{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:45XPSUHUBMJG3P7BMQNC3HJDM7","short_pith_number":"pith:45XPSUHU","canonical_record":{"source":{"id":"1508.00356","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-03T09:38:24Z","cross_cats_sorted":[],"title_canon_sha256":"e8baf56993a48857ce392a4dfa976687dbec58bb03740b6e52d6a108d089f8c8","abstract_canon_sha256":"793e51831ccdd6c1ed904a118db99ed37ec7f3ab7847a5ac51d1b29c40e0f8f8"},"schema_version":"1.0"},"canonical_sha256":"e76ef950f40b126dbfe1641a2d9d2367ecdd296a11d3a7c4e6ce5336bd68272a","source":{"kind":"arxiv","id":"1508.00356","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.00356","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"arxiv_version","alias_value":"1508.00356v1","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.00356","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"pith_short_12","alias_value":"45XPSUHUBMJG","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"45XPSUHUBMJG3P7B","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"45XPSUHU","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:45XPSUHUBMJG3P7BMQNC3HJDM7","target":"record","payload":{"canonical_record":{"source":{"id":"1508.00356","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-03T09:38:24Z","cross_cats_sorted":[],"title_canon_sha256":"e8baf56993a48857ce392a4dfa976687dbec58bb03740b6e52d6a108d089f8c8","abstract_canon_sha256":"793e51831ccdd6c1ed904a118db99ed37ec7f3ab7847a5ac51d1b29c40e0f8f8"},"schema_version":"1.0"},"canonical_sha256":"e76ef950f40b126dbfe1641a2d9d2367ecdd296a11d3a7c4e6ce5336bd68272a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:11.613788Z","signature_b64":"/gfSi05gUSLikTta4fg4GffOOJP2jm9qX4UuYQq8T6UvV25W/zo8IgjYy1E6QYe5fWVvbKchSHdEJBBSbfQTCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e76ef950f40b126dbfe1641a2d9d2367ecdd296a11d3a7c4e6ce5336bd68272a","last_reissued_at":"2026-05-18T00:14:11.613275Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:11.613275Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.00356","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":"2026-05-18T00:14:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IAVH9uUW60J8nC08I5I6DcuLbRhfmxV93XU3XBajawARShL8b6J2HELZ2D4RqPXwktwpavvrDkN542WxRmNiDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:01:40.284226Z"},"content_sha256":"8c6e8182f5189cbfa891329b19a6c9f00c06422eb38621a93e685c85776afd76","schema_version":"1.0","event_id":"sha256:8c6e8182f5189cbfa891329b19a6c9f00c06422eb38621a93e685c85776afd76"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:45XPSUHUBMJG3P7BMQNC3HJDM7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The masses of $P_{c}^{*}(4380)$ and $P_{c}^{*}(4450)$ in the quasi particle diquark model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. Bhattacharya, B.Chakrabarti, R.Ghosh","submitted_at":"2015-08-03T09:38:24Z","abstract_excerpt":"The masses of the recently reported by LHCb two pentaquark charmonium states $P_{c}^{*}(4380)$ and $P_{c}^{*}(4450)$ which are supposed to have the configuration $(uudc\\overline{c})$ have been estimated in the framework of the quasiparticle model of diquarks considering $[ud][uc]\\overline{c}$ configuration. The masses are reproduced very well which indicates that the description of diquark as quasiparticle is very useful for describing multiquark state and to understand the dynamics of it."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.00356","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":""},"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":"2026-05-18T00:14:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tKoTioA02KbA1P9fgM7orfXpAV6FSmbrTdFXdt3rrsoTrWAy+lzUSJmVh37B/JKF+aNtQ5vm728tjmHQCWX4CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:01:40.284886Z"},"content_sha256":"d7ebbf9f5f32c388ee47899ff3417c2f3ac3f8338ffcac0de192da080a2a80a2","schema_version":"1.0","event_id":"sha256:d7ebbf9f5f32c388ee47899ff3417c2f3ac3f8338ffcac0de192da080a2a80a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