{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:XKTQVN6UGXHPAXSSHGGAUTHDG3","short_pith_number":"pith:XKTQVN6U","canonical_record":{"source":{"id":"1810.01927","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-10-03T19:36:18Z","cross_cats_sorted":[],"title_canon_sha256":"8772d69b89d849d83937580c97db28ff3d02f1293271628cebf2dbb189118246","abstract_canon_sha256":"96f061c8337f65935638c2ad1358d0cbcb05249abf29a6229bfa98a1bfab90ed"},"schema_version":"1.0"},"canonical_sha256":"baa70ab7d435cef05e52398c0a4ce336f6c117456c1db75f9506bb36ccb0eb07","source":{"kind":"arxiv","id":"1810.01927","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01927","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01927v1","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01927","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"XKTQVN6UGXHP","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"XKTQVN6UGXHPAXSS","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"XKTQVN6U","created_at":"2026-05-18T12:33:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:XKTQVN6UGXHPAXSSHGGAUTHDG3","target":"record","payload":{"canonical_record":{"source":{"id":"1810.01927","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-10-03T19:36:18Z","cross_cats_sorted":[],"title_canon_sha256":"8772d69b89d849d83937580c97db28ff3d02f1293271628cebf2dbb189118246","abstract_canon_sha256":"96f061c8337f65935638c2ad1358d0cbcb05249abf29a6229bfa98a1bfab90ed"},"schema_version":"1.0"},"canonical_sha256":"baa70ab7d435cef05e52398c0a4ce336f6c117456c1db75f9506bb36ccb0eb07","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:06.934086Z","signature_b64":"vnKBbstlKTH0sfJYR44DRxGaw8TNhHf9dD066ULA9s8owxH7mg3swEfTr5taIOhuhDW55BwnoINmgFYp4DLwAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"baa70ab7d435cef05e52398c0a4ce336f6c117456c1db75f9506bb36ccb0eb07","last_reissued_at":"2026-05-18T00:04:06.933465Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:06.933465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.01927","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":"2026-05-18T00:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1lLVbK25R6pPcyC1m8RGEVyxa465QLu7UgRh3FH++2RIZuRYYQ308OewptVouLmzjGJvUnU6coJCBK6KKcjKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:49:36.781131Z"},"content_sha256":"5a8b78cacbd6e69eec55f1137e766e6445b583295941959e7044b9858083fab4","schema_version":"1.0","event_id":"sha256:5a8b78cacbd6e69eec55f1137e766e6445b583295941959e7044b9858083fab4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:XKTQVN6UGXHPAXSSHGGAUTHDG3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Lattice QCD study of the $\\rho$ resonance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Andrew Pochinsky, Constantia Alexandrou, Gumaro Rendon, John W. Negele, Luka Leskovec, Marcus Petschlies, Sergey Syritsyn, Srijit Paul, Stefan Meinel","submitted_at":"2018-10-03T19:36:18Z","abstract_excerpt":"We present a lattice QCD study of the $\\rho$ resonance with $N_f=2+1$ clover fermions at a pion mass of approximately $320$ MeV and lattice size $3.6$ fm. We consider two processes involving the $\\rho$. The first process is elastic scattering of two pions in P-wave with isospin $1$. Using the L\\\"uscher method we determine the scattering phase shift, from which we obtain the $\\rho$ resonance mass and decay width $\\Gamma(\\rho\\to\\pi\\pi)$. The second process is the radiative transition $\\pi\\gamma\\to\\pi\\pi$, where we follow the Brice\\~no-Hansen-Walker-Loud approach to determine the transition ampli"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01927","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":"2026-05-18T00:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L2mV9txdpdpWJQ0UfN5ECsT/aKUY6Ul/Phmr/Ow9y8x2I2zT3dipAE2EEnoJ+u3kmypT3O4N0aCFRGH6Cr5EAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:49:36.781830Z"},"content_sha256":"99b1454dd483ef545c4db5e10e1c8bffd43923b3e163b2c1c97b00039d65412f","schema_version":"1.0","event_id":"sha256:99b1454dd483ef545c4db5e10e1c8bffd43923b3e163b2c1c97b00039d65412f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/bundle.json","state_url":"https://pith.science