{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:IK4QHNMFEXGXB6BRW3EYEMXUSE","short_pith_number":"pith:IK4QHNMF","canonical_record":{"source":{"id":"1301.4330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-01-18T09:42:26Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3ec814b58d0806708049e7b4b3a9f69fe9bd8ca3f3f322973b9c028d0c014955","abstract_canon_sha256":"59e61373cca7d1d0e6329b7f796e330589a70b61e6674f129f1ff1f20e332923"},"schema_version":"1.0"},"canonical_sha256":"42b903b58525cd70f831b6c98232f4913b45cf8e1c189a892589e458878c9667","source":{"kind":"arxiv","id":"1301.4330","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.4330","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"1301.4330v1","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.4330","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"IK4QHNMFEXGX","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IK4QHNMFEXGXB6BR","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IK4QHNMF","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:IK4QHNMFEXGXB6BRW3EYEMXUSE","target":"record","payload":{"canonical_record":{"source":{"id":"1301.4330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-01-18T09:42:26Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"3ec814b58d0806708049e7b4b3a9f69fe9bd8ca3f3f322973b9c028d0c014955","abstract_canon_sha256":"59e61373cca7d1d0e6329b7f796e330589a70b61e6674f129f1ff1f20e332923"},"schema_version":"1.0"},"canonical_sha256":"42b903b58525cd70f831b6c98232f4913b45cf8e1c189a892589e458878c9667","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:36:05.647295Z","signature_b64":"LkYMEeDOwX83I/vIYXGhBGdmiUlj5P6rtBM6l+bMP0/t7Cu5RZGkiEyGyC+wrer66TiI94AojifCH3lJsV2/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42b903b58525cd70f831b6c98232f4913b45cf8e1c189a892589e458878c9667","last_reissued_at":"2026-05-18T03:36:05.646756Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:36:05.646756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.4330","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":"2026-05-18T03:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/ZmUSz5GabkURAMkJXM9SQkU/YPDsySIrlxCTmBnJPZ12FLDv5qhOZ+3wAKgMhrwkgA3HDY5zswfIfzNSHMTAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T13:37:31.698059Z"},"content_sha256":"bbe3a1ed83bc34d83991557427c79736271361bb5a73694db954c49187c6eb23","schema_version":"1.0","event_id":"sha256:bbe3a1ed83bc34d83991557427c79736271361bb5a73694db954c49187c6eb23"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:IK4QHNMFEXGXB6BRW3EYEMXUSE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Volume Free Electron Laser - Self-Phase-Locking System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.acc-ph","authors_text":"A.A Gurinovich, V.G. Baryshevsky","submitted_at":"2013-01-18T09:42:26Z","abstract_excerpt":"It is shown that that the Volume free electron laser is a self-phase-locking system. Equations are derived that describe both the phase-locking process and the dependence of generation on the times of bunches' entering into the VFEL resonator in the superradiation regime and for long pulses. The derived equations are applicable to the description of the stated processes in gratings formed by relativistic BWOs."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.4330","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":"2026-05-18T03:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PDkPC7OJbO3APi4bML5noFVZ2qfbrzH0khnC75qTfBhhouKovKMqD1cjGs8h6lLaQmGvDInqJAveuad3hazNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T13:37:31.698418Z"},"content_sha256":"9e3cae27e961e58e1b0da68d9b63c2d0321822e7d04e4e66e908a2acff0a49da","schema_version":"1.0","event_id":"sha256:9e3cae27e961e58e1b0da68d9b63c2d0321822e7d04e4e66e908a2acff0a49da"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/bundle.json","state_url":"https://pith.science/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/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":"2026-06-09T13:37:31Z","links":{"resolver":"https://pith.science/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE","bundle":"https://pith.science/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/bundle.json","state":"https://pith.science/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IK4QHNMFEXGXB6BRW3EYEMXUSE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:IK4QHNMFEXGXB6BRW3EYEMXUSE","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":"59e61373cca7d1d0e6329b7f796e330589a70b61e6674f129f1ff1f20e332923","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-01-18T09:42:26Z","title_canon_sha256":"3ec814b58d0806708049e7b4b3a9f69fe9bd8ca3f3f322973b9c028d0c014955"},"schema_version":"1.0","source":{"id":"1301.4330","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.4330","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"1301.4330v1","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.4330","created_at":"2026-05-18T03:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"IK4QHNMFEXGX","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IK4QHNMFEXGXB6BR","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IK4QHNMF","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:9e3cae27e961e58e1b0da68d9b63c2d0321822e7d04e4e66e908a2acff0a49da","target":"graph","created_at":"2026-05-18T03:36:05Z","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":"It is shown that that the Volume free electron laser is a self-phase-locking system. Equations are derived that describe both the phase-locking process and the dependence of generation on the times of bunches' entering into the VFEL resonator in the superradiation regime and for long pulses. The derived equations are applicable to the description of the stated processes in gratings formed by relativistic BWOs.","authors_text":"A.A Gurinovich, V.G. Baryshevsky","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-01-18T09:42:26Z","title":"Volume Free Electron Laser - Self-Phase-Locking System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.4330","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:bbe3a1ed83bc34d83991557427c79736271361bb5a73694db954c49187c6eb23","target":"record","created_at":"2026-05-18T03:36:05Z","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":"59e61373cca7d1d0e6329b7f796e330589a70b61e6674f129f1ff1f20e332923","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-01-18T09:42:26Z","title_canon_sha256":"3ec814b58d0806708049e7b4b3a9f69fe9bd8ca3f3f322973b9c028d0c014955"},"schema_version":"1.0","source":{"id":"1301.4330","kind":"arxiv","version":1}},"canonical_sha256":"42b903b58525cd70f831b6c98232f4913b45cf8e1c189a892589e458878c9667","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"42b903b58525cd70f831b6c98232f4913b45cf8e1c189a892589e458878c9667","first_computed_at":"2026-05-18T03:36:05.646756Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:36:05.646756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LkYMEeDOwX83I/vIYXGhBGdmiUlj5P6rtBM6l+bMP0/t7Cu5RZGkiEyGyC+wrer66TiI94AojifCH3lJsV2/Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:36:05.647295Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.4330","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbe3a1ed83bc34d83991557427c79736271361bb5a73694db954c49187c6eb23","sha256:9e3cae27e961e58e1b0da68d9b63c2d0321822e7d04e4e66e908a2acff0a49da"],"state_sha256":"498a04910f601d56ba0ea20e608b31f6be3c07d25a18010354a88d4eed18afe5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G4awDjoERiXntt5CBZ0y2XsH+0fo3gdhd3EuU85NJPCzTzGCnq7bYn+fTCD5/ct5G5y7vPMxd1VWz3KojOAiCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T13:37:31.700284Z","bundle_sha256":"ee366da3444824c590e3aa105f963ac13a83d26f7c8b0a3fa7100d00ad876080"}}