{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:7DQ4JHAR7M7VH2C5BXQFW4YXLZ","short_pith_number":"pith:7DQ4JHAR","canonical_record":{"source":{"id":"2008.01631","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-04T15:21:57Z","cross_cats_sorted":["hep-ex","nucl-th"],"title_canon_sha256":"607d4d55ffc29c9a07c2da70530d6e9d71c2cbde4394775383dc70929e77f1ef","abstract_canon_sha256":"37abaf96fa39163a962af6cd505089c2a768ae82fb93576981ed2771f55c3fd9"},"schema_version":"1.0"},"canonical_sha256":"f8e1c49c11fb3f53e85d0de05b73175e42d0ce3b0473405915583c3854432aa8","source":{"kind":"arxiv","id":"2008.01631","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.01631","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"arxiv_version","alias_value":"2008.01631v2","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.01631","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_12","alias_value":"7DQ4JHAR7M7V","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_16","alias_value":"7DQ4JHAR7M7VH2C5","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_8","alias_value":"7DQ4JHAR","created_at":"2026-07-05T01:42:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:7DQ4JHAR7M7VH2C5BXQFW4YXLZ","target":"record","payload":{"canonical_record":{"source":{"id":"2008.01631","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-04T15:21:57Z","cross_cats_sorted":["hep-ex","nucl-th"],"title_canon_sha256":"607d4d55ffc29c9a07c2da70530d6e9d71c2cbde4394775383dc70929e77f1ef","abstract_canon_sha256":"37abaf96fa39163a962af6cd505089c2a768ae82fb93576981ed2771f55c3fd9"},"schema_version":"1.0"},"canonical_sha256":"f8e1c49c11fb3f53e85d0de05b73175e42d0ce3b0473405915583c3854432aa8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:42:41.282792Z","signature_b64":"SRYpWVoJpMPj6aHj4cH0FduqFHeuYOKi7jxpiDyrgcWxXrUbhQZU4XC/y/zfanZb83VTpSzHR5uLwKIY207nAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8e1c49c11fb3f53e85d0de05b73175e42d0ce3b0473405915583c3854432aa8","last_reissued_at":"2026-07-05T01:42:41.282310Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:42:41.282310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.01631","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":"2026-07-05T01:42:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/ZBluRfTNDb2pfidUffIer0veV0e1aj/L6zN237WfgeI3SEYsuxnyGnz0pzBAE0wVMzMktAtEMTkFF7i9Zs+Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T14:31:51.987854Z"},"content_sha256":"dd73048342d27c89bf1ca261bce17b0bc44bd25fba599450d47b88e4c2360aa3","schema_version":"1.0","event_id":"sha256:dd73048342d27c89bf1ca261bce17b0bc44bd25fba599450d47b88e4c2360aa3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:7DQ4JHAR7M7VH2C5BXQFW4YXLZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Simple Spectrum of $c\\bar c c\\bar c$ States in the Dynamical Diquark Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Jesse F. Giron, Richard F. Lebed","submitted_at":"2020-08-04T15:21:57Z","abstract_excerpt":"We develop the spectroscopy of $c\\bar c c\\bar c$ and other all-heavy tetraquark states in the dynamical diquark model. In the most minimal form of the model (e.g., each diquark appears only in the color-triplet combination; the non-orbital spin couplings connect only quarks within each diquark), the spectroscopy is extremely simple. Namely, the $S$-wave multiplets contain precisely 3 degenerate states ($0^{++}$, $1^{+-}$, $2^{++}$) and the 7 $P$-wave states satisfy an equal-spacing rule when the tensor coupling is negligible. When comparing numerically to the recent LHCb results, we find the b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.01631","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/2008.01631/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":"2026-07-05T01:42:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h7gESHd8zvrPnbi/FELNwwVfQQepehoE6SslOunBWK9U9POB6VEUPcOXF1Kuv7QlOub1z3/C0zqfNmP2LGwdCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T14:31:51.988298Z"},"content_sha256":"129be77067a0ff2f9960f12629e18d88bf997a34c92a859a793d5063e1e1fc2f","schema_version":"1.0","event_id":"sha256:129be77067a0ff2f9960f12629e18d88bf997a34c92a859a793d5063e1e1fc2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/bundle.json","state_url":