{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:NFVCMUZDE52J5LJDC3CGV7I6ER","short_pith_number":"pith:NFVCMUZD","canonical_record":{"source":{"id":"2309.08732","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-09-15T19:46:02Z","cross_cats_sorted":["astro-ph.EP","physics.ins-det"],"title_canon_sha256":"478357f7be54f9b3377db376310ab5c0acd61d5f2bfafdb970af57131d77a13a","abstract_canon_sha256":"9b2b92317d93202449b4899d55428b5dfc21da958ff444fb610c79f19823f53a"},"schema_version":"1.0"},"canonical_sha256":"696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3","source":{"kind":"arxiv","id":"2309.08732","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.08732","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"arxiv_version","alias_value":"2309.08732v1","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.08732","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_12","alias_value":"NFVCMUZDE52J","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_16","alias_value":"NFVCMUZDE52J5LJD","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_8","alias_value":"NFVCMUZD","created_at":"2026-07-05T06:51:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:NFVCMUZDE52J5LJDC3CGV7I6ER","target":"record","payload":{"canonical_record":{"source":{"id":"2309.08732","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-09-15T19:46:02Z","cross_cats_sorted":["astro-ph.EP","physics.ins-det"],"title_canon_sha256":"478357f7be54f9b3377db376310ab5c0acd61d5f2bfafdb970af57131d77a13a","abstract_canon_sha256":"9b2b92317d93202449b4899d55428b5dfc21da958ff444fb610c79f19823f53a"},"schema_version":"1.0"},"canonical_sha256":"696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:51:12.555305Z","signature_b64":"pu1r6kRrVtoH+CZrlHiPguFr8E9cNNg9v3P2ywoJ8Fx8SY7OscP52PSKkMTUsqOFBbVyNdv/NJ6Gd37MtSUmCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3","last_reissued_at":"2026-07-05T06:51:12.554822Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:51:12.554822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.08732","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":"2026-07-05T06:51:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mlof5rEi1vfgmrqVZ/3fNskRBWX9JJ0rfBfNPCWxdkm9NFoYB3rlMavqy1EQ6wc0FPF0U/6ZfgFqzKe4xuk6AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:55:53.429865Z"},"content_sha256":"fb6ec507ea4b5cf133c71dfe2c9efc9ca5f53af902e21330eed5c8da1f0460dc","schema_version":"1.0","event_id":"sha256:fb6ec507ea4b5cf133c71dfe2c9efc9ca5f53af902e21330eed5c8da1f0460dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:NFVCMUZDE52J5LJDC3CGV7I6ER","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The path to detecting extraterrestrial life with astrophotonics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.EP","physics.ins-det"],"primary_cat":"astro-ph.IM","authors_text":"Barnaby Norris, Chris Betters, Daniel Levinstein, Dimitri Mawet, Greg Sercel, Jeffrey Jewell, J. Kent Wallace, Jonathan Lin, Julien Lozi, Michael P. Fitzgerald, Nemanja Jovanovic, Nick Cvetojevic, Olivier Guyon, Peter Tuthill, Pradip Gatkine, Rodrigo Amezcua-Correa, Sebastien Vievard, Sergio Leon-Saval, Stephanos Yerolatsitis, Steph Sallum, Svarun Soda, Yinzi Xin, Yoo Jung Kim","submitted_at":"2023-09-15T19:46:02Z","abstract_excerpt":"Astrophysical research into exoplanets has delivered thousands of confirmed planets orbiting distant stars. These planets span a wide ranges of size and composition, with diversity also being the hallmark of system configurations, the great majority of which do not resemble our own solar system. Unfortunately, only a handful of the known planets have been characterized spectroscopically thus far, leaving a gaping void in our understanding of planetary formation processes and planetary types. To make progress, astronomers studying exoplanets will need new and innovative technical solutions. Ast"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.08732","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/2309.08732/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":"2026-07-05T06:51:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MtcKlNnNyOWp5N9/DuZSAo4EcZ1Jti8kqhLQm2FoiGm2WcfGXByb++Yr87j1op6RjyZ/Pgs99ifTjCRaXcPTBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:55:53.430239Z"},"content_sha256":"eee05a84c8f0e018cda73b85d4ad6a6d06d4399969468a6ec106d10db1a789b3","schema_version":"1.0","event_id":"sha256:eee05a84c8f0e018cda73b85d4ad6a6d06d4399969468a6ec106d10db1a789b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/bundle.json","state_url":"https://pith.science/