{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ","short_pith_number":"pith:LJ6ZQNB2","canonical_record":{"source":{"id":"hep-lat/0506013","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2005-06-10T18:16:17Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"50da27ddc10021b0ef8f05d228517b4e2e8d6ed5860f4e8d4c90a88b846d7de5","abstract_canon_sha256":"bf61d002abaaa484a7ef43a5f417ded4715959083585d19c260defcee6a6c3b7"},"schema_version":"1.0"},"canonical_sha256":"5a7d98343a418a7bf73d6a487c1e7d1641e12a25a37b613bb6d739a33df19035","source":{"kind":"arxiv","id":"hep-lat/0506013","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0506013","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0506013v3","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0506013","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_12","alias_value":"LJ6ZQNB2IGFH","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_16","alias_value":"LJ6ZQNB2IGFHX5Z5","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_8","alias_value":"LJ6ZQNB2","created_at":"2026-07-04T15:22:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0506013","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2005-06-10T18:16:17Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"50da27ddc10021b0ef8f05d228517b4e2e8d6ed5860f4e8d4c90a88b846d7de5","abstract_canon_sha256":"bf61d002abaaa484a7ef43a5f417ded4715959083585d19c260defcee6a6c3b7"},"schema_version":"1.0"},"canonical_sha256":"5a7d98343a418a7bf73d6a487c1e7d1641e12a25a37b613bb6d739a33df19035","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:22:24.406712Z","signature_b64":"4iLWqvGO8qbuqhvgjL5kKtfo4vQtHaiSbh1DQNMaZqSJqhZ0DTe27ZVS0+xP6dB4hH/zBCMJs/f2tUZxXePOBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a7d98343a418a7bf73d6a487c1e7d1641e12a25a37b613bb6d739a33df19035","last_reissued_at":"2026-07-04T15:22:24.406321Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:22:24.406321Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0506013","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:22:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KIGLqvBM0tUE8MoMAr2Zdiim7jlQCPTkrqxe+bIiFLNU8n6gxGpPE9Me5TZgNYOCzicmlKPkdE4/sLNYXpYFBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T02:16:12.756475Z"},"content_sha256":"812aa2bde6a45df562076b9d2246cfd878b8a9c6b6a173a7baf4707e0919e247","schema_version":"1.0","event_id":"sha256:812aa2bde6a45df562076b9d2246cfd878b8a9c6b6a173a7baf4707e0919e247"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"I=2 pi-pi Scattering from Fully-Dynamical Mixed-Action Lattice QCD","license":"","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Kostas Orginos, Martin J. Savage, Paulo F. Bedaque, Silas R. Beane","submitted_at":"2005-06-10T18:16:17Z","abstract_excerpt":"We compute the I=2 pi-pi scattering length at pion masses of m_pi ~ 294, 348 and 484 MeV in fully-dynamical lattice QCD using Luscher's finite-volume method. The calculation is performed with domain-wall valence-quark propagators on asqtad-improved MILC configurations with staggered sea quarks at a single lattice spacing, b ~ 0.125 fm. Chiral perturbation theory is used to perform the extrapolation of the scattering length from lattice quark masses down to the physical value, and we find m_pi a_2 = -0.0426 +- 0.0006 +- 0.0003 +- 0.0018, in good agreement with experiment. The I=2 pi-pi scatteri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0506013","kind":"arxiv","version":3},"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/hep-lat/0506013/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":"2026-07-04T15:22:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LP25+FmgLhGcQ1EAvtayGI+L83G7e9cD+RUHuVSdWO4Q2l57vKuHqjG5p9o1VRsKakr5dw/Z3DAXQjo+1cskAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T02:16:12.756855Z"},"content_sha256":"f07f6729f7bc580527e077cc3e7f750227609c6cfd2a02c7bd8ff450bbd50837","schema_version":"1.0","event_id":"sha256:f07f6729f7bc580527e077cc3e7f750227609c6cfd2a02c7bd8ff450bbd50837"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/bundle.json","state_url":"https://pith.science/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/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