{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:ZRVAXSYZYEUH7N53GLCX3QQOWE","short_pith_number":"pith:ZRVAXSYZ","canonical_record":{"source":{"id":"2605.23667","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2026-05-22T14:15:53Z","cross_cats_sorted":[],"title_canon_sha256":"280b6f68dc242c56f1ad82a753a4011740281f5963a5e5283d4cba845299a32d","abstract_canon_sha256":"9591f69badef719ed92f5591476f67b864ba381f2ac0eca55f91e31f46499060"},"schema_version":"1.0"},"canonical_sha256":"cc6a0bcb19c1287fb7bb32c57dc20eb10dbb317481686c9599e348a937450c45","source":{"kind":"arxiv","id":"2605.23667","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23667","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23667v1","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23667","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZRVAXSYZYEUH","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZRVAXSYZYEUH7N53","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZRVAXSYZ","created_at":"2026-05-25T02:02:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:ZRVAXSYZYEUH7N53GLCX3QQOWE","target":"record","payload":{"canonical_record":{"source":{"id":"2605.23667","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2026-05-22T14:15:53Z","cross_cats_sorted":[],"title_canon_sha256":"280b6f68dc242c56f1ad82a753a4011740281f5963a5e5283d4cba845299a32d","abstract_canon_sha256":"9591f69badef719ed92f5591476f67b864ba381f2ac0eca55f91e31f46499060"},"schema_version":"1.0"},"canonical_sha256":"cc6a0bcb19c1287fb7bb32c57dc20eb10dbb317481686c9599e348a937450c45","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:02:25.018727Z","signature_b64":"cOvSSnjF1joZVv0e58dnDv/fSC4qQMymWF2CbWTkQh+RhPQ5mRqSAA2y5BTa+oOQ0aTt8O54T88hcXinF1wIAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc6a0bcb19c1287fb7bb32c57dc20eb10dbb317481686c9599e348a937450c45","last_reissued_at":"2026-05-25T02:02:25.017973Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:02:25.017973Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.23667","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":"2026-05-25T02:02:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EHTKPvR8Jga0ienbiw96GDQnhqDT2GQJ/42Bg3ts+yj35kQ1GgB841RdbjlIOwno50vQM0eJWpPLvdzgEC6NDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T02:50:24.350929Z"},"content_sha256":"e0edc3f6f59424e0de4596efaf5313854f35708da1b7f070c7153f25a08af7fa","schema_version":"1.0","event_id":"sha256:e0edc3f6f59424e0de4596efaf5313854f35708da1b7f070c7153f25a08af7fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:ZRVAXSYZYEUH7N53GLCX3QQOWE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra-Granular Calorimeter Performances for the Heavy Flavor Physics Program at the Z Peak","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AP","authors_text":"J.-C Brient (LLR)","submitted_at":"2026-05-22T14:15:53Z","abstract_excerpt":"Various decays of the B mesons are here used to establish the performances of an ultra-granular electromagnetic calorimeter for heavy flavour physics at an electron positron accelerator running at the Z peak. The silicon-tungsten electromagnetic calorimeter of the ILD concept is used for this purpose, enhanced by a timing capability. When possible, a $\\pi$ 0 mass fit of $\\gamma$$\\gamma$ system is performed to improve the $\\pi$ 0 energy resolution. It is also shown that in the presence in the final state of a photon without a $\\pi$ 0 , the identification of genuine photon(s) versus fake photon("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23667","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/2605.23667/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":"2026-05-25T02:02:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZmoP2w+1YG0vo9NnOwbH/dBCb8JxAkCRxBWJrbhfY88i0d3IqtEu/UW2Jnhn3reAZdgopOTvRSOK1A3t5yDoCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T02:50:24.351664Z"},"content_sha256":"6b324c608b1d6143da03082f929f9886fced302961707336c05ebe3ff1880e41","schema_version":"1.0","event_id":"sha256:6b324c608b1d6143da03082f929f9886fced302961707336c05ebe3ff1880e41"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/bundle.json","state_url":"https://pith.science/