{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:YVCCAKFUZRA3SBXKWWF57R6IJY","short_pith_number":"pith:YVCCAKFU","canonical_record":{"source":{"id":"1004.2444","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-04-14T16:35:11Z","cross_cats_sorted":[],"title_canon_sha256":"fd91b4ecb500fe39bfb16128b7d401402a2857c9e5d0acb0e4fffe987dea2821","abstract_canon_sha256":"f14cdfc87127754daad6d94d7fa7baf38cbbaab35b1bc857c9ede6a89ea02cb1"},"schema_version":"1.0"},"canonical_sha256":"c5442028b4cc41b906eab58bdfc7c84e3f4096ec1af5fb1ef2b592355d0c544d","source":{"kind":"arxiv","id":"1004.2444","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.2444","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"arxiv_version","alias_value":"1004.2444v1","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.2444","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"pith_short_12","alias_value":"YVCCAKFUZRA3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YVCCAKFUZRA3SBXK","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YVCCAKFU","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:YVCCAKFUZRA3SBXKWWF57R6IJY","target":"record","payload":{"canonical_record":{"source":{"id":"1004.2444","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-04-14T16:35:11Z","cross_cats_sorted":[],"title_canon_sha256":"fd91b4ecb500fe39bfb16128b7d401402a2857c9e5d0acb0e4fffe987dea2821","abstract_canon_sha256":"f14cdfc87127754daad6d94d7fa7baf38cbbaab35b1bc857c9ede6a89ea02cb1"},"schema_version":"1.0"},"canonical_sha256":"c5442028b4cc41b906eab58bdfc7c84e3f4096ec1af5fb1ef2b592355d0c544d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:34.282513Z","signature_b64":"wugWtJT0A5mYn9fHVwrUTYvHAy6cemPmMB0S3plBrpP1zmLv/0Asxm+4tl6ukgab1guiY19c/agEeNgICxs3Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5442028b4cc41b906eab58bdfc7c84e3f4096ec1af5fb1ef2b592355d0c544d","last_reissued_at":"2026-05-18T02:33:34.282050Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:34.282050Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1004.2444","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":"2026-05-18T02:33:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h9/IoP7R6aenOzqom4zbb8jdJHii2IHu7+bWhJPHiPmwVW/kJGX4IibHqwTji6JpaVP5lIZnv3aWvfGK5Q/qBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T23:02:09.060429Z"},"content_sha256":"0d9ed6cddca40b61d6c61a807e3a58d353abc93ceb0b301713e2cab728d4557e","schema_version":"1.0","event_id":"sha256:0d9ed6cddca40b61d6c61a807e3a58d353abc93ceb0b301713e2cab728d4557e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:YVCCAKFUZRA3SBXKWWF57R6IJY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical study of the $X$(3915) as a molecular $D^*\\bar{D^*}$ state in a quark model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Jialun Ping, Youchang Yang","submitted_at":"2010-04-14T16:35:11Z","abstract_excerpt":"Considering the coupling of color $1 \\otimes 1$ and  $8 \\otimes 8$ structures, we calculate the energy of the newly observed $X$(3915) as $S-$wave $D^*\\bar{D^*}$ state in the Bhaduri, Cohler, and Nogami quark model by the Gaussian Expansion Method. Due to the color coupling, the bound state of $D^*\\bar{D^*}$ with $J^{PC}=0^{++}$ is found, which is well consonant with the experimental data of the $X$(3915). The bound state of $B^*\\bar{B^*}$ with $J^{PC}=0^{++}$ and $2^{++}$ are also predicted in this work."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.2444","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":"2026-05-18T02:33:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vvbEJl8fH8y+RmD+HclAR/MvJy9H5NF/2PxGBAwLLlnklV8kGsBH75gncg6i9Sa5D2q45GNuSOJRqyy5nscJAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T23:02:09.061091Z"},"content_sha256":"927ab7195579c65022b6239794887dc24e6be1dd80870ac426eff1ae30f22e73","schema_version":"1.0","event_id":"sha256:927ab7195579c65022b6239794887dc24e6be1dd80870ac426eff1ae30f22e73"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/bundle.json","state_url