{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:KBBRRQJF4UNVKUWPYC6YQG6YSV","short_pith_number":"pith:KBBRRQJF","canonical_record":{"source":{"id":"1602.01092","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-02-02T21:00:01Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"b3e24d2c2138ad710d4bfa08441788ff1521c3bbf0ecae93f6516f5e01c98d69","abstract_canon_sha256":"a85e3f4901a0d1453b70cd42ce81a9eaf205df25573ed079d249450070f61bd1"},"schema_version":"1.0"},"canonical_sha256":"504318c125e51b5552cfc0bd881bd8957eb173d440293427a99f279206f8e079","source":{"kind":"arxiv","id":"1602.01092","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.01092","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"arxiv_version","alias_value":"1602.01092v2","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.01092","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"pith_short_12","alias_value":"KBBRRQJF4UNV","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"KBBRRQJF4UNVKUWP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"KBBRRQJF","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:KBBRRQJF4UNVKUWPYC6YQG6YSV","target":"record","payload":{"canonical_record":{"source":{"id":"1602.01092","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-02-02T21:00:01Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"b3e24d2c2138ad710d4bfa08441788ff1521c3bbf0ecae93f6516f5e01c98d69","abstract_canon_sha256":"a85e3f4901a0d1453b70cd42ce81a9eaf205df25573ed079d249450070f61bd1"},"schema_version":"1.0"},"canonical_sha256":"504318c125e51b5552cfc0bd881bd8957eb173d440293427a99f279206f8e079","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:32.055605Z","signature_b64":"scmkZb/Jp+3BfAIz8lKI7/upYFSS3da94jVjODRUySWs1zm65OuK2hyDSCellyPPl6l7lCtRXJVTSgdPoTF6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"504318c125e51b5552cfc0bd881bd8957eb173d440293427a99f279206f8e079","last_reissued_at":"2026-05-18T01:15:32.054912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:32.054912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.01092","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":"2026-05-18T01:15:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uETWIddP35MooSDGjjfr5U6+snbdFLPZmuqeZZfOq+CcdQHtfUk1qwQb52Rp9wKaIlkWJjeA8jZRD6Gpeq7BAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:14:00.209811Z"},"content_sha256":"585ffa7f778731c1ee1d6c86a69462c2af8d49fd3a0a0233d659720d5bdc7368","schema_version":"1.0","event_id":"sha256:585ffa7f778731c1ee1d6c86a69462c2af8d49fd3a0a0233d659720d5bdc7368"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:KBBRRQJF4UNVKUWPYC6YQG6YSV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Composite Model for the 750 GeV Diphoton Excess","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Keisuke Harigaya, Yasunori Nomura","submitted_at":"2016-02-02T21:00:01Z","abstract_excerpt":"We study a simple model in which the recently reported 750 GeV diphoton excess arises from a composite pseudo Nambu-Goldstone boson---hidden pion---produced by gluon fusion and decaying into two photons. The model only introduces an extra hidden gauge group at the TeV scale with a vectorlike quark in the bifundamental representation of the hidden and standard model gauge groups. We calculate the masses of all the hidden pions and analyze their experimental signatures and constraints. We find that two colored hidden pions must be near the current experimental limits, and hence are probed in the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.01092","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":""},"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":"2026-05-18T01:15:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WfcS1o6iWd5JK5le3nr5ZUbDZPN5SVEuqIBghlBL37aBMfZ1UkU1gtswnBGDMvNWytM+3mV5ZH7hef5R115HBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:14:00.210158Z"},"content_sha256":"46089a669f6b39d9b9d7ae9cdff180fe3bc306e3266caa8a06dd19654dfb889f","schema_version":"1.0","event_id":"sha256:46089a669f6b39d9b9d7ae9cdff180fe3bc306e3266caa8a06dd19654dfb889f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/bundle.json","state_url":"https://pith.science/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/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":"2026-06-09T11:14:00Z","links":{"resolver":"https://pith.science/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV","bundle":"https://pith.science/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/bundle.json","state":"https://pith.science/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KBBRRQJF4UNVKUWPYC6YQG6YSV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:KBBRRQJF4UNVKUWPYC6YQG6YSV","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":"a85e3f4901a0d1453b70cd42ce81a9eaf205df25573ed079d249450070f61bd1","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-02-02T21:00:01Z","title_canon_sha256":"b3e24d2c2138ad710d4bfa08441788ff1521c3bbf0ecae93f6516f5e01c98d69"},"schema_version":"1.0","source":{"id":"1602.01092","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.01092","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"arxiv_version","alias_value":"1602.01092v2","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.01092","created_at":"2026-05-18T01:15:32Z"},{"alias_kind":"pith_short_12","alias_value":"KBBRRQJF4UNV","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"KBBRRQJF4UNVKUWP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"KBBRRQJF","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:46089a669f6b39d9b9d7ae9cdff180fe3bc306e3266caa8a06dd19654dfb889f","target":"graph","created_at":"2026-05-18T01:15:32Z","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":"We study a simple model in which the recently reported 750 GeV diphoton excess arises from a composite pseudo Nambu-Goldstone boson---hidden pion---produced by gluon fusion and decaying into two photons. The model only introduces an extra hidden gauge group at the TeV scale with a vectorlike quark in the bifundamental representation of the hidden and standard model gauge groups. We calculate the masses of all the hidden pions and analyze their experimental signatures and constraints. We find that two colored hidden pions must be near the current experimental limits, and hence are probed in the","authors_text":"Keisuke Harigaya, Yasunori Nomura","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-02-02T21:00:01Z","title":"A Composite Model for the 750 GeV Diphoton Excess"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.01092","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":"sha256:585ffa7f778731c1ee1d6c86a69462c2af8d49fd3a0a0233d659720d5bdc7368","target":"record","created_at":"2026-05-18T01:15:32Z","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":"a85e3f4901a0d1453b70cd42ce81a9eaf205df25573ed079d249450070f61bd1","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-02-02T21:00:01Z","title_canon_sha256":"b3e24d2c2138ad710d4bfa08441788ff1521c3bbf0ecae93f6516f5e01c98d69"},"schema_version":"1.0","source":{"id":"1602.01092","kind":"arxiv","version":2}},"canonical_sha256":"504318c125e51b5552cfc0bd881bd8957eb173d440293427a99f279206f8e079","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"504318c125e51b5552cfc0bd881bd8957eb173d440293427a99f279206f8e079","first_computed_at":"2026-05-18T01:15:32.054912Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:32.054912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"scmkZb/Jp+3BfAIz8lKI7/upYFSS3da94jVjODRUySWs1zm65OuK2hyDSCellyPPl6l7lCtRXJVTSgdPoTF6DA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:32.055605Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.01092","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:585ffa7f778731c1ee1d6c86a69462c2af8d49fd3a0a0233d659720d5bdc7368","sha256:46089a669f6b39d9b9d7ae9cdff180fe3bc306e3266caa8a06dd19654dfb889f"],"state_sha256":"bd805aab9ebcbca225dde6764b7b6982be16c98f999e42258cb27a4f440967e0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UqlxPqzDTJuuPOAmf+bngtzMV3+TFotd58lKbtSgbYj5fdOA7pXUMVtPBQhG3wsZ7ovYI8GHig3ncK5nTn3YCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T11:14:00.211996Z","bundle_sha256":"1173bac3649705fce1b9312fc0e63ae6c5c1c7f3e8f598e27931afd35c264952"}}