{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:WHUDYB7SBMNSVMXDV6YNIX55NH","short_pith_number":"pith:WHUDYB7S","canonical_record":{"source":{"id":"1501.00094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-12-31T08:58:51Z","cross_cats_sorted":[],"title_canon_sha256":"a241fd868635d4073cf0a38838b4b0588fb47ba091590dc91888590e0b1d44a5","abstract_canon_sha256":"f59a8c2537c6e7f6e560f3128cbe83a0f5367d185717e066d954157ee101bd2a"},"schema_version":"1.0"},"canonical_sha256":"b1e83c07f20b1b2ab2e3afb0d45fbd69cc1f11e29607dcaf4dce7df2ce17be85","source":{"kind":"arxiv","id":"1501.00094","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.00094","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"arxiv_version","alias_value":"1501.00094v1","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.00094","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"pith_short_12","alias_value":"WHUDYB7SBMNS","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WHUDYB7SBMNSVMXD","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WHUDYB7S","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:WHUDYB7SBMNSVMXDV6YNIX55NH","target":"record","payload":{"canonical_record":{"source":{"id":"1501.00094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-12-31T08:58:51Z","cross_cats_sorted":[],"title_canon_sha256":"a241fd868635d4073cf0a38838b4b0588fb47ba091590dc91888590e0b1d44a5","abstract_canon_sha256":"f59a8c2537c6e7f6e560f3128cbe83a0f5367d185717e066d954157ee101bd2a"},"schema_version":"1.0"},"canonical_sha256":"b1e83c07f20b1b2ab2e3afb0d45fbd69cc1f11e29607dcaf4dce7df2ce17be85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:10.172210Z","signature_b64":"HIxIgCjFITGH2cnMtYi7T1ADIkwg7xI9rhOtGHBqmyNrb0dvdNuhKXLhlHbQNArpQW3Fu5iANIsmoMJ0w0AmCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1e83c07f20b1b2ab2e3afb0d45fbd69cc1f11e29607dcaf4dce7df2ce17be85","last_reissued_at":"2026-05-18T02:30:10.171744Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:10.171744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.00094","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":"2026-05-18T02:30:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rUDMBCnQmC9bUo9xtCp5UqOzej8pnsTQYVFWWxqHTlM+9gcNaueZgvV6Hm9q8pATZpClOmhl/r4ubHXhfxkLBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T23:50:12.397623Z"},"content_sha256":"c4eea3f0cc2c95c05dffd2da19c953431a81755e901b5fbe18dd176737db89ba","schema_version":"1.0","event_id":"sha256:c4eea3f0cc2c95c05dffd2da19c953431a81755e901b5fbe18dd176737db89ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:WHUDYB7SBMNSVMXDV6YNIX55NH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The CLS 2+1 flavor simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Piotr Korcyl","submitted_at":"2014-12-31T08:58:51Z","abstract_excerpt":"We report on the status of large volume simulations with 2+1 dynamical fermions which are being performed by the CLS initiative. The algorithmic details include: open boundary conditions, twisted mass reweighting and RHMC, whereas the main feature of the simulation strategy is the approach to the physical point along a trajectory of constant trace of the mass matrix. We comment on the practical side of the above issues using as examples some of the newly generated ensembles, which presently cover lattice spacings between 0.05 fm and 0.11 fm and pion masses between 150 MeV and 415 MeV."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.00094","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":"2026-05-18T02:30:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cu2yb/IfhbbB1n6l4bKq7+2CvFUNv6sakHbPxkMruyOw4XFTLghKXmhDuI6l+4eoEfNsdQZUAyzlzhBqF9rhBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T23:50:12.398004Z"},"content_sha256":"516655a7882dc21b0842de2ca46b8ac77adfcb4460ec1cc6db2574ef2b2243bb","schema_version":"1.0","event_id":"sha256:516655a7882dc21b0842de2ca46b8ac77adfcb4460ec1cc6db2574ef2b2243bb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/bundle.json","state_url":"https://pith.science/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/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":"2026-05-24T23:50:12Z","links":{"resolver":"https://pith.science/pith/WHUDYB7SBMNSVMXDV6YNIX55NH","bundle":"https://pith.science/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/bundle.json","state":"https://pith.science/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WHUDYB7SBMNSVMXDV6YNIX55NH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:WHUDYB7SBMNSVMXDV6YNIX55NH","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":"f59a8c2537c6e7f6e560f3128cbe83a0f5367d185717e066d954157ee101bd2a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-12-31T08:58:51Z","title_canon_sha256":"a241fd868635d4073cf0a38838b4b0588fb47ba091590dc91888590e0b1d44a5"},"schema_version":"1.0","source":{"id":"1501.00094","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.00094","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"arxiv_version","alias_value":"1501.00094v1","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.00094","created_at":"2026-05-18T02:30:10Z"},{"alias_kind":"pith_short_12","alias_value":"WHUDYB7SBMNS","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"WHUDYB7SBMNSVMXD","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"WHUDYB7S","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:516655a7882dc21b0842de2ca46b8ac77adfcb4460ec1cc6db2574ef2b2243bb","target":"graph","created_at":"2026-05-18T02:30:10Z","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 report on the status of large volume simulations with 2+1 dynamical fermions which are being performed by the CLS initiative. The algorithmic details include: open boundary conditions, twisted mass reweighting and RHMC, whereas the main feature of the simulation strategy is the approach to the physical point along a trajectory of constant trace of the mass matrix. We comment on the practical side of the above issues using as examples some of the newly generated ensembles, which presently cover lattice spacings between 0.05 fm and 0.11 fm and pion masses between 150 MeV and 415 MeV.","authors_text":"Piotr Korcyl","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-12-31T08:58:51Z","title":"The CLS 2+1 flavor simulations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.00094","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:c4eea3f0cc2c95c05dffd2da19c953431a81755e901b5fbe18dd176737db89ba","target":"record","created_at":"2026-05-18T02:30:10Z","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":"f59a8c2537c6e7f6e560f3128cbe83a0f5367d185717e066d954157ee101bd2a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2014-12-31T08:58:51Z","title_canon_sha256":"a241fd868635d4073cf0a38838b4b0588fb47ba091590dc91888590e0b1d44a5"},"schema_version":"1.0","source":{"id":"1501.00094","kind":"arxiv","version":1}},"canonical_sha256":"b1e83c07f20b1b2ab2e3afb0d45fbd69cc1f11e29607dcaf4dce7df2ce17be85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b1e83c07f20b1b2ab2e3afb0d45fbd69cc1f11e29607dcaf4dce7df2ce17be85","first_computed_at":"2026-05-18T02:30:10.171744Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:10.171744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HIxIgCjFITGH2cnMtYi7T1ADIkwg7xI9rhOtGHBqmyNrb0dvdNuhKXLhlHbQNArpQW3Fu5iANIsmoMJ0w0AmCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:10.172210Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.00094","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c4eea3f0cc2c95c05dffd2da19c953431a81755e901b5fbe18dd176737db89ba","sha256:516655a7882dc21b0842de2ca46b8ac77adfcb4460ec1cc6db2574ef2b2243bb"],"state_sha256":"80288ee92cda92b073ab82b97370e867da6a3ffa520b4cecc5888e6097fafa9b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IuJEWbLy78v4AYG4PZWJKdXRamL+swThg0XLTnh61ogLWM94k6IRRoDJem/ryXNOINDI+WKuqSggkYJm5DiRDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T23:50:12.400681Z","bundle_sha256":"74120414d1d752d1662ade13bfe6503c0ba4d576688b4914178d732803ce0a95"}}