{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:W7LXH3HN7FQEHKPQ2GJVJMCM6G","short_pith_number":"pith:W7LXH3HN","canonical_record":{"source":{"id":"2206.08221","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2022-06-16T14:46:01Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"c47f75c48a70fd2edafc8e85ec258e88e10633346cc1e52e9a4aab94c9041cf7","abstract_canon_sha256":"b768562ea398973aec2aaf77d2a5a99ffa5d6af101ab0e1576123e321550b439"},"schema_version":"1.0"},"canonical_sha256":"b7d773ecedf96043a9f0d19354b04cf18a6028164cd75e3e3fd0b509cccf51c1","source":{"kind":"arxiv","id":"2206.08221","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.08221","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"arxiv_version","alias_value":"2206.08221v2","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.08221","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_12","alias_value":"W7LXH3HN7FQE","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_16","alias_value":"W7LXH3HN7FQEHKPQ","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_8","alias_value":"W7LXH3HN","created_at":"2026-07-05T06:48:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:W7LXH3HN7FQEHKPQ2GJVJMCM6G","target":"record","payload":{"canonical_record":{"source":{"id":"2206.08221","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2022-06-16T14:46:01Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"c47f75c48a70fd2edafc8e85ec258e88e10633346cc1e52e9a4aab94c9041cf7","abstract_canon_sha256":"b768562ea398973aec2aaf77d2a5a99ffa5d6af101ab0e1576123e321550b439"},"schema_version":"1.0"},"canonical_sha256":"b7d773ecedf96043a9f0d19354b04cf18a6028164cd75e3e3fd0b509cccf51c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:48:45.116224Z","signature_b64":"j3AK+1y6S/ZqbGNieDsyBbPNGh4jHKM15FXBpaRh0omzZGtTLsSAqLBVXLBpznpkjQXqS0QRLnn3AZ2v9lvRBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7d773ecedf96043a9f0d19354b04cf18a6028164cd75e3e3fd0b509cccf51c1","last_reissued_at":"2026-07-05T06:48:45.115757Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:48:45.115757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.08221","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:48:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o19CTm6RrORR7zvag4TrHY2w7rbzVUyKkD/P5uuIiUs/I2Tej/5rIUaCDc42bi6ESPYUI+9+04a1k9GKHzd+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:05:17.773558Z"},"content_sha256":"8d140a24826b68c45560902fb7705537e2e39ba44d6dab2b75404c04d4b39e15","schema_version":"1.0","event_id":"sha256:8d140a24826b68c45560902fb7705537e2e39ba44d6dab2b75404c04d4b39e15"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:W7LXH3HN7FQEHKPQ2GJVJMCM6G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of exclusive photoproduction of charmonium in ultra-peripheral lead-lead collisions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"LHCb Collaboration","submitted_at":"2022-06-16T14:46:01Z","abstract_excerpt":"The cross-sections of exclusive (coherent) photoproduction $J/\\psi$ and $\\psi(\\mathrm{2S})$ mesons in ultra-peripheral PbPb collisions at a nucleon-nucleon centre-of-mass energy of $5.02\\,\\mathrm{TeV}$ are measured using a data sample corresponding to an integrated luminosity of $228\\pm10\\,\\mathrm{\\mu b}^{-1}$, collected by the LHCb experiment in 2018. The differential cross-sections are measured separately as a function of transverse momentum and rapidity in the nucleus-nucleus centre-of-mass frame for $J/\\psi$ and $\\psi(\\mathrm{2S})$ mesons. The integrated cross-sections are measured to be \\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.08221","kind":"arxiv","version":2},"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/2206.08221/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":"2026-07-05T06:48:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j4HMxlLF8zU7DyQDo3SM+L8PFo1xuFjP24PvWdhnowgQ1apZ+5FDnzwFL81b24zVr5e6Sq2bFAPmqexXIvvGBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:05:17.773897Z"},"content_sha256":"3c1508b008071db8b4f6a310d9ae9e609ad5fa9f1f842baf63c924905338e326","schema_version":"1.0","event_id":"sha256:3c1508b008071db8b4f6a310d9ae9e609ad5fa9f1f842baf63c924905338e326"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/bundle.json","state_url":"https://pith.science/