{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:3JULVMO3KOIA62OSZBHZP35DV2","short_pith_number":"pith:3JULVMO3","canonical_record":{"source":{"id":"1805.01265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-05-03T12:49:23Z","cross_cats_sorted":["physics.ins-det","physics.optics","physics.space-ph"],"title_canon_sha256":"2c76818c96263a242e1efb12827522da1d602ac4fb85dd1d4bb540bbff142516","abstract_canon_sha256":"b332e42b3e5e77d9b6573b584d4ce23aaa60723e0aa05eaa55e14bab1a5724ae"},"schema_version":"1.0"},"canonical_sha256":"da68bab1db53900f69d2c84f97efa3aeb8bcb3e0457ce5b5cba0cd6c7da47f20","source":{"kind":"arxiv","id":"1805.01265","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01265","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01265v1","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01265","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"pith_short_12","alias_value":"3JULVMO3KOIA","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3JULVMO3KOIA62OS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3JULVMO3","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:3JULVMO3KOIA62OSZBHZP35DV2","target":"record","payload":{"canonical_record":{"source":{"id":"1805.01265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-05-03T12:49:23Z","cross_cats_sorted":["physics.ins-det","physics.optics","physics.space-ph"],"title_canon_sha256":"2c76818c96263a242e1efb12827522da1d602ac4fb85dd1d4bb540bbff142516","abstract_canon_sha256":"b332e42b3e5e77d9b6573b584d4ce23aaa60723e0aa05eaa55e14bab1a5724ae"},"schema_version":"1.0"},"canonical_sha256":"da68bab1db53900f69d2c84f97efa3aeb8bcb3e0457ce5b5cba0cd6c7da47f20","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:24.932648Z","signature_b64":"Y/Fa8wBxqw6XIZuh5nRim39OcJ9DJ4RpZGfyfkdOYQKfFpQ6WHOTGoBx2chtUdPyxYJEHc1oGM4a0y1SOnMABg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"da68bab1db53900f69d2c84f97efa3aeb8bcb3e0457ce5b5cba0cd6c7da47f20","last_reissued_at":"2026-05-18T00:09:24.932055Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:24.932055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.01265","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":"2026-05-18T00:09:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BRIvmj5ztmt07aCjkQb3QvEwql8LPcbDAysJk9iCkgQkj8RJEcOqL7HOsXxpufhiSdQupOIrBCUQWqqSczSbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T19:27:23.578499Z"},"content_sha256":"a744485247483f87267379fb441d136cacfd5a709ed3863f9d4d7d3f9326e9c0","schema_version":"1.0","event_id":"sha256:a744485247483f87267379fb441d136cacfd5a709ed3863f9d4d7d3f9326e9c0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:3JULVMO3KOIA62OSZBHZP35DV2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BOOST -- A Satellite Mission to Test Lorentz Invariance Using High-Performance Optical Frequency References","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det","physics.optics","physics.space-ph"],"primary_cat":"gr-qc","authors_text":"Achim Peters, Andreas Resch, Arne Grenzebach, Claus Braxmaier, Domenico Gerardi, Ernst M. Rasel, Evgeny Kovalchuk, Klaus D\\\"oringshoff, Konstantin Gaul, Lisa W\\\"orner, Markus Krutzik, Nandan Jha, Norman G\\\"urlebeck, Robert Berger, Sven Herrmann, Thijs Wendrich, Thilo Schuldt, Ulrich Johann","submitted_at":"2018-05-03T12:49:23Z","abstract_excerpt":"BOOST (BOOst Symmetry Test) is a proposed satellite mission to search for violations of Lorentz invariance by comparing two optical frequency references. One is based on a long-term stable optical resonator and the other on a hyperfine transition in molecular iodine. This mission will allow to determine several parameters of the standard model extension in the electron sector up to two orders of magnitude better than with the current best experiments. Here, we will give an overview of the mission, the science case and the payload."