{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:VL2DL4WF6UXQIVNOJDJVU3WPRB","short_pith_number":"pith:VL2DL4WF","canonical_record":{"source":{"id":"1712.07808","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-21T06:29:06Z","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"title_canon_sha256":"25bb0ab65fe8c3de5dcbb739803e578d9884cfd6f247360d64d3f9b64f6aeea0","abstract_canon_sha256":"4981dfda9ae4220a39c3ca5d3e26f49ec1680d5de0e6c183037ba134539e2dbb"},"schema_version":"1.0"},"canonical_sha256":"aaf435f2c5f52f0455ae48d35a6ecf887815eef3e779367b9a99f2213c80a426","source":{"kind":"arxiv","id":"1712.07808","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.07808","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"arxiv_version","alias_value":"1712.07808v1","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.07808","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"pith_short_12","alias_value":"VL2DL4WF6UXQ","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VL2DL4WF6UXQIVNO","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VL2DL4WF","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:VL2DL4WF6UXQIVNOJDJVU3WPRB","target":"record","payload":{"canonical_record":{"source":{"id":"1712.07808","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-21T06:29:06Z","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"title_canon_sha256":"25bb0ab65fe8c3de5dcbb739803e578d9884cfd6f247360d64d3f9b64f6aeea0","abstract_canon_sha256":"4981dfda9ae4220a39c3ca5d3e26f49ec1680d5de0e6c183037ba134539e2dbb"},"schema_version":"1.0"},"canonical_sha256":"aaf435f2c5f52f0455ae48d35a6ecf887815eef3e779367b9a99f2213c80a426","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:28.291847Z","signature_b64":"+k99b/4y0hz8OtvKpZDbik4+NImqysUbeOfSI2NSurSKxPDjt3SGI7GYuPuM5LWkFFyOUx5CmNN2OoLpj2s1BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aaf435f2c5f52f0455ae48d35a6ecf887815eef3e779367b9a99f2213c80a426","last_reissued_at":"2026-05-18T00:23:28.291179Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:28.291179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.07808","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":"2026-05-18T00:23:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TZL1naNmAgcvRAcyZ9s9ESld/aTVt4JiCT0e/LkjTW3dtTV1jQbZ7Q2Ddt2450XzOZYBesI5ZBRNVvMcgnocDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:12:24.015147Z"},"content_sha256":"a5cc6a5bbd85499e6367d3e10b5720a17dbdb2bfbafa17441481b1a93cf168ba","schema_version":"1.0","event_id":"sha256:a5cc6a5bbd85499e6367d3e10b5720a17dbdb2bfbafa17441481b1a93cf168ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:VL2DL4WF6UXQIVNOJDJVU3WPRB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Berezinskii-Kosterlitz-Thouless transition in lattice Schwinger model with one flavor of Wilson fermion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","quant-ph"],"primary_cat":"hep-lat","authors_text":"Yoshinobu Kuramashi, Yuya Shimizu","submitted_at":"2017-12-21T06:29:06Z","abstract_excerpt":"We have made a detailed study of the phase structure for lattice Schwinger model with one flavor of Wilson fermion on the $(m,g)$ plane. For numerical investigation, we develop a decorated tensor renormalization method for lattice gauge theories with fermions incorporating the Grassmann tensor renormalization. Our algorithm manifestly preserves rotation and reflection symmetries. We find not only a parity-broken phase but also a Berezinskii-Kosterlitz-Thouless (BKT) transition by evaluating the central charge and an expectation value of a projection operator into the parity-odd subspace. The