{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1997:EC4YFRQELA6YBFNBNORAHM7ZBE","short_pith_number":"pith:EC4YFRQE","canonical_record":{"source":{"id":"hep-ph/9704261","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1997-04-08T14:42:56Z","cross_cats_sorted":[],"title_canon_sha256":"f6401cee8c5949e90d3021e129f010f0d8202b822e00c2c49ff2430df658bec4","abstract_canon_sha256":"9719596d9edf754b3bdd09b0e25da70115ead36c51e0a615d79dbbc09984bb8c"},"schema_version":"1.0"},"canonical_sha256":"20b982c604583d8095a16ba203b3f9091369b2e65c23cfceb24d5a3ec140367d","source":{"kind":"arxiv","id":"hep-ph/9704261","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9704261","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9704261v1","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9704261","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"pith_short_12","alias_value":"EC4YFRQELA6Y","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"EC4YFRQELA6YBFNB","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"EC4YFRQE","created_at":"2026-05-18T12:25:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1997:EC4YFRQELA6YBFNBNORAHM7ZBE","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9704261","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1997-04-08T14:42:56Z","cross_cats_sorted":[],"title_canon_sha256":"f6401cee8c5949e90d3021e129f010f0d8202b822e00c2c49ff2430df658bec4","abstract_canon_sha256":"9719596d9edf754b3bdd09b0e25da70115ead36c51e0a615d79dbbc09984bb8c"},"schema_version":"1.0"},"canonical_sha256":"20b982c604583d8095a16ba203b3f9091369b2e65c23cfceb24d5a3ec140367d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:13:25.417870Z","signature_b64":"Vy+GeDiJ4//5Rq1RXfZqjAmrncGRZdqqMWphpJDpCbJJi6azEPXvx+jmx5WQiTizxj8gHIDsSXdUJY+PSMC2BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20b982c604583d8095a16ba203b3f9091369b2e65c23cfceb24d5a3ec140367d","last_reissued_at":"2026-05-18T04:13:25.417448Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:13:25.417448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9704261","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":"2026-05-18T04:13:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b6lrJjrar0EzN+CpiOroblYC0EX5wjJylhVNmdIPXtx2g4REC1xTB7QSHJtxQ8+nv/gYpzQf0NlgPe9NeZteCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:00:03.730703Z"},"content_sha256":"6844008ea72312c229d2431cdc6ac762ea8d1e708ff6d3bd537cb27ab30cf832","schema_version":"1.0","event_id":"sha256:6844008ea72312c229d2431cdc6ac762ea8d1e708ff6d3bd537cb27ab30cf832"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1997:EC4YFRQELA6YBFNBNORAHM7ZBE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Top Mesons","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"N. Fabiano","submitted_at":"1997-04-08T14:42:56Z","abstract_excerpt":"The possibility of formation for a bound state of a $t$ quark and a lighter one is investigated using potential model predictions and heavy quark effective theory approach. Resulting estimates for the 1S--2S splitting of the energy levels are compared to the total top decay width $\\Gamma_t$ . As for the case of toponium, our conclusions show that the probability of formation for T-mesons is negligibly small due to the high top mass value."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9704261","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":"2026-05-18T04:13:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KOFETqrGr6IR6VklRLfiQcuC221AZ8dF0tvdV/zgM2XZ3qeWdHW2J9Vgd4C4prVHw7fYNlciFe0T9iCBHYEGAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:00:03.731046Z"},"content_sha256":"3528999aeb5ed7bb9144d242c27252ccf58946e2cec41309a4eac035a66f41a3","schema_version":"1.0","event_id":"sha256:3528999aeb5ed7bb9144d242c27252ccf58946e2cec41309a4eac035a66f41a3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/bundle.json","state_url":"https://pith.science/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/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":"2026-06-05T11:00:03Z","links":{"resolver":"https://pith.science/pith/EC4YFRQELA6YBFNBNORAHM7ZBE","bundle":"https://pith.science/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/bundle.json","state":"https://pith.science/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EC4YFRQELA6YBFNBNORAHM7ZBE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:EC4YFRQELA6YBFNBNORAHM7ZBE","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":"9719596d9edf754b3bdd09b0e25da70115ead36c51e0a615d79dbbc09984bb8c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-04-08T14:42:56Z","title_canon_sha256":"f6401cee8c5949e90d3021e129f010f0d8202b822e00c2c49ff2430df658bec4"},"schema_version":"1.0","source":{"id":"hep-ph/9704261","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9704261","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9704261v1","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9704261","created_at":"2026-05-18T04:13:25Z"},{"alias_kind":"pith_short_12","alias_value":"EC4YFRQELA6Y","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"EC4YFRQELA6YBFNB","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"EC4YFRQE","created_at":"2026-05-18T12:25:48Z"}],"graph_snapshots":[{"event_id":"sha256:3528999aeb5ed7bb9144d242c27252ccf58946e2cec41309a4eac035a66f41a3","target":"graph","created_at":"2026-05-18T04:13:25Z","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 possibility of formation for a bound state of a $t$ quark and a lighter one is investigated using potential model predictions and heavy quark effective theory approach. Resulting estimates for the 1S--2S splitting of the energy levels are compared to the total top decay width $\\Gamma_t$ . As for the case of toponium, our conclusions show that the probability of formation for T-mesons is negligibly small due to the high top mass value.","authors_text":"N. Fabiano","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1997-04-08T14:42:56Z","title":"Top Mesons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9704261","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":"sha256:6844008ea72312c229d2431cdc6ac762ea8d1e708ff6d3bd537cb27ab30cf832","target":"record","created_at":"2026-05-18T04:13:25Z","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":"9719596d9edf754b3bdd09b0e25da70115ead36c51e0a615d79dbbc09984bb8c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-04-08T14:42:56Z","title_canon_sha256":"f6401cee8c5949e90d3021e129f010f0d8202b822e00c2c49ff2430df658bec4"},"schema_version":"1.0","source":{"id":"hep-ph/9704261","kind":"arxiv","version":1}},"canonical_sha256":"20b982c604583d8095a16ba203b3f9091369b2e65c23cfceb24d5a3ec140367d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"20b982c604583d8095a16ba203b3f9091369b2e65c23cfceb24d5a3ec140367d","first_computed_at":"2026-05-18T04:13:25.417448Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:13:25.417448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vy+GeDiJ4//5Rq1RXfZqjAmrncGRZdqqMWphpJDpCbJJi6azEPXvx+jmx5WQiTizxj8gHIDsSXdUJY+PSMC2BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:13:25.417870Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9704261","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6844008ea72312c229d2431cdc6ac762ea8d1e708ff6d3bd537cb27ab30cf832","sha256:3528999aeb5ed7bb9144d242c27252ccf58946e2cec41309a4eac035a66f41a3"],"state_sha256":"62777f73a4efd4527b204a760313807d3b9607a0dc1cc898bc27a67f03f55857"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N8YnPuwWFE/oqIOoeRNDnz0qU6X0wTQcnWWhb58hNAzdr2/OLRcw7sW25n0xsfuBxAUk6FEfcEeVwIB+EuPuAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T11:00:03.732975Z","bundle_sha256":"c6996e00af14eb7346b608f1abc2839675e186a232167670f66795fdd8c5f243"}}