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/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":"2026-08-06T15:05:17Z","links":{"resolver":"https://pith.science/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G","bundle":"https://pith.science/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/bundle.json","state":"https://pith.science/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W7LXH3HN7FQEHKPQ2GJVJMCM6G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:W7LXH3HN7FQEHKPQ2GJVJMCM6G","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":"b768562ea398973aec2aaf77d2a5a99ffa5d6af101ab0e1576123e321550b439","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2022-06-16T14:46:01Z","title_canon_sha256":"c47f75c48a70fd2edafc8e85ec258e88e10633346cc1e52e9a4aab94c9041cf7"},"schema_version":"1.0","source":{"id":"2206.08221","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.08221","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"arxiv_version","alias_value":"2206.08221v2","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.08221","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_12","alias_value":"W7LXH3HN7FQE","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_16","alias_value":"W7LXH3HN7FQEHKPQ","created_at":"2026-07-05T06:48:45Z"},{"alias_kind":"pith_short_8","alias_value":"W7LXH3HN","created_at":"2026-07-05T06:48:45Z"}],"graph_snapshots":[{"event_id":"sha256:3c1508b008071db8b4f6a310d9ae9e609ad5fa9f1f842baf63c924905338e326","target":"graph","created_at":"2026-07-05T06:48:45Z","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/2206.08221/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The cross-sections of exclusive (coherent) photoproduction $J/\\psi$ and $\\psi(\\mathrm{2S})$ mesons in ultra-peripheral PbPb collisions at a nucleon-nucleon centre-of-mass energy of $5.02\\,\\mathrm{TeV}$ are measured using a data sample corresponding to an integrated luminosity of $228\\pm10\\,\\mathrm{\\mu b}^{-1}$, collected by the LHCb experiment in 2018. The differential cross-sections are measured separately as a function of transverse momentum and rapidity in the nucleus-nucleus centre-of-mass frame for $J/\\psi$ and $\\psi(\\mathrm{2S})$ mesons. The integrated cross-sections are measured to be \\","authors_text":"LHCb Collaboration","cross_cats":["nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2022-06-16T14:46:01Z","title":"Study of exclusive photoproduction of charmonium in ultra-peripheral lead-lead collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.08221","kind":"arxiv","version":2},"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":"sha256:8d140a24826b68c45560902fb7705537e2e39ba44d6dab2b75404c04d4b39e15","target":"record","created_at":"2026-07-05T06:48:45Z","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":"b768562ea398973aec2aaf77d2a5a99ffa5d6af101ab0e1576123e321550b439","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2022-06-16T14:46:01Z","title_canon_sha256":"c47f75c48a70fd2edafc8e85ec258e88e10633346cc1e52e9a4aab94c9041cf7"},"schema_version":"1.0","source":{"id":"2206.08221","kind":"arxiv","version":2}},"canonical_sha256":"b7d773ecedf96043a9f0d19354b04cf18a6028164cd75e3e3fd0b509cccf51c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7d773ecedf96043a9f0d19354b04cf18a6028164cd75e3e3fd0b509cccf51c1","first_computed_at":"2026-07-05T06:48:45.115757Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:48:45.115757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j3AK+1y6S/ZqbGNieDsyBbPNGh4jHKM15FXBpaRh0omzZGtTLsSAqLBVXLBpznpkjQXqS0QRLnn3AZ2v9lvRBg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:48:45.116224Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.08221","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d140a24826b68c45560902fb7705537e2e39ba44d6dab2b75404c04d4b39e15","sha256:3c1508b008071db8b4f6a310d9ae9e609ad5fa9f1f842baf63c924905338e326"],"state_sha256":"03abe2ffdf1d7f10622dbbc934494057a9e20f9527c8fd0967ed192bb7144f46"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ijKX4vt6EpFyhtE7nTzepWZ40+Ah086LB1XQGLhQz3L/uKbOwMS5IYnzIlxQbynYogc5xptlXHFDE/5j0TuQCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T15:05:17.777374Z","bundle_sha256":"95185dd347c694e7b881f51d44ef9c807726fd082e12440c7e57afe83bc72b28"}}