{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:UTTG65XT3GAW66S5ZWWO72UTTU","short_pith_number":"pith:UTTG65XT","canonical_record":{"source":{"id":"2002.07462","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-18T10:02:19Z","cross_cats_sorted":[],"title_canon_sha256":"c319c376ab9cd8049087b915414e6c9e71f23ad4cce85a4571b674380c3144aa","abstract_canon_sha256":"bd2983156e1e86b5968dd30dc436b0428fdfb877491d1c7c074c2028138a4689"},"schema_version":"1.0"},"canonical_sha256":"a4e66f76f3d9816f7a5dcdacefea939d285e30c98ab78102fa48ce24f6284d8c","source":{"kind":"arxiv","id":"2002.07462","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.07462","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"arxiv_version","alias_value":"2002.07462v2","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.07462","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_12","alias_value":"UTTG65XT3GAW","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_16","alias_value":"UTTG65XT3GAW66S5","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_8","alias_value":"UTTG65XT","created_at":"2026-07-05T00:55:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:UTTG65XT3GAW66S5ZWWO72UTTU","target":"record","payload":{"canonical_record":{"source":{"id":"2002.07462","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-18T10:02:19Z","cross_cats_sorted":[],"title_canon_sha256":"c319c376ab9cd8049087b915414e6c9e71f23ad4cce85a4571b674380c3144aa","abstract_canon_sha256":"bd2983156e1e86b5968dd30dc436b0428fdfb877491d1c7c074c2028138a4689"},"schema_version":"1.0"},"canonical_sha256":"a4e66f76f3d9816f7a5dcdacefea939d285e30c98ab78102fa48ce24f6284d8c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:55:47.426053Z","signature_b64":"iHvbe29KfM+2ZF6u0xbLLxOPc6oHdG6225PpGQaKnFRsiil+Q9qi70kyZfyB/jQ8WzzXAUDF+SBekf/Q4rL6Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4e66f76f3d9816f7a5dcdacefea939d285e30c98ab78102fa48ce24f6284d8c","last_reissued_at":"2026-07-05T00:55:47.425660Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:55:47.425660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.07462","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":"2026-07-05T00:55:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sYWdLfxC7oWWRNyjEYJXqfrLvcZszPW1Ws0v0irCMep9FaWyZrgx5wE5Lh7leFfJc/ofrF/fhkNl1HEQ2W67AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:05:18.486095Z"},"content_sha256":"4b62cb15d97861420338fad28d9d42b2f66dd0f5323c4b4e33e68c0747fdb932","schema_version":"1.0","event_id":"sha256:4b62cb15d97861420338fad28d9d42b2f66dd0f5323c4b4e33e68c0747fdb932"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:UTTG65XT3GAW66S5ZWWO72UTTU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Decay and electromagnetic production of strongly coupled quarkonia in pNRQCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Antonio Vairo, Daniel M\\\"uller, Hee Sok Chung, Nora Brambilla","submitted_at":"2020-02-18T10:02:19Z","abstract_excerpt":"We improve the pNRQCD approach to annihilation processes of heavy quarkonium and make first pNRQCD predictions for exclusive electromagnetic production of heavy quarkonium. We consider strongly coupled quarkonia, i.e., quarkonia that are not Coulombic bound states. Possible strongly coupled quarkonia include excited charmonium and bottomonium states. For these, pNRQCD provides expressions for the decay and exclusive electromagnetic production NRQCD matrix elements that depend on the wavefunctions at the origin and few universal gluon field correlators. We compute electromagnetic decay widths a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.07462","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/2002.07462/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":"2026-07-05T00:55:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1NIi3rJRye5FNAoxWhUAzJAjcNcKhWSfGUlyUeyvKL2IfVI4xlYdcelKsvKInwS3P7zu6KItRYT+2eccDCggBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:05:18.487539Z"},"content_sha256":"b70bbe8cf1be49174a10f1973281f56673525ec73a7196cb8e4b94153d2b60f6","schema_version":"1.0","event_id":"sha256:b70bbe8cf1be49174a10f1973281f56673525ec73a7196cb8e4b94153d2b60f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UTTG65XT3GAW66S5ZWWO72UTTU/bundle.json","state_url":"https://pith.science/