{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:L32BFRROF7YP4U5WNGR7FJRD5D","short_pith_number":"pith:L32BFRRO","canonical_record":{"source":{"id":"1605.07975","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T17:31:45Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fbbee2b66ecfcbcc11ac2a3c9d7b8fd28510d6243a2af5ef60058b7bcdcaac04","abstract_canon_sha256":"1b0813cec2e798b4987ea6ed88ba87f462dc7820de392aa436e405f7d9606840"},"schema_version":"1.0"},"canonical_sha256":"5ef412c62e2ff0fe53b669a3f2a623e8dabe41ffe2396a199b1b358d39afc7d3","source":{"kind":"arxiv","id":"1605.07975","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.07975","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"arxiv_version","alias_value":"1605.07975v2","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.07975","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"pith_short_12","alias_value":"L32BFRROF7YP","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"L32BFRROF7YP4U5W","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"L32BFRRO","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:L32BFRROF7YP4U5WNGR7FJRD5D","target":"record","payload":{"canonical_record":{"source":{"id":"1605.07975","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T17:31:45Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fbbee2b66ecfcbcc11ac2a3c9d7b8fd28510d6243a2af5ef60058b7bcdcaac04","abstract_canon_sha256":"1b0813cec2e798b4987ea6ed88ba87f462dc7820de392aa436e405f7d9606840"},"schema_version":"1.0"},"canonical_sha256":"5ef412c62e2ff0fe53b669a3f2a623e8dabe41ffe2396a199b1b358d39afc7d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:40.874655Z","signature_b64":"E0xvH37YIa08SJhXqIbK1xjdCkwJbje1t9+oY1tDXBIhuTx60Kks5UwteXsbf4PLGCz3UKzUTbbIK0W2489cCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ef412c62e2ff0fe53b669a3f2a623e8dabe41ffe2396a199b1b358d39afc7d3","last_reissued_at":"2026-05-18T01:11:40.874300Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:40.874300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.07975","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":"2026-05-18T01:11:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7AHT0NvX1IY6pcy8tLpaDhrsPBeN9feVbytvxgTLiA/uvrMBZHFJINExP5Uh09WejcQUilpMPVIDRPlrWHVrAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T00:57:12.820914Z"},"content_sha256":"aece184daed48451186149d5e81585140a19547e1f09a82620ef9ce81d25249f","schema_version":"1.0","event_id":"sha256:aece184daed48451186149d5e81585140a19547e1f09a82620ef9ce81d25249f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:L32BFRROF7YP4U5WNGR7FJRD5D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exotic Discoveries in Familiar Places: Theory of the Onia and Exotics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Richard F. Lebed","submitted_at":"2016-05-25T17:31:45Z","abstract_excerpt":"This brief overview presents an introduction to the heavy-quark exotic hadron candidates, $X$, $Y$, $Z$, $P_c$, believed to be tetraquark and pentaquark states. After an abridged account of their discovery, we outline the various theoretical pictures employed to describe their structure, with special focus on the new dynamical diquark picture."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.07975","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":""},"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":"2026-05-18T01:11:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sLsOCtBewxtUKedKI8a9mNLgoDukrbCFeqeBD9uKocqsOGqdk+xHGBIvRrTRRTzp/bWzHSoDI02NB2hUn+uZDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T00:57:12.821717Z"},"content_sha256":"4280d30c434c5da293ce6cefb499f318d141a52408851069a0d89cab034b97f2","schema_version":"1.0","event_id":"sha256:4280d30c434c5da293ce6cefb499f318d141a52408851069a0d89cab034b97f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L32BFRROF7YP4U5WNGR7FJRD5D/bundle.json","state_url":"https://pith.science/pith/L32BFRROF7YP4U5WNGR7FJRD5D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L32BFRROF7YP4U5WNGR7FJRD5D/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":"2026-05-25T00:57:12Z","links":{"resolver":"https://pith.science/pith/L32BFRROF7YP4U5WNGR7FJRD5D","bundle":"https://pith.science/pith/L32BFRROF7YP4U5WNGR7FJRD5D/bundle.json","state":"https://pith.science/pith/L32BFRROF7YP4U5WNGR7FJRD5D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L32BFRROF7YP4U5WNGR7FJRD5D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:L32BFRROF7YP4U5WNGR7FJRD5D","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":"1b0813cec2e798b4987ea6ed88ba87f462dc7820de392aa436e405f7d9606840","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T17:31:45Z","title_canon_sha256":"fbbee2b66ecfcbcc11ac2a3c9d7b8fd28510d6243a2af5ef60058b7bcdcaac04"},"schema_version":"1.0","source":{"id":"1605.07975","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.07975","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"arxiv_version","alias_value":"1605.07975v2","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.07975","created_at":"2026-05-18T01:11:40Z"},{"alias_kind":"pith_short_12","alias_value":"L32BFRROF7YP","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"L32BFRROF7YP4U5W","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"L32BFRRO","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:4280d30c434c5da293ce6cefb499f318d141a52408851069a0d89cab034b97f2","target":"graph","created_at":"2026-05-18T01:11:40Z","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"},"paper":{"abstract_excerpt":"This brief overview presents an introduction to the heavy-quark exotic hadron candidates, $X$, $Y$, $Z$, $P_c$, believed to be tetraquark and pentaquark states. After an abridged account of their discovery, we outline the various theoretical pictures employed to describe their structure, with special focus on the new dynamical diquark picture.","authors_text":"Richard F. Lebed","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T17:31:45Z","title":"Exotic Discoveries in Familiar Places: Theory of the Onia and Exotics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.07975","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:aece184daed48451186149d5e81585140a19547e1f09a82620ef9ce81d25249f","target":"record","created_at":"2026-05-18T01:11:40Z","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":"1b0813cec2e798b4987ea6ed88ba87f462dc7820de392aa436e405f7d9606840","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-05-25T17:31:45Z","title_canon_sha256":"fbbee2b66ecfcbcc11ac2a3c9d7b8fd28510d6243a2af5ef60058b7bcdcaac04"},"schema_version":"1.0","source":{"id":"1605.07975","kind":"arxiv","version":2}},"canonical_sha256":"5ef412c62e2ff0fe53b669a3f2a623e8dabe41ffe2396a199b1b358d39afc7d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ef412c62e2ff0fe53b669a3f2a623e8dabe41ffe2396a199b1b358d39afc7d3","first_computed_at":"2026-05-18T01:11:40.874300Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:40.874300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E0xvH37YIa08SJhXqIbK1xjdCkwJbje1t9+oY1tDXBIhuTx60Kks5UwteXsbf4PLGCz3UKzUTbbIK0W2489cCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:40.874655Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.07975","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aece184daed48451186149d5e81585140a19547e1f09a82620ef9ce81d25249f","sha256:4280d30c434c5da293ce6cefb499f318d141a52408851069a0d89cab034b97f2"],"state_sha256":"a933e295f0483910b51fc2276cfa67ecbe39dd2b9092cd5bed89c6910c78e4bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AFBtVysWrYQ2B5xzQA6aTIojnPMVtoXJ04BdueAqlWTK4fEihnKSj/Le0amBqbxchsHSjQVDVSSduaBjvc3ZAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T00:57:12.826061Z","bundle_sha256":"a6996d4ceed421df9c57d8360c4f5820b1b3996ddc762f4ee092ee6b9c7f40d8"}}