{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:UHU4CVC7YGHLR2J4EATPEEIBWP","short_pith_number":"pith:UHU4CVC7","canonical_record":{"source":{"id":"2007.07780","kind":"arxiv","version":14},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2020-07-14T14:17:51Z","cross_cats_sorted":["astro-ph.IM","physics.acc-ph"],"title_canon_sha256":"baea95a20ace4871aea24864682f1c448a5817419d4619acee429711360dce53","abstract_canon_sha256":"cb530f3f549c5ec8b5e722606bfcb51bb687028fbff1501b17d2e6006add9910"},"schema_version":"1.0"},"canonical_sha256":"a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a","source":{"kind":"arxiv","id":"2007.07780","version":14},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.07780","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"arxiv_version","alias_value":"2007.07780v14","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.07780","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_12","alias_value":"UHU4CVC7YGHL","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_16","alias_value":"UHU4CVC7YGHLR2J4","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_8","alias_value":"UHU4CVC7","created_at":"2026-06-19T16:10:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:UHU4CVC7YGHLR2J4EATPEEIBWP","target":"record","payload":{"canonical_record":{"source":{"id":"2007.07780","kind":"arxiv","version":14},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2020-07-14T14:17:51Z","cross_cats_sorted":["astro-ph.IM","physics.acc-ph"],"title_canon_sha256":"baea95a20ace4871aea24864682f1c448a5817419d4619acee429711360dce53","abstract_canon_sha256":"cb530f3f549c5ec8b5e722606bfcb51bb687028fbff1501b17d2e6006add9910"},"schema_version":"1.0"},"canonical_sha256":"a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:10:26.780504Z","signature_b64":"EHQTHjUdsnqs48eFYA6Zizcg1ke46mewpWttPJv36yTvYVIxfbGMsucNNN7fl/MaATNVKvk/wUkZx2es2GWMAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a","last_reissued_at":"2026-06-19T16:10:26.780153Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:10:26.780153Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.07780","source_version":14,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-19T16:10:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h5XEqZgnEoi0uMNG50R5mVALQ1ufoYso1XbYB9mjG0+32Usf4LQBryBCvE0vqgHAL11O7y0nn2TXefqpRAx4Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T22:16:19.356617Z"},"content_sha256":"5e65d32bb2158f1499a94d794ac369fc42391bb473d547b85fbff1b634ac9b89","schema_version":"1.0","event_id":"sha256:5e65d32bb2158f1499a94d794ac369fc42391bb473d547b85fbff1b634ac9b89"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:UHU4CVC7YGHLR2J4EATPEEIBWP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Special Relativity -- Applications to astronomy and the accelerator physics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","physics.acc-ph"],"primary_cat":"physics.class-ph","authors_text":"Evgeny Saldin","submitted_at":"2020-07-14T14:17:51Z","abstract_excerpt":"There are many books on the classical subject of special relativity. However, after having spent a number of years, both in relativistic engineering and research with relativity, I have come to the conclusion that there exist a place for a new book. I do believe that the present book is not quite the same as the others, mainly due to attempt to cast light on dark corners. I should make it clear what this little book is not. It is not a textbook on relativity theory. What the book is about is the nature of special relativistic kinematics, its relation to space and time, and the operational inte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.07780","kind":"arxiv","version":14},"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/2007.07780/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":"2026-06-19T16:10:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0xVE8qh6bokvz0UiTqmmNC2NLF7A2g+3e2QKtaT2ivvJATkvu2OFnxYyWNxvyBlr6QSvmwgH559JrLdZ1KICDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T22:16:19.356991Z"},"content_sha256":"f158f81312a98550b0ffba9c5170eda80339c0142ccd97db9257e4e5460dbad8","schema_version":"1.0","event_id":"sha256:f158f81312a98550b0ffba9c5170eda80339c0142ccd97db9257e4e5460dbad8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/bundle.json","state_url":"https://pith.science/