{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:BAGI4KO34K43MX3OUHU5WU2AZ2","short_pith_number":"pith:BAGI4KO3","canonical_record":{"source":{"id":"hep-lat/0009014","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2000-09-12T15:25:41Z","cross_cats_sorted":[],"title_canon_sha256":"e21c88f772a09b12c542241d79204fc2d727626a729a09ac3a9ec154d78d515b","abstract_canon_sha256":"82f6b97bc247bc124180a283c4c1b4bb1c2e8fc1e15d6be279c2aa477ea4aa71"},"schema_version":"1.0"},"canonical_sha256":"080c8e29dbe2b9b65f6ea1e9db5340ceabe866bc749dd75164c23c83f59f3a8e","source":{"kind":"arxiv","id":"hep-lat/0009014","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0009014","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0009014v1","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0009014","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"pith_short_12","alias_value":"BAGI4KO34K43","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"BAGI4KO34K43MX3O","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"BAGI4KO3","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:BAGI4KO34K43MX3OUHU5WU2AZ2","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0009014","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2000-09-12T15:25:41Z","cross_cats_sorted":[],"title_canon_sha256":"e21c88f772a09b12c542241d79204fc2d727626a729a09ac3a9ec154d78d515b","abstract_canon_sha256":"82f6b97bc247bc124180a283c4c1b4bb1c2e8fc1e15d6be279c2aa477ea4aa71"},"schema_version":"1.0"},"canonical_sha256":"080c8e29dbe2b9b65f6ea1e9db5340ceabe866bc749dd75164c23c83f59f3a8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:15.949390Z","signature_b64":"Y8lPgan3/Nj27Tk/fH+977VHXBJMl+lWUIWY/WtQzEquG5VJOsqMnHWl/aaSaIXoLeTchnTUibphbo39nJrpBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"080c8e29dbe2b9b65f6ea1e9db5340ceabe866bc749dd75164c23c83f59f3a8e","last_reissued_at":"2026-05-18T00:37:15.948670Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:15.948670Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0009014","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":"2026-05-18T00:37:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D6uNXAlcIA2DaLoUJmmEfeYCAuFSC6HpNxbPYT/yvAgwKSJjP06MLEFI9djcTXy8Srzb/X3wVOQ8xCMnAWZZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:54:22.260140Z"},"content_sha256":"4870731f3cbfe6e823904577dcc1a2be1d9d8f3f6653c23df78150b95f4eddbe","schema_version":"1.0","event_id":"sha256:4870731f3cbfe6e823904577dcc1a2be1d9d8f3f6653c23df78150b95f4eddbe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:BAGI4KO34K43MX3OUHU5WU2AZ2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exact topological density in the lattice Skyrme model","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Alec Schramm, Benjamin Svetitsky","submitted_at":"2000-09-12T15:25:41Z","abstract_excerpt":"We propose using the Skyrme model on a lattice as an effective field theory of meson-baryon interactions. To this end we construct a local topological density that involves the volumes of tetrahedra in the target space S^3 and we make use of Coxeter's formula for the Schlafli function to implement it. We calculate the mean-square radius of a skyrmion in the three-dimensional Skyrme model, and find some surprises."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0009014","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":"2026-05-18T00:37:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KyeDt2xBPqSZj6bhyyoLHTICkbWfjjAQXQ6s2mOPAdlGR76RuOFWLPrL1H13IuIlIpDSkrz/nOLoE89XaO9/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:54:22.260505Z"},"content_sha256":"59cfeec1c48ba66166bca5e7984a22deaf5b99b08acb66f5d093c93a7a6aee50","schema_version":"1.0","event_id":"sha256:59cfeec1c48ba66166bca5e7984a22deaf5b99b08acb66f5d093c93a7a6aee50"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/bundle.json","state_url":"https://pith.science/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/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":"2026-05-19T11:54:22Z","links":{"resolver":"https://pith.science/pith/BAGI4KO34K43MX3OUHU5WU2AZ2","bundle":"https://pith.science/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/bundle.json","state":"https://pith.science/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BAGI4KO34K43MX3OUHU5WU2AZ2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:BAGI4KO34K43MX3OUHU5WU2AZ2","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":"82f6b97bc247bc124180a283c4c1b4bb1c2e8fc1e15d6be279c2aa477ea4aa71","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2000-09-12T15:25:41Z","title_canon_sha256":"e21c88f772a09b12c542241d79204fc2d727626a729a09ac3a9ec154d78d515b"},"schema_version":"1.0","source":{"id":"hep-lat/0009014","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0009014","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0009014v1","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0009014","created_at":"2026-05-18T00:37:15Z"},{"alias_kind":"pith_short_12","alias_value":"BAGI4KO34K43","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"BAGI4KO34K43MX3O","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"BAGI4KO3","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:59cfeec1c48ba66166bca5e7984a22deaf5b99b08acb66f5d093c93a7a6aee50","target":"graph","created_at":"2026-05-18T00:37:15Z","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 propose using the Skyrme model on a lattice as an effective field theory of meson-baryon interactions. To this end we construct a local topological density that involves the volumes of tetrahedra in the target space S^3 and we make use of Coxeter's formula for the Schlafli function to implement it. We calculate the mean-square radius of a skyrmion in the three-dimensional Skyrme model, and find some surprises.","authors_text":"Alec Schramm, Benjamin Svetitsky","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2000-09-12T15:25:41Z","title":"Exact topological density in the lattice Skyrme model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0009014","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":"sha256:4870731f3cbfe6e823904577dcc1a2be1d9d8f3f6653c23df78150b95f4eddbe","target":"record","created_at":"2026-05-18T00:37:15Z","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":"82f6b97bc247bc124180a283c4c1b4bb1c2e8fc1e15d6be279c2aa477ea4aa71","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2000-09-12T15:25:41Z","title_canon_sha256":"e21c88f772a09b12c542241d79204fc2d727626a729a09ac3a9ec154d78d515b"},"schema_version":"1.0","source":{"id":"hep-lat/0009014","kind":"arxiv","version":1}},"canonical_sha256":"080c8e29dbe2b9b65f6ea1e9db5340ceabe866bc749dd75164c23c83f59f3a8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"080c8e29dbe2b9b65f6ea1e9db5340ceabe866bc749dd75164c23c83f59f3a8e","first_computed_at":"2026-05-18T00:37:15.948670Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:15.948670Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y8lPgan3/Nj27Tk/fH+977VHXBJMl+lWUIWY/WtQzEquG5VJOsqMnHWl/aaSaIXoLeTchnTUibphbo39nJrpBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:15.949390Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0009014","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4870731f3cbfe6e823904577dcc1a2be1d9d8f3f6653c23df78150b95f4eddbe","sha256:59cfeec1c48ba66166bca5e7984a22deaf5b99b08acb66f5d093c93a7a6aee50"],"state_sha256":"e019c5ba470783f083dfc879824bec4517cf6369aa7ba095ddb4313d87cdae50"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"haIimU4CeejglCqzEY++93TAIC1Lan4QTOTWULEowLoxz10gxqe7s6CLjlmq3bnUcSYIh+LIRUFiGWiADwx0DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T11:54:22.262112Z","bundle_sha256":"17269ca4c07d84a8d197b8fe14a0d13159618541f07ac4b20f962f0bf2cedbcb"}}