{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:EHPKMGWXVNFMSFDNVB26U6UAEB","short_pith_number":"pith:EHPKMGWX","canonical_record":{"source":{"id":"2503.10831","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-13T19:29:09Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"672cc2e0e5649aac9472912569b88b5e1b889030115331fb36764d5378cfe6c6","abstract_canon_sha256":"629b1cad485577878b7547df2d35d4af014a5491b165f375b25dbaec8e84d591"},"schema_version":"1.0"},"canonical_sha256":"21dea61ad7ab4ac9146da875ea7a80205982d07f717d826130a81ab6df1af035","source":{"kind":"arxiv","id":"2503.10831","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.10831","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"arxiv_version","alias_value":"2503.10831v1","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.10831","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_12","alias_value":"EHPKMGWXVNFM","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_16","alias_value":"EHPKMGWXVNFMSFDN","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_8","alias_value":"EHPKMGWX","created_at":"2026-07-05T10:31:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:EHPKMGWXVNFMSFDNVB26U6UAEB","target":"record","payload":{"canonical_record":{"source":{"id":"2503.10831","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-13T19:29:09Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"672cc2e0e5649aac9472912569b88b5e1b889030115331fb36764d5378cfe6c6","abstract_canon_sha256":"629b1cad485577878b7547df2d35d4af014a5491b165f375b25dbaec8e84d591"},"schema_version":"1.0"},"canonical_sha256":"21dea61ad7ab4ac9146da875ea7a80205982d07f717d826130a81ab6df1af035","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:31:06.427092Z","signature_b64":"cknKKuJll8/NCgPJDICsKAIxnIribGXjnZOyv5tBo2qvw4rC7lpXmM/2s1zPUvIoMZPXwgyg85Te8MsLnUvwAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21dea61ad7ab4ac9146da875ea7a80205982d07f717d826130a81ab6df1af035","last_reissued_at":"2026-07-05T10:31:06.426164Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:31:06.426164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.10831","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":"2026-07-05T10:31:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C8frqoR7EYzI3wZ4ZglGsJ58F4ubJWibISC6tBg5hmP4jvf1ssTctd/3oNZwId22oKgzOgnR9/5/NT4K3FzwAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T01:36:06.415280Z"},"content_sha256":"92044727a1dd1522f299192e867eeab756f245007fb4d2d26de960275b27b2f8","schema_version":"1.0","event_id":"sha256:92044727a1dd1522f299192e867eeab756f245007fb4d2d26de960275b27b2f8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:EHPKMGWXVNFMSFDNVB26U6UAEB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Real-time monitoring of LHCb interaction region with a fast trackless methodology","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Daniele Passaro, Elena Graverini, Federico Lazzari, Giovanni Punzi, Giulio Cordova, Michael J. Morello","submitted_at":"2025-03-13T19:29:09Z","abstract_excerpt":"The increasing computing power and bandwidth of FPGAs opens new possibilities in the field of real-time processing of high-energy physics data. The LHCb experiment has implemented a cluster-finder FPGA architecture aimed at reconstructing hits in its innermost silicon-pixel detector on-the-fly during readout. In addition to accelerating the event reconstruction procedure by providing it with higher-level primitives, this system enables further opportunities. LHCb triggerless readout architecture makes these reconstructed hit positions available for every collision, amounting to a flow of $10^{"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.10831","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/2503.10831/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":"2026-07-05T10:31:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZPMZR5ezlculwGtwVULsRlFc2HHngqX48c0QZytdqCDekuZy5dpAcLrXpmadYD69qwyG2WlSoMvQb0ILbxzUDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T01:36:06.415670Z"},"content_sha256":"bd304f64b706ceb6d38bb7030d1c1b5e2e846b9602ffe5f411f6274d394a2b5d","schema_version":"1.0","event_id":"sha256:bd304f64b706ceb6d38bb7030d1c1b5e2e846b9602ffe5f411f6274d394a2b5d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/bundle.json","state_url":"https://