{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DTWW7FDUFIGQE34NSRQO2EF2TF","short_pith_number":"pith:DTWW7FDU","canonical_record":{"source":{"id":"2508.02884","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-08-04T20:25:34Z","cross_cats_sorted":[],"title_canon_sha256":"398f3df69d6c95888e4247d4fc24f4fc24ad1bf06c00442b71aa3d659a113f5d","abstract_canon_sha256":"004e4efac17a1b18225c1a1a37349ecc6173b6f7b998a497ea573bff443a12a9"},"schema_version":"1.0"},"canonical_sha256":"1ced6f94742a0d026f8d9460ed10ba994bf9291a58e7fe60ff2268d64a38dd58","source":{"kind":"arxiv","id":"2508.02884","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.02884","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"arxiv_version","alias_value":"2508.02884v2","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.02884","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_12","alias_value":"DTWW7FDUFIGQ","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_16","alias_value":"DTWW7FDUFIGQE34N","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_8","alias_value":"DTWW7FDU","created_at":"2026-07-05T11:57:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DTWW7FDUFIGQE34NSRQO2EF2TF","target":"record","payload":{"canonical_record":{"source":{"id":"2508.02884","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-08-04T20:25:34Z","cross_cats_sorted":[],"title_canon_sha256":"398f3df69d6c95888e4247d4fc24f4fc24ad1bf06c00442b71aa3d659a113f5d","abstract_canon_sha256":"004e4efac17a1b18225c1a1a37349ecc6173b6f7b998a497ea573bff443a12a9"},"schema_version":"1.0"},"canonical_sha256":"1ced6f94742a0d026f8d9460ed10ba994bf9291a58e7fe60ff2268d64a38dd58","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:57:38.396448Z","signature_b64":"vW4mN/0M4D05Fd0qEdJbUSdgcNm1z04+Ky5/RyH1TKiWBl4mcUohG8y4ixUIf1A1GZnZej4dF0CHivzAbNQhAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ced6f94742a0d026f8d9460ed10ba994bf9291a58e7fe60ff2268d64a38dd58","last_reissued_at":"2026-07-05T11:57:38.395814Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:57:38.395814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.02884","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":"2026-07-05T11:57:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3CxgxaYQyLP28gjI1RtHPJUnlC63pNQbJ3mk5JYq3jxWIqc+UEzKWW/58ekZzSp9R6n8XFlgfujXpSjixZGyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T18:22:18.591324Z"},"content_sha256":"4a9ba2a93ef26fa3887ece868c69f4164e9ae7577cb7a5b058510cd7ea3e5030","schema_version":"1.0","event_id":"sha256:4a9ba2a93ef26fa3887ece868c69f4164e9ae7577cb7a5b058510cd7ea3e5030"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DTWW7FDUFIGQE34NSRQO2EF2TF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Light scalar mesons in D^+, D_s^+ decays into three pseudoscalars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.D. Polosa, L. Maiani, V. Riquer","submitted_at":"2025-08-04T20:25:34Z","abstract_excerpt":"In response to recent experimental findings from the BES III and LHCb collaborations concerning the decay of open charm mesons into three pseudoscalars, we present evidence suggesting that the lightest scalar mesons can be characterized as diquark-antidiquark states mixed with the next-to-light, q\\bar q, scalar mesons through six-fermion, instanton-induced interactions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.02884","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.02884/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:57:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ijc6nBfPzWJWXINqZM0f1h0HNpRkc3irAM7potqCs+F8hh6OGTjRDHhcM9vRmcIeCwUNX0Ek+1pw7E4/fHVIBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T18:22:18.591875Z"},"content_sha256":"1d7bcb4d50306594f6dc1319463e9024cbf9c466337eb9eddd7c482fa33ae839","schema_version":"1.0","event_id":"sha256:1d7bcb4d50306594f6dc1319463e9024cbf9c466337eb9eddd7c482fa33ae839"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/bundle.json","state_url":"https://