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/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":"2026-07-18T22:16:19Z","links":{"resolver":"https://pith.science/pith/UHU4CVC7YGHLR2J4EATPEEIBWP","bundle":"https://pith.science/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/bundle.json","state":"https://pith.science/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UHU4CVC7YGHLR2J4EATPEEIBWP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:UHU4CVC7YGHLR2J4EATPEEIBWP","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":"cb530f3f549c5ec8b5e722606bfcb51bb687028fbff1501b17d2e6006add9910","cross_cats_sorted":["astro-ph.IM","physics.acc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2020-07-14T14:17:51Z","title_canon_sha256":"baea95a20ace4871aea24864682f1c448a5817419d4619acee429711360dce53"},"schema_version":"1.0","source":{"id":"2007.07780","kind":"arxiv","version":14}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.07780","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"arxiv_version","alias_value":"2007.07780v14","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.07780","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_12","alias_value":"UHU4CVC7YGHL","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_16","alias_value":"UHU4CVC7YGHLR2J4","created_at":"2026-06-19T16:10:26Z"},{"alias_kind":"pith_short_8","alias_value":"UHU4CVC7","created_at":"2026-06-19T16:10:26Z"}],"graph_snapshots":[{"event_id":"sha256:f158f81312a98550b0ffba9c5170eda80339c0142ccd97db9257e4e5460dbad8","target":"graph","created_at":"2026-06-19T16:10:26Z","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/2007.07780/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"There are many books on the classical subject of special relativity. However, after having spent a number of years, both in relativistic engineering and research with relativity, I have come to the conclusion that there exist a place for a new book. I do believe that the present book is not quite the same as the others, mainly due to attempt to cast light on dark corners. I should make it clear what this little book is not. It is not a textbook on relativity theory. What the book is about is the nature of special relativistic kinematics, its relation to space and time, and the operational inte","authors_text":"Evgeny Saldin","cross_cats":["astro-ph.IM","physics.acc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2020-07-14T14:17:51Z","title":"Special Relativity -- Applications to astronomy and the accelerator physics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.07780","kind":"arxiv","version":14},"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":"sha256:5e65d32bb2158f1499a94d794ac369fc42391bb473d547b85fbff1b634ac9b89","target":"record","created_at":"2026-06-19T16:10:26Z","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":"cb530f3f549c5ec8b5e722606bfcb51bb687028fbff1501b17d2e6006add9910","cross_cats_sorted":["astro-ph.IM","physics.acc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2020-07-14T14:17:51Z","title_canon_sha256":"baea95a20ace4871aea24864682f1c448a5817419d4619acee429711360dce53"},"schema_version":"1.0","source":{"id":"2007.07780","kind":"arxiv","version":14}},"canonical_sha256":"a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a1e9c1545fc18eb8e93c2026f21101b3e796101230740e81bd35546414a0cc3a","first_computed_at":"2026-06-19T16:10:26.780153Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:10:26.780153Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EHQTHjUdsnqs48eFYA6Zizcg1ke46mewpWttPJv36yTvYVIxfbGMsucNNN7fl/MaATNVKvk/wUkZx2es2GWMAg==","signature_status":"signed_v1","signed_at":"2026-06-19T16:10:26.780504Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.07780","source_kind":"arxiv","source_version":14}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5e65d32bb2158f1499a94d794ac369fc42391bb473d547b85fbff1b634ac9b89","sha256:f158f81312a98550b0ffba9c5170eda80339c0142ccd97db9257e4e5460dbad8"],"state_sha256":"b89bd610279495d1f6143faffe1d2345ea23cf0b6d97404e5b9ce968815d9841"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VSiGyyLo4n2X3a98LFhFTny/NExZ0ppssYduMP/THma8R15HazBkuVQnDndnMvKR5az48OfKtqSP8wJ4hfBODg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-18T22:16:19.359486Z","bundle_sha256":"ed6cedaf1ceeeab60930d3a6fb5be2b62c11a266422f03b6429fa5a48f67f258"}}