{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:6UWNEKMDJYZUAHSN6FNG35P2UV","short_pith_number":"pith:6UWNEKMD","canonical_record":{"source":{"id":"1602.03465","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2016-02-10T17:39:36Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"title_canon_sha256":"26ca2f7559ec0917187168e919935222e3ba361e5a52cf8a7738031a659eff13","abstract_canon_sha256":"8d9dfcb510e64066d1d95aa3a6423b8f66ec34f1673e5f628fefc64ab7e17319"},"schema_version":"1.0"},"canonical_sha256":"f52cd229834e33401e4df15a6df5faa5726fd22e7bc6760af0ffc9e7831c3a37","source":{"kind":"arxiv","id":"1602.03465","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03465","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03465v2","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03465","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"pith_short_12","alias_value":"6UWNEKMDJYZU","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"6UWNEKMDJYZUAHSN","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"6UWNEKMD","created_at":"2026-05-18T12:30:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:6UWNEKMDJYZUAHSN6FNG35P2UV","target":"record","payload":{"canonical_record":{"source":{"id":"1602.03465","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2016-02-10T17:39:36Z","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"title_canon_sha256":"26ca2f7559ec0917187168e919935222e3ba361e5a52cf8a7738031a659eff13","abstract_canon_sha256":"8d9dfcb510e64066d1d95aa3a6423b8f66ec34f1673e5f628fefc64ab7e17319"},"schema_version":"1.0"},"canonical_sha256":"f52cd229834e33401e4df15a6df5faa5726fd22e7bc6760af0ffc9e7831c3a37","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:03.519454Z","signature_b64":"2XUQ6mX/pAZMrxvMrgLGkJzASYWLE8l3mptznQYJBbthf7qMnAwEyc7hRJ1GrvJdoMZxDoXqP70rrCW4c9NKBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f52cd229834e33401e4df15a6df5faa5726fd22e7bc6760af0ffc9e7831c3a37","last_reissued_at":"2026-05-18T00:54:03.519014Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:03.519014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.03465","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":"2026-05-18T00:54:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tuZWTBDamo0+uho3NUuk668LNJnV7LE7TWE4s7YemUIyCEL2NB2eZ8MPQExVkNcFfXbwiUOxJJOWsUY3mmYcCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T10:33:56.259912Z"},"content_sha256":"3d74d51b874f6a7864cbb8dd6435b448c5e04a1a9968a3fe9a87708e9559a55c","schema_version":"1.0","event_id":"sha256:3d74d51b874f6a7864cbb8dd6435b448c5e04a1a9968a3fe9a87708e9559a55c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:6UWNEKMDJYZUAHSN6FNG35P2UV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fate of the Tetraquark Candidate Zc(3900) from Lattice QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"CCS), CCS) (HAL QCD Collaboration), IPMU), Keiko Murano (Osaka U., Kenji Sasaki (Tsukuba U., Noriyoshi Ishii (Osaka U., RCNP), RIKEN, RIKEN), Shinya Gongyo (Kyoto U., Sinya Aoki (Kyoto U., Takashi Inoue (Nihon U.), Takumi Doi (Nishina Ctr., Takumi Iritani (Stony Brook U.), Tetsuo Hatsuda (Nishina Ctr., Tokyo U., Tsukuba U., YITP, YITP), Yoichi Ikeda (Nishina Ctr.","submitted_at":"2016-02-10T17:39:36Z","abstract_excerpt":"The possible exotic meson $Z_{c}(3900)$, found in $e^+ e^-$ reactions, is studied by the method of coupled-channel scattering in lattice QCD. The interaction among $\\pi J/\\psi$, $\\rho \\eta_{c}$ and $\\bar{D}D^{*}$ channels is derived from (2+1)-flavor QCD simulations at $m_{\\pi}=410$-$700$ MeV. The interaction is dominated by the off-diagonal $\\pi J/\\psi$-$\\bar{D}D^{*}$ and $\\rho \\eta_{c}$-$\\bar{D}D^{*}$ couplings, which indicates that the $Z_{c}(3900)$ is not a usual resonance but a threshold cusp. Semi-phenomenological analyses with the coupled-channel interaction are presented to confirm