":"https://pith.science/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/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":"2026-06-10T23:02:09Z","links":{"resolver":"https://pith.science/pith/YVCCAKFUZRA3SBXKWWF57R6IJY","bundle":"https://pith.science/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/bundle.json","state":"https://pith.science/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YVCCAKFUZRA3SBXKWWF57R6IJY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:YVCCAKFUZRA3SBXKWWF57R6IJY","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":"f14cdfc87127754daad6d94d7fa7baf38cbbaab35b1bc857c9ede6a89ea02cb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-04-14T16:35:11Z","title_canon_sha256":"fd91b4ecb500fe39bfb16128b7d401402a2857c9e5d0acb0e4fffe987dea2821"},"schema_version":"1.0","source":{"id":"1004.2444","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.2444","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"arxiv_version","alias_value":"1004.2444v1","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.2444","created_at":"2026-05-18T02:33:34Z"},{"alias_kind":"pith_short_12","alias_value":"YVCCAKFUZRA3","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"YVCCAKFUZRA3SBXK","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"YVCCAKFU","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:927ab7195579c65022b6239794887dc24e6be1dd80870ac426eff1ae30f22e73","target":"graph","created_at":"2026-05-18T02:33:34Z","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":"Considering the coupling of color $1 \\otimes 1$ and  $8 \\otimes 8$ structures, we calculate the energy of the newly observed $X$(3915) as $S-$wave $D^*\\bar{D^*}$ state in the Bhaduri, Cohler, and Nogami quark model by the Gaussian Expansion Method. Due to the color coupling, the bound state of $D^*\\bar{D^*}$ with $J^{PC}=0^{++}$ is found, which is well consonant with the experimental data of the $X$(3915). The bound state of $B^*\\bar{B^*}$ with $J^{PC}=0^{++}$ and $2^{++}$ are also predicted in this work.","authors_text":"Jialun Ping, Youchang Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-04-14T16:35:11Z","title":"Dynamical study of the $X$(3915) as a molecular $D^*\\bar{D^*}$ state in a quark model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.2444","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":"sha256:0d9ed6cddca40b61d6c61a807e3a58d353abc93ceb0b301713e2cab728d4557e","target":"record","created_at":"2026-05-18T02:33:34Z","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":"f14cdfc87127754daad6d94d7fa7baf38cbbaab35b1bc857c9ede6a89ea02cb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-04-14T16:35:11Z","title_canon_sha256":"fd91b4ecb500fe39bfb16128b7d401402a2857c9e5d0acb0e4fffe987dea2821"},"schema_version":"1.0","source":{"id":"1004.2444","kind":"arxiv","version":1}},"canonical_sha256":"c5442028b4cc41b906eab58bdfc7c84e3f4096ec1af5fb1ef2b592355d0c544d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5442028b4cc41b906eab58bdfc7c84e3f4096ec1af5fb1ef2b592355d0c544d","first_computed_at":"2026-05-18T02:33:34.282050Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:34.282050Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wugWtJT0A5mYn9fHVwrUTYvHAy6cemPmMB0S3plBrpP1zmLv/0Asxm+4tl6ukgab1guiY19c/agEeNgICxs3Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:34.282513Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.2444","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d9ed6cddca40b61d6c61a807e3a58d353abc93ceb0b301713e2cab728d4557e","sha256:927ab7195579c65022b6239794887dc24e6be1dd80870ac426eff1ae30f22e73"],"state_sha256":"63a29daa55bde5c3454c30b22ccc92395d27e702a0464367a57a375269ff5be5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l9jqrCSBoGuJzd5TuL01ejyU96/Jd6+85IgtMwAeYGnQGl3YPpEW0RKqI+RBed6339Ll56p5caXsf340mNqNCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T23:02:09.065094Z","bundle_sha256":"04e4b29378d505245060383bbfbfe7c32ad679b5df69cabc2bd26766e4ea6cca"}}