{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:MJF2RFU6SFRIXOSTRM2VEHJBLK","short_pith_number":"pith:MJF2RFU6","canonical_record":{"source":{"id":"0707.0539","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.acc-ph","submitted_at":"2007-07-04T05:07:28Z","cross_cats_sorted":[],"title_canon_sha256":"132ba166c8ae8feca704229d29ec24d51f6961ffdb13748cef56d50c4abb250b","abstract_canon_sha256":"3e38028c3919c1004ed08e23223ea9bd4e507c34931520e2478b8e336be3dfc4"},"schema_version":"1.0"},"canonical_sha256":"624ba8969e91628bba538b35521d215ab896362fb23e7e8dac4eefa34fef4a68","source":{"kind":"arxiv","id":"0707.0539","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.0539","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"arxiv_version","alias_value":"0707.0539v1","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.0539","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_12","alias_value":"MJF2RFU6SFRI","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_16","alias_value":"MJF2RFU6SFRIXOST","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_8","alias_value":"MJF2RFU6","created_at":"2026-07-04T15:02:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:MJF2RFU6SFRIXOSTRM2VEHJBLK","target":"record","payload":{"canonical_record":{"source":{"id":"0707.0539","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.acc-ph","submitted_at":"2007-07-04T05:07:28Z","cross_cats_sorted":[],"title_canon_sha256":"132ba166c8ae8feca704229d29ec24d51f6961ffdb13748cef56d50c4abb250b","abstract_canon_sha256":"3e38028c3919c1004ed08e23223ea9bd4e507c34931520e2478b8e336be3dfc4"},"schema_version":"1.0"},"canonical_sha256":"624ba8969e91628bba538b35521d215ab896362fb23e7e8dac4eefa34fef4a68","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:02:36.575217Z","signature_b64":"+aqRHYsfaXYx50QxeaHIEhcJ0gm8WUw0RV43qStUpJt+9YFYOXstDlF9/lwHCFHEP8zR7e0AZchqCpEAsQ+tDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"624ba8969e91628bba538b35521d215ab896362fb23e7e8dac4eefa34fef4a68","last_reissued_at":"2026-07-04T15:02:36.574880Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:02:36.574880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0707.0539","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":"2026-07-04T15:02:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"905+6LQcUVjfSiWkwvlQEkH4c3vmiiIhZyxFrJNHLTotgmvvkmTjIm0oRbiVFyQIWk87VUK4oayIaFgNq/V4Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T09:02:45.241169Z"},"content_sha256":"5acbbcdceb0486c837e38c8a55c18e2b26f5f570618ae11bafd0b10e69dce601","schema_version":"1.0","event_id":"sha256:5acbbcdceb0486c837e38c8a55c18e2b26f5f570618ae11bafd0b10e69dce601"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:MJF2RFU6SFRIXOSTRM2VEHJBLK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synchrotron Radiation Interferometer Calibration Check by Use of A Size Control Bump in KEKB","license":"","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"J. Flanagan, K. Oide, N. Iida, Y. Funakoshi","submitted_at":"2007-07-04T05:07:28Z","abstract_excerpt":"In KEKB, synchrotron radiation interferometers (SRMs) are used for measuring the transverse beam sizes. There is also a tool for enlarging the vertical beam size intentionally by making an asymmetric bump, called an ``iSize'' bump, at one of the strongest non-interleaved sextupole magnets in each KEKB ring. The calibrations of the SRMs were checked by comparing the measured vertical beam sizes with those calculated using the computer code ``SAD''. The obtained correction factors are 1.000$\\pm$0.045 for HER and 0.971$\\pm$0.060 for LER, which are consistent with the calibration factors of SRMs\\c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.0539","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/0707.0539/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":"2026-07-04T15:02:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cS0zxaoIKclHlQ8hH3la5+hczafjfhoxDc8ss7nQjtifQ6rqGokzfzYu8VAj3urblJE5wZYeDkhCmLeJDq+ZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T09:02:45.241549Z"},"content_sha256":"adb3cf1864d1864d06e06d9d661f3dc4bae7f7b32a237787d1f76b48b91982c0","schema_version":"1.0","event_id":"sha256:adb3cf1864d1864d06e06d9d661f3dc4bae7f7b32a237787d1f76b48b91982c0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/bundle.json","state_url":"https://pith.science/