{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:TDAXUCILZ2F535ONQMBSKYMS3F","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":"45d0f0ac94b80e80ccdaaa0a957ac3cff59e1573d169d31a569fb92106638724","cross_cats_sorted":[],"license":"","primary_cat":"physics.ins-det","submitted_at":"2005-10-25T17:20:19Z","title_canon_sha256":"d39801aa6d01f0506a1df202720f511bfb7ec1d780490626d907746df8a8af69"},"schema_version":"1.0","source":{"id":"physics/0510229","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0510229","created_at":"2026-07-04T15:34:29Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0510229v1","created_at":"2026-07-04T15:34:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0510229","created_at":"2026-07-04T15:34:29Z"},{"alias_kind":"pith_short_12","alias_value":"TDAXUCILZ2F5","created_at":"2026-07-04T15:34:29Z"},{"alias_kind":"pith_short_16","alias_value":"TDAXUCILZ2F535ON","created_at":"2026-07-04T15:34:29Z"},{"alias_kind":"pith_short_8","alias_value":"TDAXUCIL","created_at":"2026-07-04T15:34:29Z"}],"graph_snapshots":[{"event_id":"sha256:8cb9eb479809b8f7636ff03618cdba4119bbea13d7d60f9f63b3030ecce10336","target":"graph","created_at":"2026-07-04T15:34:29Z","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/physics/0510229/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Front End Driver, FED, is a 9U 400mm VME64x card designed for reading out the Compact Muon Solenoid, CMS, silicon tracker signals transmitted by the APV25 analogue pipeline Application Specific Integrated Circuits. The FED receives the signals via 96 optical fibers at a total input rate of 3.4 GB/sec. The signals are digitized and processed by applying algorithms for pedestal and common mode noise subtraction. Algorithms that search for clusters of hits are used to further reduce the input rate. Only the cluster data along with trigger information of the event are transmitted to the CMS da","authors_text":"C. Foudas, C.P. Day, D. Ballard, E. Corrin, E.J. Freeman, G. Hall, G. Iles, G. Rogers, I. Church, I. Reid, I.R. Tomalin, J.A. Coughlan, J. Fulcher, J. Jones, J. Leaver, J. Salisbury, M. Noy, M. Pearson, M. Raymond, O. Zorba, R. Bainbridge, R.N.J. Halsall, S. Taghavi, W.J.F. Gannon","cross_cats":[],"headline":"","license":"","primary_cat":"physics.ins-det","submitted_at":"2005-10-25T17:20:19Z","title":"The CMS Tracker Readout Front End Driver"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0510229","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":"sha256:59172f9d17c3312b8cad56ef6cd26e2f38bd128457b6cce95109948d8aca3217","target":"record","created_at":"2026-07-04T15:34:29Z","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":"45d0f0ac94b80e80ccdaaa0a957ac3cff59e1573d169d31a569fb92106638724","cross_cats_sorted":[],"license":"","primary_cat":"physics.ins-det","submitted_at":"2005-10-25T17:20:19Z","title_canon_sha256":"d39801aa6d01f0506a1df202720f511bfb7ec1d780490626d907746df8a8af69"},"schema_version":"1.0","source":{"id":"physics/0510229","kind":"arxiv","version":1}},"canonical_sha256":"98c17a090bce8bddf5cd8303256192d97b54a35cf7f20bd7f0789de9f50814d1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"98c17a090bce8bddf5cd8303256192d97b54a35cf7f20bd7f0789de9f50814d1","first_computed_at":"2026-07-04T15:34:29.251942Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:34:29.251942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d50btmvwfhGFDljyeieDh2vVkLKRXXH8hRa8wxuMPWsUvnwUv6+wIHtAy1O/ZuIYZZmoICwjeYlb4an6Y6EjCw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:34:29.252368Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0510229","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:59172f9d17c3312b8cad56ef6cd26e2f38bd128457b6cce95109948d8aca3217","sha256:8cb9eb479809b8f7636ff03618cdba4119bbea13d7d60f9f63b3030ecce10336"],"state_sha256":"1f9114b8d4be4b2ddc22563e4769fcbb3a5f90f5ffb089a77e5dff70852dcfcc"}