thi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03465","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":"2026-05-18T00:54:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f8j1EqEoelUBHlBo33stBf4rRn1fb1QoTdU/b3Mf7L3W1CLFmrKHuGf4X4DD3DyOFNkYqr+jUTbjjsJwP0XOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T10:33:56.260912Z"},"content_sha256":"d0526e088ddb18dcb72370f39649fcf83611a5e013a3af23d954c124e9d16386","schema_version":"1.0","event_id":"sha256:d0526e088ddb18dcb72370f39649fcf83611a5e013a3af23d954c124e9d16386"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/bundle.json","state_url":"https://pith.science/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/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":"2026-06-10T10:33:56Z","links":{"resolver":"https://pith.science/pith/6UWNEKMDJYZUAHSN6FNG35P2UV","bundle":"https://pith.science/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/bundle.json","state":"https://pith.science/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UWNEKMDJYZUAHSN6FNG35P2UV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:6UWNEKMDJYZUAHSN6FNG35P2UV","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":"8d9dfcb510e64066d1d95aa3a6423b8f66ec34f1673e5f628fefc64ab7e17319","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2016-02-10T17:39:36Z","title_canon_sha256":"26ca2f7559ec0917187168e919935222e3ba361e5a52cf8a7738031a659eff13"},"schema_version":"1.0","source":{"id":"1602.03465","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03465","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03465v2","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03465","created_at":"2026-05-18T00:54:03Z"},{"alias_kind":"pith_short_12","alias_value":"6UWNEKMDJYZU","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"6UWNEKMDJYZUAHSN","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"6UWNEKMD","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:d0526e088ddb18dcb72370f39649fcf83611a5e013a3af23d954c124e9d16386","target":"graph","created_at":"2026-05-18T00:54:03Z","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 possible exotic meson $Z_{c}(3900)$, found in $e^+ e^-$ reactions, is studied by the method of coupled-channel scattering in lattice QCD. The interaction among $\\pi J/\\psi$, $\\rho \\eta_{c}$ and $\\bar{D}D^{*}$ channels is derived from (2+1)-flavor QCD simulations at $m_{\\pi}=410$-$700$ MeV. The interaction is dominated by the off-diagonal $\\pi J/\\psi$-$\\bar{D}D^{*}$ and $\\rho \\eta_{c}$-$\\bar{D}D^{*}$ couplings, which indicates that the $Z_{c}(3900)$ is not a usual resonance but a threshold cusp. Semi-phenomenological analyses with the coupled-channel interaction are presented to confirm thi","authors_text":"CCS), CCS) (HAL QCD Collaboration), IPMU), Keiko Murano (Osaka U., Kenji Sasaki (Tsukuba U., Noriyoshi Ishii (Osaka U., RCNP), RIKEN, RIKEN), Shinya Gongyo (Kyoto U., Sinya Aoki (Kyoto U., Takashi Inoue (Nihon U.), Takumi Doi (Nishina Ctr., Takumi Iritani (Stony Brook U.), Tetsuo Hatsuda (Nishina Ctr., Tokyo U., Tsukuba U., YITP, YITP), Yoichi Ikeda (Nishina Ctr.","cross_cats":["hep-ex","hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2016-02-10T17:39:36Z","title":"Fate of the Tetraquark Candidate Zc(3900) from Lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03465","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":"sha256:3d74d51b874f6a7864cbb8dd6435b448c5e04a1a9968a3fe9a87708e9559a55c","target":"record","created_at":"2026-05-18T00:54:03Z","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":"8d9dfcb510e64066d1d95aa3a6423b8f66ec34f1673e5f628fefc64ab7e17319","cross_cats_sorted":["hep-ex","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2016-02-10T17:39:36Z","title_canon_sha256":"26ca2f7559ec0917187168e919935222e3ba361e5a52cf8a7738031a659eff13"},"schema_version":"1.0","source":{"id":"1602.03465","kind":"arxiv","version":2}},"canonical_sha256":"f52cd229834e33401e4df15a6df5faa5726fd22e7bc6760af0ffc9e7831c3a37","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f52cd229834e33401e4df15a6df5faa5726fd22e7bc6760af0ffc9e7831c3a37","first_computed_at":"2026-05-18T00:54:03.519014Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:03.519014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2XUQ6mX/pAZMrxvMrgLGkJzASYWLE8l3mptznQYJBbthf7qMnAwEyc7hRJ1GrvJdoMZxDoXqP70rrCW4c9NKBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:03.519454Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.03465","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d74d51b874f6a7864cbb8dd6435b448c5e04a1a9968a3fe9a87708e9559a55c","sha256:d0526e088ddb18dcb72370f39649fcf83611a5e013a3af23d954c124e9d16386"],"state_sha256":"6c0859f29de917e89b318c4a25f84f03174aaa405d395b0e947817ed60caae02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/ZrIIu5RBaD5YktQHGw7B245bBp/Ar66t8ZO/Xc/faEc1pFVTGYUYuZ/X1kmjGfY8UT80UYsAXG0ouKiBvORBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T10:33:56.264639Z","bundle_sha256":"56995c24e53aa87c65b22578c7e4b68e1bcf05d9e66244fadccd6173caf46a78"}}