/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/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":"2026-05-25T15:49:36Z","links":{"resolver":"https://pith.science/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3","bundle":"https://pith.science/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/bundle.json","state":"https://pith.science/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XKTQVN6UGXHPAXSSHGGAUTHDG3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:XKTQVN6UGXHPAXSSHGGAUTHDG3","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":"96f061c8337f65935638c2ad1358d0cbcb05249abf29a6229bfa98a1bfab90ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-10-03T19:36:18Z","title_canon_sha256":"8772d69b89d849d83937580c97db28ff3d02f1293271628cebf2dbb189118246"},"schema_version":"1.0","source":{"id":"1810.01927","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.01927","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1810.01927v1","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01927","created_at":"2026-05-18T00:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"XKTQVN6UGXHP","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"XKTQVN6UGXHPAXSS","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"XKTQVN6U","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:99b1454dd483ef545c4db5e10e1c8bffd43923b3e163b2c1c97b00039d65412f","target":"graph","created_at":"2026-05-18T00:04:06Z","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 present a lattice QCD study of the $\\rho$ resonance with $N_f=2+1$ clover fermions at a pion mass of approximately $320$ MeV and lattice size $3.6$ fm. We consider two processes involving the $\\rho$. The first process is elastic scattering of two pions in P-wave with isospin $1$. Using the L\\\"uscher method we determine the scattering phase shift, from which we obtain the $\\rho$ resonance mass and decay width $\\Gamma(\\rho\\to\\pi\\pi)$. The second process is the radiative transition $\\pi\\gamma\\to\\pi\\pi$, where we follow the Brice\\~no-Hansen-Walker-Loud approach to determine the transition ampli","authors_text":"Andrew Pochinsky, Constantia Alexandrou, Gumaro Rendon, John W. Negele, Luka Leskovec, Marcus Petschlies, Sergey Syritsyn, Srijit Paul, Stefan Meinel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-10-03T19:36:18Z","title":"A Lattice QCD study of the $\\rho$ resonance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01927","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":"sha256:5a8b78cacbd6e69eec55f1137e766e6445b583295941959e7044b9858083fab4","target":"record","created_at":"2026-05-18T00:04:06Z","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":"96f061c8337f65935638c2ad1358d0cbcb05249abf29a6229bfa98a1bfab90ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2018-10-03T19:36:18Z","title_canon_sha256":"8772d69b89d849d83937580c97db28ff3d02f1293271628cebf2dbb189118246"},"schema_version":"1.0","source":{"id":"1810.01927","kind":"arxiv","version":1}},"canonical_sha256":"baa70ab7d435cef05e52398c0a4ce336f6c117456c1db75f9506bb36ccb0eb07","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"baa70ab7d435cef05e52398c0a4ce336f6c117456c1db75f9506bb36ccb0eb07","first_computed_at":"2026-05-18T00:04:06.933465Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:06.933465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vnKBbstlKTH0sfJYR44DRxGaw8TNhHf9dD066ULA9s8owxH7mg3swEfTr5taIOhuhDW55BwnoINmgFYp4DLwAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:06.934086Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.01927","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a8b78cacbd6e69eec55f1137e766e6445b583295941959e7044b9858083fab4","sha256:99b1454dd483ef545c4db5e10e1c8bffd43923b3e163b2c1c97b00039d65412f"],"state_sha256":"06ebbcfbdd30d9c6a05153d77c3aa06f0788c019b53a107b04c2637ccda108ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IuGJeEzA4cAP0jD9BNhy+GwgwGMPE7vcmhboUdqCLD6eyQBxKZUs2TAg6vMNBMsVrc4YwUJv0S9vRpPEiGreAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T15:49:36.789987Z","bundle_sha256":"82f2813300635cf7656c20da924af68ab5f74fd70fc0a6f984a289394cf882f5"}}