":"2026-07-17T02:16:12Z","links":{"resolver":"https://pith.science/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ","bundle":"https://pith.science/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/bundle.json","state":"https://pith.science/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:LJ6ZQNB2IGFHX5Z5NJEHYHT5CZ","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":"bf61d002abaaa484a7ef43a5f417ded4715959083585d19c260defcee6a6c3b7","cross_cats_sorted":["hep-ph","nucl-th"],"license":"","primary_cat":"hep-lat","submitted_at":"2005-06-10T18:16:17Z","title_canon_sha256":"50da27ddc10021b0ef8f05d228517b4e2e8d6ed5860f4e8d4c90a88b846d7de5"},"schema_version":"1.0","source":{"id":"hep-lat/0506013","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0506013","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0506013v3","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0506013","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_12","alias_value":"LJ6ZQNB2IGFH","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_16","alias_value":"LJ6ZQNB2IGFHX5Z5","created_at":"2026-07-04T15:22:24Z"},{"alias_kind":"pith_short_8","alias_value":"LJ6ZQNB2","created_at":"2026-07-04T15:22:24Z"}],"graph_snapshots":[{"event_id":"sha256:f07f6729f7bc580527e077cc3e7f750227609c6cfd2a02c7bd8ff450bbd50837","target":"graph","created_at":"2026-07-04T15:22:24Z","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/hep-lat/0506013/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We compute the I=2 pi-pi scattering length at pion masses of m_pi ~ 294, 348 and 484 MeV in fully-dynamical lattice QCD using Luscher's finite-volume method. The calculation is performed with domain-wall valence-quark propagators on asqtad-improved MILC configurations with staggered sea quarks at a single lattice spacing, b ~ 0.125 fm. Chiral perturbation theory is used to perform the extrapolation of the scattering length from lattice quark masses down to the physical value, and we find m_pi a_2 = -0.0426 +- 0.0006 +- 0.0003 +- 0.0018, in good agreement with experiment. The I=2 pi-pi scatteri","authors_text":"Kostas Orginos, Martin J. Savage, Paulo F. Bedaque, Silas R. Beane","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2005-06-10T18:16:17Z","title":"I=2 pi-pi Scattering from Fully-Dynamical Mixed-Action Lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0506013","kind":"arxiv","version":3},"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":"sha256:812aa2bde6a45df562076b9d2246cfd878b8a9c6b6a173a7baf4707e0919e247","target":"record","created_at":"2026-07-04T15:22:24Z","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":"bf61d002abaaa484a7ef43a5f417ded4715959083585d19c260defcee6a6c3b7","cross_cats_sorted":["hep-ph","nucl-th"],"license":"","primary_cat":"hep-lat","submitted_at":"2005-06-10T18:16:17Z","title_canon_sha256":"50da27ddc10021b0ef8f05d228517b4e2e8d6ed5860f4e8d4c90a88b846d7de5"},"schema_version":"1.0","source":{"id":"hep-lat/0506013","kind":"arxiv","version":3}},"canonical_sha256":"5a7d98343a418a7bf73d6a487c1e7d1641e12a25a37b613bb6d739a33df19035","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a7d98343a418a7bf73d6a487c1e7d1641e12a25a37b613bb6d739a33df19035","first_computed_at":"2026-07-04T15:22:24.406321Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:22:24.406321Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4iLWqvGO8qbuqhvgjL5kKtfo4vQtHaiSbh1DQNMaZqSJqhZ0DTe27ZVS0+xP6dB4hH/zBCMJs/f2tUZxXePOBA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:22:24.406712Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0506013","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:812aa2bde6a45df562076b9d2246cfd878b8a9c6b6a173a7baf4707e0919e247","sha256:f07f6729f7bc580527e077cc3e7f750227609c6cfd2a02c7bd8ff450bbd50837"],"state_sha256":"c5e34a1f31ccb439786ee1fc76c638cbf16638004c3ca3d26e7fe0fc35f755bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jLCmGIZwXNj+fjxGY0sHW1SPWbxk9NBAID+oYGyDP5QKZVkzv3w/CuczeiO2Zv4mSxpEyHgxVgdgZxHzSeUeCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-17T02:16:12.758915Z","bundle_sha256":"ed86992c8317432786e42f1336770c47983aef176e9b4d504680a3e9d0a072fc"}}