/bundle.json","state_url":"https://pith.science/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/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":"2026-05-26T03:01:40Z","links":{"resolver":"https://pith.science/pith/45XPSUHUBMJG3P7BMQNC3HJDM7","bundle":"https://pith.science/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/bundle.json","state":"https://pith.science/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/45XPSUHUBMJG3P7BMQNC3HJDM7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:45XPSUHUBMJG3P7BMQNC3HJDM7","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":"793e51831ccdd6c1ed904a118db99ed37ec7f3ab7847a5ac51d1b29c40e0f8f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-03T09:38:24Z","title_canon_sha256":"e8baf56993a48857ce392a4dfa976687dbec58bb03740b6e52d6a108d089f8c8"},"schema_version":"1.0","source":{"id":"1508.00356","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.00356","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"arxiv_version","alias_value":"1508.00356v1","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.00356","created_at":"2026-05-18T00:14:11Z"},{"alias_kind":"pith_short_12","alias_value":"45XPSUHUBMJG","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"45XPSUHUBMJG3P7B","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"45XPSUHU","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:d7ebbf9f5f32c388ee47899ff3417c2f3ac3f8338ffcac0de192da080a2a80a2","target":"graph","created_at":"2026-05-18T00:14:11Z","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":"The masses of the recently reported by LHCb two pentaquark charmonium states $P_{c}^{*}(4380)$ and $P_{c}^{*}(4450)$ which are supposed to have the configuration $(uudc\\overline{c})$ have been estimated in the framework of the quasiparticle model of diquarks considering $[ud][uc]\\overline{c}$ configuration. The masses are reproduced very well which indicates that the description of diquark as quasiparticle is very useful for describing multiquark state and to understand the dynamics of it.","authors_text":"A. Bhattacharya, B.Chakrabarti, R.Ghosh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-03T09:38:24Z","title":"The masses of $P_{c}^{*}(4380)$ and $P_{c}^{*}(4450)$ in the quasi particle diquark model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.00356","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":"sha256:8c6e8182f5189cbfa891329b19a6c9f00c06422eb38621a93e685c85776afd76","target":"record","created_at":"2026-05-18T00:14:11Z","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":"793e51831ccdd6c1ed904a118db99ed37ec7f3ab7847a5ac51d1b29c40e0f8f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-03T09:38:24Z","title_canon_sha256":"e8baf56993a48857ce392a4dfa976687dbec58bb03740b6e52d6a108d089f8c8"},"schema_version":"1.0","source":{"id":"1508.00356","kind":"arxiv","version":1}},"canonical_sha256":"e76ef950f40b126dbfe1641a2d9d2367ecdd296a11d3a7c4e6ce5336bd68272a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e76ef950f40b126dbfe1641a2d9d2367ecdd296a11d3a7c4e6ce5336bd68272a","first_computed_at":"2026-05-18T00:14:11.613275Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:11.613275Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/gfSi05gUSLikTta4fg4GffOOJP2jm9qX4UuYQq8T6UvV25W/zo8IgjYy1E6QYe5fWVvbKchSHdEJBBSbfQTCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:11.613788Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.00356","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c6e8182f5189cbfa891329b19a6c9f00c06422eb38621a93e685c85776afd76","sha256:d7ebbf9f5f32c388ee47899ff3417c2f3ac3f8338ffcac0de192da080a2a80a2"],"state_sha256":"224fb6bb5818d04ccd86d7acc9514f22b88514aa7ec590557a938db7b0a51d8f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JDYOBOpFinMP1K7ZeWeOeC/2JuQ5kFUYCyDMwyUwiniarKiTh2plzfLzO7DK0I9TCbYGlgJi05a/z+Fn+oRjAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T03:01:40.288682Z","bundle_sha256":"515622611428271033df512758ce8140007bc2b6769972bd8931b07ca0856ea0"}}