{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:WHQXF7GOE6WWWLGF42M5TDYT66","short_pith_number":"pith:WHQXF7GO","canonical_record":{"source":{"id":"1703.00783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-02T13:50:53Z","cross_cats_sorted":["hep-ex","nucl-th"],"title_canon_sha256":"8781311f01b86e2807147a1ad04f7e78236206e59a640256b050a7bc7dce619d","abstract_canon_sha256":"4c2757b6b34bfe11e44a50cf95e5fbfd459010b581289c913ad06543fca08313"},"schema_version":"1.0"},"canonical_sha256":"b1e172fcce27ad6b2cc5e699d98f13f7b8cac46fb3fbf0ead076a504de7f6e7d","source":{"kind":"arxiv","id":"1703.00783","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.00783","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"arxiv_version","alias_value":"1703.00783v1","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.00783","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"pith_short_12","alias_value":"WHQXF7GOE6WW","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WHQXF7GOE6WWWLGF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WHQXF7GO","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:WHQXF7GOE6WWWLGF42M5TDYT66","target":"record","payload":{"canonical_record":{"source":{"id":"1703.00783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-02T13:50:53Z","cross_cats_sorted":["hep-ex","nucl-th"],"title_canon_sha256":"8781311f01b86e2807147a1ad04f7e78236206e59a640256b050a7bc7dce619d","abstract_canon_sha256":"4c2757b6b34bfe11e44a50cf95e5fbfd459010b581289c913ad06543fca08313"},"schema_version":"1.0"},"canonical_sha256":"b1e172fcce27ad6b2cc5e699d98f13f7b8cac46fb3fbf0ead076a504de7f6e7d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:01.124278Z","signature_b64":"D9l41hxSW3mdIe8iaaBqyFOb0ZPGFF160LtGen/yprGDPlAGxa8KPD0ksqw236JD2V9IEDDULY2+K+07C7mlAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1e172fcce27ad6b2cc5e699d98f13f7b8cac46fb3fbf0ead076a504de7f6e7d","last_reissued_at":"2026-05-18T00:47:01.123571Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:01.123571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.00783","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":"2026-05-18T00:47:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2qfj0hqLyqbdWl76Tkj76AWY2mTeEDDjaGpVaGMdVdT9K7ChHaf2ShbZysYXOXprIlSvEkHz8gRjVKqsC98nCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T22:16:18.681379Z"},"content_sha256":"176e36740191a18c2cad93a1fdb0874f9383efa5bc0d1377241c0a148da172d0","schema_version":"1.0","event_id":"sha256:176e36740191a18c2cad93a1fdb0874f9383efa5bc0d1377241c0a148da172d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:WHQXF7GOE6WWWLGF42M5TDYT66","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"String dynamics and metastability of fully-heavy tetraquarks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Alfredo Valcarce (Salamanca), Javier Vijande (Valencia), Jean-Marc Richard (Lyon)","submitted_at":"2017-03-02T13:50:53Z","abstract_excerpt":"Multiquark states have been advocated to explain recent experimental data in the heavy-light sector, and there are already speculations about multiquarks containing only heavy quarks and antiquarks. With a rigorous treatment of the four-body problem in current quark models, full-charm $(cc\\bar c\\bar c)$ and full-beauty $(bb\\bar b\\bar b)$ tetraquarks are found to be unbound. Thus their stability should rely on more subtle effects that are not included in the simple picture of constituent quarks. The case of $(bc\\bar b\\bar c)$ might be more favorable if the naive color-additive model of confinem"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.00783","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":"2026-05-18T00:47:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zKL3p1//BIoA0rRRCM3D26NbU9oqVY2bBW21C9UirQhLeU1akPSKawV6pGWacymGWVz5ajo5Fmh3JVnlRL/OBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T22:16:18.681991Z"},"content_sha256":"5f2ec68f2817090562cd46f40f9cce478a8c76e30edd39a3cb110fc2afd505ad","schema_version":"1.0","event_id":"sha256:5f2ec68f2817090562cd46f40f9cce478a8c76e30edd39a3cb110fc2afd505ad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WHQXF7GOE6WWWLGF42M5TDYT66/bundle.json","state_url":"https://pith.science