFPP7rwIS329aKcioaPYtU2ONxSSKHndJoJTwS65HEtLXtAzBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:46:36.062321Z"},"content_sha256":"45bc4b38028517edeeb451c1db238f2bb651179d5c1951c026f5b5e82867845f","schema_version":"1.0","event_id":"sha256:45bc4b38028517edeeb451c1db238f2bb651179d5c1951c026f5b5e82867845f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:EOLWYWBIMSPTRMYATGIDEFVPIH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The AURORA Survey: The Evolution of Multi-phase Electron Densities at High Redshift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alice E. Shapley, Anthony J. Pahl, Danielle A. Berg, Daniel P. Stark, Daniel Schaerer, Desika Narayanan, Fergus Cullen, Garth D. Illingworth, James S. Dunlop, Leonardo Clarke, Max Pettini, Michael W. Topping, Naveen A. Reddy, N. M. F\\\"orster Schreiber, Richard S. Ellis, Ryan L. Sanders, Tucker Jones","submitted_at":"2025-02-12T19:00:01Z","abstract_excerpt":"We present an analysis of deep $\\textit{JWST}$/NIRSpec spectra of star-forming galaxies at $z\\simeq1.4-10$, observed as part of the AURORA survey. We infer median low-ionization electron densities of $268_{-49}^{+45}~\\rm cm^{-3}$, $350_{-76}^{+140}~\\rm cm^{-3}$, and $480_{-310}^{+390}~\\rm cm^{-3}$ at redshifts z$=2.3$, $z=3.2$, and $z=5.3$, respectively, revealing an evolutionary trend following $(1+z)^{1.5\\pm0.6}$. We identify weak positive correlations between electron density and star formation rate (SFR) as well as SFR surface density, but no significant trends with stellar mass or specifi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.08712","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/2502.08712/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":"2026-07-05T10:13:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZMab0uxqTWkw1/UM7JUCvixfdKZ8JTcqlAZ/Q44c0ksZdsTyz1pffWirv55MVMsH6dd7MwELBkmOEJTD1g48Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T21:46:36.063289Z"},"content_sha256":"9312c4115ae3a17448df2b29a861fd2ca1c652f0316e3513092b68cf3b366104","schema_version":"1.0","event_id":"sha256:9312c4115ae3a17448df2b29a861fd2ca1c652f0316e3513092b68cf3b366104"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/bundle.json","state_url":"https://pith.science/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/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":"2026-08-05T21:46:36Z","links":{"resolver":"https://pith.science/pith/EOLWYWBIMSPTRMYATGIDEFVPIH","bundle":"https://pith.science/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/bundle.json","state":"https://pith.science/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EOLWYWBIMSPTRMYATGIDEFVPIH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:EOLWYWBIMSPTRMYATGIDEFVPIH","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":"56f4d576f479c1586c7ded5278d02322b7608f1a41d63e0116e737c9c0935d8b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-12T19:00:01Z","title_canon_sha256":"7f3a7a989a332d56e57c66cd2bb7dd9631419ac6b980fc9b83066a21360b61d6"},"schema_version":"1.0","source":{"id":"2502.08712","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.08712","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"arxiv_version","alias_value":"2502.08712v1","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.08712","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_12","alias_value":"EOLWYWBIMSPT","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_16","alias_value":"EOLWYWBIMSPTRMYA","created_at":"2026-07-05T10:13:28Z"},{"alias_kind":"pith_short_8","alias_value":"EOLWYWBI","created_at":"2026-07-05T10:13:28Z"}],"graph_snapshots":[{"event_id":"sha256:9312c4115ae3a17448df2b29a861fd2ca1c652f0316e3513092b68cf3b366104","target":"graph","created_at":"2026-07-05T10:13:28Z","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/2502.08712/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present an analysis of deep $\\textit{JWST}$/NIRSpec spectra of star-forming galaxies at $z\\simeq1.4-10$, observed as part of the AURORA survey. We infer median low-ionization electron densities of $268_{-49}^{+45}~\\rm cm^{-3}$, $350_{-76}^{+140}~\\rm cm^{-3}$, and $480_{-310}^{+390}~\\rm cm^{-3}$ at redshifts z$=2.3$, $z=3.2$, and $z=5.3$, respectively, revealing an evolutionary trend following $(1+z)^{1.5\\pm0.6}$. We identify weak positive correlations between electron density and star formation rate (SFR) as well as SFR surface density, but no significant trends with stellar mass or specifi","authors_text":"Alice E. Shapley, Anthony J. Pahl, Danielle A. Berg, Daniel P. Stark, Daniel Schaerer, Desika Narayanan, Fergus Cullen, Garth D. Illingworth, James S. Dunlop, Leonardo Clarke, Max Pettini, Michael W. Topping, Naveen A. Reddy, N. M. F\\\"orster Schreiber, Richard S. Ellis, Ryan L. Sanders, Tucker Jones","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-12T19:00:01Z","title":"The AURORA Survey: The Evolution of Multi-phase Electron Densities at High Redshift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.08712","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":"sha256:45bc4b38028517edeeb451c1db238f2bb651179d5c1951c026f5b5e82867845f","target":"record","created_at":"2026-07-05T10:13:28Z","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":"56f4d576f479c1586c7ded5278d02322b7608f1a41d63e0116e737c9c0935d8b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-02-12T19:00:01Z","title_canon_sha256":"7f3a7a989a332d56e57c66cd2bb7dd9631419ac6b980fc9b83066a21360b61d6"},"schema_version":"1.0","source":{"id":"2502.08712","kind":"arxiv","version":1}},"canonical_sha256":"23976c5828649f38b30099903216af41fa278d77bf6862c1324202a74d2d4f9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"23976c5828649f38b30099903216af41fa278d77bf6862c1324202a74d2d4f9d","first_computed_at":"2026-07-05T10:13:28.806252Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:13:28.806252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a8BudFw8ejKimEFhUinGp9bghbfHxiGLK16nDIZTP4ZYHof0cYQhw7F5OuO6aXa+KH6MBWatSchCKexGJoAECg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:13:28.806831Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.08712","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:45bc4b38028517edeeb451c1db238f2bb651179d5c1951c026f5b5e82867845f","sha256:9312c4115ae3a17448df2b29a861fd2ca1c652f0316e3513092b68cf3b366104"],"state_sha256":"f10f72f0b11e24d8767782ce15641d14d6ff4e95780e9ce540fd019d157d5bbf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uQGt0fHRhXkgnPJyvOLAcDkAbLSMYVrjBW1Huc6NG3+NcBbeD0hbM2ZPozzQWd+Gjq4DKz0KKS68MbWc93lPDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T21:46:36.070929Z","bundle_sha256":"b5d2a199107e744752c3ac6d1dfebc511b6fa20970d43d6fc3ac5e0b0f0c0445"}}