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/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":"2026-07-09T09:02:45Z","links":{"resolver":"https://pith.science/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK","bundle":"https://pith.science/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/bundle.json","state":"https://pith.science/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MJF2RFU6SFRIXOSTRM2VEHJBLK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:MJF2RFU6SFRIXOSTRM2VEHJBLK","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":"3e38028c3919c1004ed08e23223ea9bd4e507c34931520e2478b8e336be3dfc4","cross_cats_sorted":[],"license":"","primary_cat":"physics.acc-ph","submitted_at":"2007-07-04T05:07:28Z","title_canon_sha256":"132ba166c8ae8feca704229d29ec24d51f6961ffdb13748cef56d50c4abb250b"},"schema_version":"1.0","source":{"id":"0707.0539","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.0539","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"arxiv_version","alias_value":"0707.0539v1","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.0539","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_12","alias_value":"MJF2RFU6SFRI","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_16","alias_value":"MJF2RFU6SFRIXOST","created_at":"2026-07-04T15:02:36Z"},{"alias_kind":"pith_short_8","alias_value":"MJF2RFU6","created_at":"2026-07-04T15:02:36Z"}],"graph_snapshots":[{"event_id":"sha256:adb3cf1864d1864d06e06d9d661f3dc4bae7f7b32a237787d1f76b48b91982c0","target":"graph","created_at":"2026-07-04T15:02:36Z","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/0707.0539/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In KEKB, synchrotron radiation interferometers (SRMs) are used for measuring the transverse beam sizes. There is also a tool for enlarging the vertical beam size intentionally by making an asymmetric bump, called an ``iSize'' bump, at one of the strongest non-interleaved sextupole magnets in each KEKB ring. The calibrations of the SRMs were checked by comparing the measured vertical beam sizes with those calculated using the computer code ``SAD''. The obtained correction factors are 1.000$\\pm$0.045 for HER and 0.971$\\pm$0.060 for LER, which are consistent with the calibration factors of SRMs\\c","authors_text":"J. Flanagan, K. Oide, N. Iida, Y. Funakoshi","cross_cats":[],"headline":"","license":"","primary_cat":"physics.acc-ph","submitted_at":"2007-07-04T05:07:28Z","title":"Synchrotron Radiation Interferometer Calibration Check by Use of A Size Control Bump in KEKB"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.0539","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":"sha256:5acbbcdceb0486c837e38c8a55c18e2b26f5f570618ae11bafd0b10e69dce601","target":"record","created_at":"2026-07-04T15:02:36Z","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":"3e38028c3919c1004ed08e23223ea9bd4e507c34931520e2478b8e336be3dfc4","cross_cats_sorted":[],"license":"","primary_cat":"physics.acc-ph","submitted_at":"2007-07-04T05:07:28Z","title_canon_sha256":"132ba166c8ae8feca704229d29ec24d51f6961ffdb13748cef56d50c4abb250b"},"schema_version":"1.0","source":{"id":"0707.0539","kind":"arxiv","version":1}},"canonical_sha256":"624ba8969e91628bba538b35521d215ab896362fb23e7e8dac4eefa34fef4a68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"624ba8969e91628bba538b35521d215ab896362fb23e7e8dac4eefa34fef4a68","first_computed_at":"2026-07-04T15:02:36.574880Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:02:36.574880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+aqRHYsfaXYx50QxeaHIEhcJ0gm8WUw0RV43qStUpJt+9YFYOXstDlF9/lwHCFHEP8zR7e0AZchqCpEAsQ+tDw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:02:36.575217Z","signed_message":"canonical_sha256_bytes"},"source_id":"0707.0539","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5acbbcdceb0486c837e38c8a55c18e2b26f5f570618ae11bafd0b10e69dce601","sha256:adb3cf1864d1864d06e06d9d661f3dc4bae7f7b32a237787d1f76b48b91982c0"],"state_sha256":"53f21818cd5e450958e03b61339c9b8f317ff6c9e3743b75874a8240c3fac9d7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7MELOKHxCK/Fe3NC5uvkfvkzntvDGDhRUyX6Z8Ess+N7CmyFHS/PbfIl2vd1nPPB8STTDzJHJQe377bI2PMVAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T09:02:45.243924Z","bundle_sha256":"0e8bd0ae1d8e9a6540c103e03bd003afa23b7988bf75016f9752cff12fa5939c"}}