/pith/WHQXF7GOE6WWWLGF42M5TDYT66/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WHQXF7GOE6WWWLGF42M5TDYT66/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":"2026-06-07T22:16:18Z","links":{"resolver":"https://pith.science/pith/WHQXF7GOE6WWWLGF42M5TDYT66","bundle":"https://pith.science/pith/WHQXF7GOE6WWWLGF42M5TDYT66/bundle.json","state":"https://pith.science/pith/WHQXF7GOE6WWWLGF42M5TDYT66/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WHQXF7GOE6WWWLGF42M5TDYT66/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:WHQXF7GOE6WWWLGF42M5TDYT66","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":"4c2757b6b34bfe11e44a50cf95e5fbfd459010b581289c913ad06543fca08313","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-02T13:50:53Z","title_canon_sha256":"8781311f01b86e2807147a1ad04f7e78236206e59a640256b050a7bc7dce619d"},"schema_version":"1.0","source":{"id":"1703.00783","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.00783","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"arxiv_version","alias_value":"1703.00783v1","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.00783","created_at":"2026-05-18T00:47:01Z"},{"alias_kind":"pith_short_12","alias_value":"WHQXF7GOE6WW","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WHQXF7GOE6WWWLGF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WHQXF7GO","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:5f2ec68f2817090562cd46f40f9cce478a8c76e30edd39a3cb110fc2afd505ad","target":"graph","created_at":"2026-05-18T00:47:01Z","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":"Multiquark states have been advocated to explain recent experimental data in the heavy-light sector, and there are already speculations about multiquarks containing only heavy quarks and antiquarks. With a rigorous treatment of the four-body problem in current quark models, full-charm $(cc\\bar c\\bar c)$ and full-beauty $(bb\\bar b\\bar b)$ tetraquarks are found to be unbound. Thus their stability should rely on more subtle effects that are not included in the simple picture of constituent quarks. The case of $(bc\\bar b\\bar c)$ might be more favorable if the naive color-additive model of confinem","authors_text":"Alfredo Valcarce (Salamanca), Javier Vijande (Valencia), Jean-Marc Richard (Lyon)","cross_cats":["hep-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-02T13:50:53Z","title":"String dynamics and metastability of fully-heavy tetraquarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.00783","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":"sha256:176e36740191a18c2cad93a1fdb0874f9383efa5bc0d1377241c0a148da172d0","target":"record","created_at":"2026-05-18T00:47:01Z","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":"4c2757b6b34bfe11e44a50cf95e5fbfd459010b581289c913ad06543fca08313","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-03-02T13:50:53Z","title_canon_sha256":"8781311f01b86e2807147a1ad04f7e78236206e59a640256b050a7bc7dce619d"},"schema_version":"1.0","source":{"id":"1703.00783","kind":"arxiv","version":1}},"canonical_sha256":"b1e172fcce27ad6b2cc5e699d98f13f7b8cac46fb3fbf0ead076a504de7f6e7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b1e172fcce27ad6b2cc5e699d98f13f7b8cac46fb3fbf0ead076a504de7f6e7d","first_computed_at":"2026-05-18T00:47:01.123571Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:01.123571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"D9l41hxSW3mdIe8iaaBqyFOb0ZPGFF160LtGen/yprGDPlAGxa8KPD0ksqw236JD2V9IEDDULY2+K+07C7mlAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:01.124278Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.00783","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:176e36740191a18c2cad93a1fdb0874f9383efa5bc0d1377241c0a148da172d0","sha256:5f2ec68f2817090562cd46f40f9cce478a8c76e30edd39a3cb110fc2afd505ad"],"state_sha256":"b4e585d6925653b8f40fd02a6f9fe74025e2c218742045e10f93f696cfce3bbe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A9vV4Zixhmfyx74E2VWA+srAcebTKFq2M4u+uLjcNjaGgoBkF19dk2eQoQE/2F2bMnthhVFuTEGk8yNVPC2bDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T22:16:18.685674Z","bundle_sha256":"f8dcc7421075b51dbf44417047a0d15517e758417078d7887320875af323822c"}}