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/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":"2026-06-05T02:50:24Z","links":{"resolver":"https://pith.science/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE","bundle":"https://pith.science/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/bundle.json","state":"https://pith.science/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZRVAXSYZYEUH7N53GLCX3QQOWE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ZRVAXSYZYEUH7N53GLCX3QQOWE","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":"9591f69badef719ed92f5591476f67b864ba381f2ac0eca55f91e31f46499060","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2026-05-22T14:15:53Z","title_canon_sha256":"280b6f68dc242c56f1ad82a753a4011740281f5963a5e5283d4cba845299a32d"},"schema_version":"1.0","source":{"id":"2605.23667","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23667","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23667v1","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23667","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_12","alias_value":"ZRVAXSYZYEUH","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_16","alias_value":"ZRVAXSYZYEUH7N53","created_at":"2026-05-25T02:02:25Z"},{"alias_kind":"pith_short_8","alias_value":"ZRVAXSYZ","created_at":"2026-05-25T02:02:25Z"}],"graph_snapshots":[{"event_id":"sha256:6b324c608b1d6143da03082f929f9886fced302961707336c05ebe3ff1880e41","target":"graph","created_at":"2026-05-25T02:02:25Z","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/2605.23667/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Various decays of the B mesons are here used to establish the performances of an ultra-granular electromagnetic calorimeter for heavy flavour physics at an electron positron accelerator running at the Z peak. The silicon-tungsten electromagnetic calorimeter of the ILD concept is used for this purpose, enhanced by a timing capability. When possible, a $\\pi$ 0 mass fit of $\\gamma$$\\gamma$ system is performed to improve the $\\pi$ 0 energy resolution. It is also shown that in the presence in the final state of a photon without a $\\pi$ 0 , the identification of genuine photon(s) versus fake photon(","authors_text":"J.-C Brient (LLR)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2026-05-22T14:15:53Z","title":"Ultra-Granular Calorimeter Performances for the Heavy Flavor Physics Program at the Z Peak"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23667","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:e0edc3f6f59424e0de4596efaf5313854f35708da1b7f070c7153f25a08af7fa","target":"record","created_at":"2026-05-25T02:02:25Z","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":"9591f69badef719ed92f5591476f67b864ba381f2ac0eca55f91e31f46499060","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2026-05-22T14:15:53Z","title_canon_sha256":"280b6f68dc242c56f1ad82a753a4011740281f5963a5e5283d4cba845299a32d"},"schema_version":"1.0","source":{"id":"2605.23667","kind":"arxiv","version":1}},"canonical_sha256":"cc6a0bcb19c1287fb7bb32c57dc20eb10dbb317481686c9599e348a937450c45","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cc6a0bcb19c1287fb7bb32c57dc20eb10dbb317481686c9599e348a937450c45","first_computed_at":"2026-05-25T02:02:25.017973Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:02:25.017973Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cOvSSnjF1joZVv0e58dnDv/fSC4qQMymWF2CbWTkQh+RhPQ5mRqSAA2y5BTa+oOQ0aTt8O54T88hcXinF1wIAg==","signature_status":"signed_v1","signed_at":"2026-05-25T02:02:25.018727Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.23667","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0edc3f6f59424e0de4596efaf5313854f35708da1b7f070c7153f25a08af7fa","sha256:6b324c608b1d6143da03082f929f9886fced302961707336c05ebe3ff1880e41"],"state_sha256":"c3de302958bab6aaf834b942665c2a5126159353fe670078a3559b8dab73d92e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ws+GaZnBEjGJnbR1is3Et6LS1EPA+2ycu/1CwUZxa6HaMWCvpUOnw+SgaQxwVPrabSrZhRK8s6E3Py4bL+9JAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T02:50:24.355305Z","bundle_sha256":"625d34c8629dfd92aec8e788892947d9d4af8c6600c88b20fe6830d03bc65cca"}}