pith.science/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/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":"2026-08-07T18:22:18Z","links":{"resolver":"https://pith.science/pith/DTWW7FDUFIGQE34NSRQO2EF2TF","bundle":"https://pith.science/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/bundle.json","state":"https://pith.science/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DTWW7FDUFIGQE34NSRQO2EF2TF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DTWW7FDUFIGQE34NSRQO2EF2TF","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":"004e4efac17a1b18225c1a1a37349ecc6173b6f7b998a497ea573bff443a12a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-08-04T20:25:34Z","title_canon_sha256":"398f3df69d6c95888e4247d4fc24f4fc24ad1bf06c00442b71aa3d659a113f5d"},"schema_version":"1.0","source":{"id":"2508.02884","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.02884","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"arxiv_version","alias_value":"2508.02884v2","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.02884","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_12","alias_value":"DTWW7FDUFIGQ","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_16","alias_value":"DTWW7FDUFIGQE34N","created_at":"2026-07-05T11:57:38Z"},{"alias_kind":"pith_short_8","alias_value":"DTWW7FDU","created_at":"2026-07-05T11:57:38Z"}],"graph_snapshots":[{"event_id":"sha256:1d7bcb4d50306594f6dc1319463e9024cbf9c466337eb9eddd7c482fa33ae839","target":"graph","created_at":"2026-07-05T11:57:38Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2508.02884/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In response to recent experimental findings from the BES III and LHCb collaborations concerning the decay of open charm mesons into three pseudoscalars, we present evidence suggesting that the lightest scalar mesons can be characterized as diquark-antidiquark states mixed with the next-to-light, q\\bar q, scalar mesons through six-fermion, instanton-induced interactions.","authors_text":"A.D. Polosa, L. Maiani, V. Riquer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-08-04T20:25:34Z","title":"Light scalar mesons in D^+, D_s^+ decays into three pseudoscalars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.02884","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":"sha256:4a9ba2a93ef26fa3887ece868c69f4164e9ae7577cb7a5b058510cd7ea3e5030","target":"record","created_at":"2026-07-05T11:57:38Z","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":"004e4efac17a1b18225c1a1a37349ecc6173b6f7b998a497ea573bff443a12a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2025-08-04T20:25:34Z","title_canon_sha256":"398f3df69d6c95888e4247d4fc24f4fc24ad1bf06c00442b71aa3d659a113f5d"},"schema_version":"1.0","source":{"id":"2508.02884","kind":"arxiv","version":2}},"canonical_sha256":"1ced6f94742a0d026f8d9460ed10ba994bf9291a58e7fe60ff2268d64a38dd58","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ced6f94742a0d026f8d9460ed10ba994bf9291a58e7fe60ff2268d64a38dd58","first_computed_at":"2026-07-05T11:57:38.395814Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:57:38.395814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vW4mN/0M4D05Fd0qEdJbUSdgcNm1z04+Ky5/RyH1TKiWBl4mcUohG8y4ixUIf1A1GZnZej4dF0CHivzAbNQhAg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:57:38.396448Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.02884","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4a9ba2a93ef26fa3887ece868c69f4164e9ae7577cb7a5b058510cd7ea3e5030","sha256:1d7bcb4d50306594f6dc1319463e9024cbf9c466337eb9eddd7c482fa33ae839"],"state_sha256":"9ae0494311c4cfa759daff1861e7d1e0a68c5ff10f78dc7bc20b657e937a22cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kCKVGxxSn0WkmdsNqC1eQvrzUc1tBVxL9986PLzpiXQ9y6DwhWKTg6grEAC4Q6N3hjrSILhk2gqg743+nhHRAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T18:22:18.597608Z","bundle_sha256":"0d714a869985e2de2a89dd7e950bfcb668813bec6764bfea24ef7dd2c5b84995"}}