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01265","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":"2026-05-18T00:09:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xjo7hnQJKkw2rjnCiTBZMCqhKhYnOr/y/XVpQpfuUo7jJhNCov9gN2fT7qET6nanpdAIluWbUB+yWpdIj9dOAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T19:27:23.579214Z"},"content_sha256":"47c06b70d5d8bce42be2865ffeff7174df7a186880f753381990aaa028089654","schema_version":"1.0","event_id":"sha256:47c06b70d5d8bce42be2865ffeff7174df7a186880f753381990aaa028089654"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3JULVMO3KOIA62OSZBHZP35DV2/bundle.json","state_url":"https://pith.science/pith/3JULVMO3KOIA62OSZBHZP35DV2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3JULVMO3KOIA62OSZBHZP35DV2/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":"2026-05-24T19:27:23Z","links":{"resolver":"https://pith.science/pith/3JULVMO3KOIA62OSZBHZP35DV2","bundle":"https://pith.science/pith/3JULVMO3KOIA62OSZBHZP35DV2/bundle.json","state":"https://pith.science/pith/3JULVMO3KOIA62OSZBHZP35DV2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3JULVMO3KOIA62OSZBHZP35DV2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:3JULVMO3KOIA62OSZBHZP35DV2","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":"b332e42b3e5e77d9b6573b584d4ce23aaa60723e0aa05eaa55e14bab1a5724ae","cross_cats_sorted":["physics.ins-det","physics.optics","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-05-03T12:49:23Z","title_canon_sha256":"2c76818c96263a242e1efb12827522da1d602ac4fb85dd1d4bb540bbff142516"},"schema_version":"1.0","source":{"id":"1805.01265","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01265","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01265v1","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01265","created_at":"2026-05-18T00:09:24Z"},{"alias_kind":"pith_short_12","alias_value":"3JULVMO3KOIA","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3JULVMO3KOIA62OS","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3JULVMO3","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:47c06b70d5d8bce42be2865ffeff7174df7a186880f753381990aaa028089654","target":"graph","created_at":"2026-05-18T00:09:24Z","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":"BOOST (BOOst Symmetry Test) is a proposed satellite mission to search for violations of Lorentz invariance by comparing two optical frequency references. One is based on a long-term stable optical resonator and the other on a hyperfine transition in molecular iodine. This mission will allow to determine several parameters of the standard model extension in the electron sector up to two orders of magnitude better than with the current best experiments. Here, we will give an overview of the mission, the science case and the payload.","authors_text":"Achim Peters, Andreas Resch, Arne Grenzebach, Claus Braxmaier, Domenico Gerardi, Ernst M. Rasel, Evgeny Kovalchuk, Klaus D\\\"oringshoff, Konstantin Gaul, Lisa W\\\"orner, Markus Krutzik, Nandan Jha, Norman G\\\"urlebeck, Robert Berger, Sven Herrmann, Thijs Wendrich, Thilo Schuldt, Ulrich Johann","cross_cats":["physics.ins-det","physics.optics","physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-05-03T12:49:23Z","title":"BOOST -- A Satellite Mission to Test Lorentz Invariance Using High-Performance Optical Frequency References"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01265","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:a744485247483f87267379fb441d136cacfd5a709ed3863f9d4d7d3f9326e9c0","target":"record","created_at":"2026-05-18T00:09:24Z","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":"b332e42b3e5e77d9b6573b584d4ce23aaa60723e0aa05eaa55e14bab1a5724ae","cross_cats_sorted":["physics.ins-det","physics.optics","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-05-03T12:49:23Z","title_canon_sha256":"2c76818c96263a242e1efb12827522da1d602ac4fb85dd1d4bb540bbff142516"},"schema_version":"1.0","source":{"id":"1805.01265","kind":"arxiv","version":1}},"canonical_sha256":"da68bab1db53900f69d2c84f97efa3aeb8bcb3e0457ce5b5cba0cd6c7da47f20","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"da68bab1db53900f69d2c84f97efa3aeb8bcb3e0457ce5b5cba0cd6c7da47f20","first_computed_at":"2026-05-18T00:09:24.932055Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:24.932055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y/Fa8wBxqw6XIZuh5nRim39OcJ9DJ4RpZGfyfkdOYQKfFpQ6WHOTGoBx2chtUdPyxYJEHc1oGM4a0y1SOnMABg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:24.932648Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.01265","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a744485247483f87267379fb441d136cacfd5a709ed3863f9d4d7d3f9326e9c0","sha256:47c06b70d5d8bce42be2865ffeff7174df7a186880f753381990aaa028089654"],"state_sha256":"60d454c70704f2b1c72daac0ad76e70e5cefb227b2f8048f2fc648032fc1b463"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mJOHkFnd60jo7I2uoUzXFqEBMoeB7XA4RXyLhmPj2deTNVmHPKAYVAl2xn06vnICCtPwTX6S+Fju5awpBySkDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T19:27:23.583045Z","bundle_sha256":"7370cb7de2d607a6e2b003d20e16b0eaee423444c634e86b5df3659d212c6da4"}}