pith.science/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/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":"2026-07-17T01:36:06Z","links":{"resolver":"https://pith.science/pith/EHPKMGWXVNFMSFDNVB26U6UAEB","bundle":"https://pith.science/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/bundle.json","state":"https://pith.science/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EHPKMGWXVNFMSFDNVB26U6UAEB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:EHPKMGWXVNFMSFDNVB26U6UAEB","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":"629b1cad485577878b7547df2d35d4af014a5491b165f375b25dbaec8e84d591","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-13T19:29:09Z","title_canon_sha256":"672cc2e0e5649aac9472912569b88b5e1b889030115331fb36764d5378cfe6c6"},"schema_version":"1.0","source":{"id":"2503.10831","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.10831","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"arxiv_version","alias_value":"2503.10831v1","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.10831","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_12","alias_value":"EHPKMGWXVNFM","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_16","alias_value":"EHPKMGWXVNFMSFDN","created_at":"2026-07-05T10:31:06Z"},{"alias_kind":"pith_short_8","alias_value":"EHPKMGWX","created_at":"2026-07-05T10:31:06Z"}],"graph_snapshots":[{"event_id":"sha256:bd304f64b706ceb6d38bb7030d1c1b5e2e846b9602ffe5f411f6274d394a2b5d","target":"graph","created_at":"2026-07-05T10:31:06Z","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/2503.10831/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The increasing computing power and bandwidth of FPGAs opens new possibilities in the field of real-time processing of high-energy physics data. The LHCb experiment has implemented a cluster-finder FPGA architecture aimed at reconstructing hits in its innermost silicon-pixel detector on-the-fly during readout. In addition to accelerating the event reconstruction procedure by providing it with higher-level primitives, this system enables further opportunities. LHCb triggerless readout architecture makes these reconstructed hit positions available for every collision, amounting to a flow of $10^{","authors_text":"Daniele Passaro, Elena Graverini, Federico Lazzari, Giovanni Punzi, Giulio Cordova, Michael J. Morello","cross_cats":["hep-ex"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-13T19:29:09Z","title":"Real-time monitoring of LHCb interaction region with a fast trackless methodology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.10831","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":"sha256:92044727a1dd1522f299192e867eeab756f245007fb4d2d26de960275b27b2f8","target":"record","created_at":"2026-07-05T10:31:06Z","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":"629b1cad485577878b7547df2d35d4af014a5491b165f375b25dbaec8e84d591","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2025-03-13T19:29:09Z","title_canon_sha256":"672cc2e0e5649aac9472912569b88b5e1b889030115331fb36764d5378cfe6c6"},"schema_version":"1.0","source":{"id":"2503.10831","kind":"arxiv","version":1}},"canonical_sha256":"21dea61ad7ab4ac9146da875ea7a80205982d07f717d826130a81ab6df1af035","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"21dea61ad7ab4ac9146da875ea7a80205982d07f717d826130a81ab6df1af035","first_computed_at":"2026-07-05T10:31:06.426164Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:31:06.426164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cknKKuJll8/NCgPJDICsKAIxnIribGXjnZOyv5tBo2qvw4rC7lpXmM/2s1zPUvIoMZPXwgyg85Te8MsLnUvwAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:31:06.427092Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.10831","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92044727a1dd1522f299192e867eeab756f245007fb4d2d26de960275b27b2f8","sha256:bd304f64b706ceb6d38bb7030d1c1b5e2e846b9602ffe5f411f6274d394a2b5d"],"state_sha256":"1253e9604af32ebc0c29a00c388a7d861aac4238be7994994c4f180b3d94110a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"co2KgAr3a3RCXka//5ZSVVfjnQrgQI/E6HYBN49oDSFY5XNMzOoJOsFf9ITzuh3ubuFoQxeL9/8Hj8GCuRebBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-17T01:36:06.418215Z","bundle_sha256":"c6e7bbe96ffd03a117994b9c0103f3b9eb7d1e86c1386bdbc0dcc61145f242fb"}}