B"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.07808","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":"2026-05-18T00:23:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8h6BPYOMib0I/jbiIP2h8OhaZ+E1KmlDyuHoL1M21ICjf/d6KsXex/4XY0mPQfJFaZHc+T+XfBYE1TqBEAxLDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T21:12:24.015793Z"},"content_sha256":"066cb37b538088d0ed6a0454ae8081c6655b8042a3e75cd306e233c462b8a402","schema_version":"1.0","event_id":"sha256:066cb37b538088d0ed6a0454ae8081c6655b8042a3e75cd306e233c462b8a402"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/bundle.json","state_url":"https://pith.science/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/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":"2026-06-11T21:12:24Z","links":{"resolver":"https://pith.science/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB","bundle":"https://pith.science/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/bundle.json","state":"https://pith.science/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VL2DL4WF6UXQIVNOJDJVU3WPRB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:VL2DL4WF6UXQIVNOJDJVU3WPRB","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":"4981dfda9ae4220a39c3ca5d3e26f49ec1680d5de0e6c183037ba134539e2dbb","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-21T06:29:06Z","title_canon_sha256":"25bb0ab65fe8c3de5dcbb739803e578d9884cfd6f247360d64d3f9b64f6aeea0"},"schema_version":"1.0","source":{"id":"1712.07808","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.07808","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"arxiv_version","alias_value":"1712.07808v1","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.07808","created_at":"2026-05-18T00:23:28Z"},{"alias_kind":"pith_short_12","alias_value":"VL2DL4WF6UXQ","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"VL2DL4WF6UXQIVNO","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"VL2DL4WF","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:066cb37b538088d0ed6a0454ae8081c6655b8042a3e75cd306e233c462b8a402","target":"graph","created_at":"2026-05-18T00:23:28Z","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 have made a detailed study of the phase structure for lattice Schwinger model with one flavor of Wilson fermion on the $(m,g)$ plane. For numerical investigation, we develop a decorated tensor renormalization method for lattice gauge theories with fermions incorporating the Grassmann tensor renormalization. Our algorithm manifestly preserves rotation and reflection symmetries. We find not only a parity-broken phase but also a Berezinskii-Kosterlitz-Thouless (BKT) transition by evaluating the central charge and an expectation value of a projection operator into the parity-odd subspace. The B","authors_text":"Yoshinobu Kuramashi, Yuya Shimizu","cross_cats":["cond-mat.str-el","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-21T06:29:06Z","title":"Berezinskii-Kosterlitz-Thouless transition in lattice Schwinger model with one flavor of Wilson fermion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.07808","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:a5cc6a5bbd85499e6367d3e10b5720a17dbdb2bfbafa17441481b1a93cf168ba","target":"record","created_at":"2026-05-18T00:23:28Z","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":"4981dfda9ae4220a39c3ca5d3e26f49ec1680d5de0e6c183037ba134539e2dbb","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2017-12-21T06:29:06Z","title_canon_sha256":"25bb0ab65fe8c3de5dcbb739803e578d9884cfd6f247360d64d3f9b64f6aeea0"},"schema_version":"1.0","source":{"id":"1712.07808","kind":"arxiv","version":1}},"canonical_sha256":"aaf435f2c5f52f0455ae48d35a6ecf887815eef3e779367b9a99f2213c80a426","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aaf435f2c5f52f0455ae48d35a6ecf887815eef3e779367b9a99f2213c80a426","first_computed_at":"2026-05-18T00:23:28.291179Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:28.291179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+k99b/4y0hz8OtvKpZDbik4+NImqysUbeOfSI2NSurSKxPDjt3SGI7GYuPuM5LWkFFyOUx5CmNN2OoLpj2s1BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:28.291847Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.07808","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a5cc6a5bbd85499e6367d3e10b5720a17dbdb2bfbafa17441481b1a93cf168ba","sha256:066cb37b538088d0ed6a0454ae8081c6655b8042a3e75cd306e233c462b8a402"],"state_sha256":"bbc679bda7e085c52e2c28b2240582ab370df5346bd1f330b961a8b43c0f81fd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E7q7/gbx3ASBpEHqJZmsnOL9D7/sPAkZDDeEjlHnDW+uKYI3nXPCCSMlDN4BwVUEAW5/8A5S/9OARnN1GQdkCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T21:12:24.019428Z","bundle_sha256":"2a52aaecc58bb1e61dc4ef880008883323a43e38f2e3b010ec6cd919a5295be4"}}