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/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":"2026-07-07T14:55:53Z","links":{"resolver":"https://pith.science/pith/NFVCMUZDE52J5LJDC3CGV7I6ER","bundle":"https://pith.science/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/bundle.json","state":"https://pith.science/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NFVCMUZDE52J5LJDC3CGV7I6ER/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:NFVCMUZDE52J5LJDC3CGV7I6ER","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":"9b2b92317d93202449b4899d55428b5dfc21da958ff444fb610c79f19823f53a","cross_cats_sorted":["astro-ph.EP","physics.ins-det"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-09-15T19:46:02Z","title_canon_sha256":"478357f7be54f9b3377db376310ab5c0acd61d5f2bfafdb970af57131d77a13a"},"schema_version":"1.0","source":{"id":"2309.08732","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.08732","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"arxiv_version","alias_value":"2309.08732v1","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.08732","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_12","alias_value":"NFVCMUZDE52J","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_16","alias_value":"NFVCMUZDE52J5LJD","created_at":"2026-07-05T06:51:12Z"},{"alias_kind":"pith_short_8","alias_value":"NFVCMUZD","created_at":"2026-07-05T06:51:12Z"}],"graph_snapshots":[{"event_id":"sha256:eee05a84c8f0e018cda73b85d4ad6a6d06d4399969468a6ec106d10db1a789b3","target":"graph","created_at":"2026-07-05T06:51:12Z","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/2309.08732/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Astrophysical research into exoplanets has delivered thousands of confirmed planets orbiting distant stars. These planets span a wide ranges of size and composition, with diversity also being the hallmark of system configurations, the great majority of which do not resemble our own solar system. Unfortunately, only a handful of the known planets have been characterized spectroscopically thus far, leaving a gaping void in our understanding of planetary formation processes and planetary types. To make progress, astronomers studying exoplanets will need new and innovative technical solutions. Ast","authors_text":"Barnaby Norris, Chris Betters, Daniel Levinstein, Dimitri Mawet, Greg Sercel, Jeffrey Jewell, J. Kent Wallace, Jonathan Lin, Julien Lozi, Michael P. Fitzgerald, Nemanja Jovanovic, Nick Cvetojevic, Olivier Guyon, Peter Tuthill, Pradip Gatkine, Rodrigo Amezcua-Correa, Sebastien Vievard, Sergio Leon-Saval, Stephanos Yerolatsitis, Steph Sallum, Svarun Soda, Yinzi Xin, Yoo Jung Kim","cross_cats":["astro-ph.EP","physics.ins-det"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-09-15T19:46:02Z","title":"The path to detecting extraterrestrial life with astrophotonics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.08732","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:fb6ec507ea4b5cf133c71dfe2c9efc9ca5f53af902e21330eed5c8da1f0460dc","target":"record","created_at":"2026-07-05T06:51:12Z","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":"9b2b92317d93202449b4899d55428b5dfc21da958ff444fb610c79f19823f53a","cross_cats_sorted":["astro-ph.EP","physics.ins-det"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2023-09-15T19:46:02Z","title_canon_sha256":"478357f7be54f9b3377db376310ab5c0acd61d5f2bfafdb970af57131d77a13a"},"schema_version":"1.0","source":{"id":"2309.08732","kind":"arxiv","version":1}},"canonical_sha256":"696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"696a26532327749ead2316c46afd1e247bf408e8d4021d0a8be3286e5f4098a3","first_computed_at":"2026-07-05T06:51:12.554822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:51:12.554822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pu1r6kRrVtoH+CZrlHiPguFr8E9cNNg9v3P2ywoJ8Fx8SY7OscP52PSKkMTUsqOFBbVyNdv/NJ6Gd37MtSUmCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:51:12.555305Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.08732","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fb6ec507ea4b5cf133c71dfe2c9efc9ca5f53af902e21330eed5c8da1f0460dc","sha256:eee05a84c8f0e018cda73b85d4ad6a6d06d4399969468a6ec106d10db1a789b3"],"state_sha256":"391f12649b7d07a99d9f25e3b285edd543df777023517b49d781bac702e0bcdc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LWf0A98TWAwNpU6kIitou7n0XNnL95YohEeCz1sLgDehK1KJpQy8ATgcGYhrNHk1JsRwP1k+NwqFGio+t6AjDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:55:53.432231Z","bundle_sha256":"b58c268a3b092072e94a86d1caa67ad647829fd48e6c0cd6f9b7317700af1190"}}