pith/UTTG65XT3GAW66S5ZWWO72UTTU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UTTG65XT3GAW66S5ZWWO72UTTU/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":"2026-08-07T06:05:18Z","links":{"resolver":"https://pith.science/pith/UTTG65XT3GAW66S5ZWWO72UTTU","bundle":"https://pith.science/pith/UTTG65XT3GAW66S5ZWWO72UTTU/bundle.json","state":"https://pith.science/pith/UTTG65XT3GAW66S5ZWWO72UTTU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UTTG65XT3GAW66S5ZWWO72UTTU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:UTTG65XT3GAW66S5ZWWO72UTTU","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":"bd2983156e1e86b5968dd30dc436b0428fdfb877491d1c7c074c2028138a4689","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-18T10:02:19Z","title_canon_sha256":"c319c376ab9cd8049087b915414e6c9e71f23ad4cce85a4571b674380c3144aa"},"schema_version":"1.0","source":{"id":"2002.07462","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.07462","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"arxiv_version","alias_value":"2002.07462v2","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.07462","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_12","alias_value":"UTTG65XT3GAW","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_16","alias_value":"UTTG65XT3GAW66S5","created_at":"2026-07-05T00:55:47Z"},{"alias_kind":"pith_short_8","alias_value":"UTTG65XT","created_at":"2026-07-05T00:55:47Z"}],"graph_snapshots":[{"event_id":"sha256:b70bbe8cf1be49174a10f1973281f56673525ec73a7196cb8e4b94153d2b60f6","target":"graph","created_at":"2026-07-05T00:55:47Z","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/2002.07462/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We improve the pNRQCD approach to annihilation processes of heavy quarkonium and make first pNRQCD predictions for exclusive electromagnetic production of heavy quarkonium. We consider strongly coupled quarkonia, i.e., quarkonia that are not Coulombic bound states. Possible strongly coupled quarkonia include excited charmonium and bottomonium states. For these, pNRQCD provides expressions for the decay and exclusive electromagnetic production NRQCD matrix elements that depend on the wavefunctions at the origin and few universal gluon field correlators. We compute electromagnetic decay widths a","authors_text":"Antonio Vairo, Daniel M\\\"uller, Hee Sok Chung, Nora Brambilla","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-18T10:02:19Z","title":"Decay and electromagnetic production of strongly coupled quarkonia in pNRQCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.07462","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":"sha256:4b62cb15d97861420338fad28d9d42b2f66dd0f5323c4b4e33e68c0747fdb932","target":"record","created_at":"2026-07-05T00:55:47Z","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":"bd2983156e1e86b5968dd30dc436b0428fdfb877491d1c7c074c2028138a4689","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-18T10:02:19Z","title_canon_sha256":"c319c376ab9cd8049087b915414e6c9e71f23ad4cce85a4571b674380c3144aa"},"schema_version":"1.0","source":{"id":"2002.07462","kind":"arxiv","version":2}},"canonical_sha256":"a4e66f76f3d9816f7a5dcdacefea939d285e30c98ab78102fa48ce24f6284d8c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4e66f76f3d9816f7a5dcdacefea939d285e30c98ab78102fa48ce24f6284d8c","first_computed_at":"2026-07-05T00:55:47.425660Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:55:47.425660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iHvbe29KfM+2ZF6u0xbLLxOPc6oHdG6225PpGQaKnFRsiil+Q9qi70kyZfyB/jQ8WzzXAUDF+SBekf/Q4rL6Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:55:47.426053Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.07462","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b62cb15d97861420338fad28d9d42b2f66dd0f5323c4b4e33e68c0747fdb932","sha256:b70bbe8cf1be49174a10f1973281f56673525ec73a7196cb8e4b94153d2b60f6"],"state_sha256":"25db4624dceb013f113f3922ead27e9f4f8e30463cf44feca1936df3ec5d45f0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oifmygrD5pzRPThggce9wzUWCWckThGtFTTpwBjSKV3UzNbMW+R65Kjqf317QCwEMeQ7PWD5DSTeyRTkyP69Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T06:05:18.493816Z","bundle_sha256":"c3da5a676b357e789f54ba850f880094f004c676fc0f957c64a994db8e109e44"}}