"https://pith.science/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/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":"2026-08-05T14:31:51Z","links":{"resolver":"https://pith.science/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ","bundle":"https://pith.science/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/bundle.json","state":"https://pith.science/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7DQ4JHAR7M7VH2C5BXQFW4YXLZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:7DQ4JHAR7M7VH2C5BXQFW4YXLZ","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":"37abaf96fa39163a962af6cd505089c2a768ae82fb93576981ed2771f55c3fd9","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-04T15:21:57Z","title_canon_sha256":"607d4d55ffc29c9a07c2da70530d6e9d71c2cbde4394775383dc70929e77f1ef"},"schema_version":"1.0","source":{"id":"2008.01631","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.01631","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"arxiv_version","alias_value":"2008.01631v2","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.01631","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_12","alias_value":"7DQ4JHAR7M7V","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_16","alias_value":"7DQ4JHAR7M7VH2C5","created_at":"2026-07-05T01:42:41Z"},{"alias_kind":"pith_short_8","alias_value":"7DQ4JHAR","created_at":"2026-07-05T01:42:41Z"}],"graph_snapshots":[{"event_id":"sha256:129be77067a0ff2f9960f12629e18d88bf997a34c92a859a793d5063e1e1fc2f","target":"graph","created_at":"2026-07-05T01:42:41Z","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/2008.01631/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We develop the spectroscopy of $c\\bar c c\\bar c$ and other all-heavy tetraquark states in the dynamical diquark model. In the most minimal form of the model (e.g., each diquark appears only in the color-triplet combination; the non-orbital spin couplings connect only quarks within each diquark), the spectroscopy is extremely simple. Namely, the $S$-wave multiplets contain precisely 3 degenerate states ($0^{++}$, $1^{+-}$, $2^{++}$) and the 7 $P$-wave states satisfy an equal-spacing rule when the tensor coupling is negligible. When comparing numerically to the recent LHCb results, we find the b","authors_text":"Jesse F. Giron, Richard F. Lebed","cross_cats":["hep-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-04T15:21:57Z","title":"The Simple Spectrum of $c\\bar c c\\bar c$ States in the Dynamical Diquark Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.01631","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:dd73048342d27c89bf1ca261bce17b0bc44bd25fba599450d47b88e4c2360aa3","target":"record","created_at":"2026-07-05T01:42:41Z","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":"37abaf96fa39163a962af6cd505089c2a768ae82fb93576981ed2771f55c3fd9","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-04T15:21:57Z","title_canon_sha256":"607d4d55ffc29c9a07c2da70530d6e9d71c2cbde4394775383dc70929e77f1ef"},"schema_version":"1.0","source":{"id":"2008.01631","kind":"arxiv","version":2}},"canonical_sha256":"f8e1c49c11fb3f53e85d0de05b73175e42d0ce3b0473405915583c3854432aa8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8e1c49c11fb3f53e85d0de05b73175e42d0ce3b0473405915583c3854432aa8","first_computed_at":"2026-07-05T01:42:41.282310Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:42:41.282310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SRYpWVoJpMPj6aHj4cH0FduqFHeuYOKi7jxpiDyrgcWxXrUbhQZU4XC/y/zfanZb83VTpSzHR5uLwKIY207nAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:42:41.282792Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.01631","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd73048342d27c89bf1ca261bce17b0bc44bd25fba599450d47b88e4c2360aa3","sha256:129be77067a0ff2f9960f12629e18d88bf997a34c92a859a793d5063e1e1fc2f"],"state_sha256":"214b68fc83abc076cc5384c530fd7bdd423f04736ba1746703800ec2a2f8c9cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tzrhrs1ZJs4rtCZiXZV3C9BC9Bw0IUu38k72J2MPcAzW+wFsqpEfesItOJVcwHqIkwXmODz3y7TA3KLnQ0esAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T14:31:51.992012Z","bundle_sha256":"62b2519ff18b8e82bb0f1fad5ec70680c82e5a13553ebb04b91d3c26847798dc"}}