{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:YJMT65VJ4CS2YR7QFI3BQAT63U","short_pith_number":"pith:YJMT65VJ","canonical_record":{"source":{"id":"1304.5198","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-18T17:36:21Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"e79de48b7e32b0b167171ac8497aa00b43f7df7d8041270d32664c696c5e5945","abstract_canon_sha256":"3f6b2ebbda9c02a7014b1742e5a0c9ee3fea809684577157c08ac441c6dc5c8a"},"schema_version":"1.0"},"canonical_sha256":"c2593f76a9e0a5ac47f02a3618027edd10ffc373c45703b4c22c42e72d0df34b","source":{"kind":"arxiv","id":"1304.5198","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5198","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5198v1","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5198","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"pith_short_12","alias_value":"YJMT65VJ4CS2","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"YJMT65VJ4CS2YR7Q","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"YJMT65VJ","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:YJMT65VJ4CS2YR7QFI3BQAT63U","target":"record","payload":{"canonical_record":{"source":{"id":"1304.5198","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-18T17:36:21Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"e79de48b7e32b0b167171ac8497aa00b43f7df7d8041270d32664c696c5e5945","abstract_canon_sha256":"3f6b2ebbda9c02a7014b1742e5a0c9ee3fea809684577157c08ac441c6dc5c8a"},"schema_version":"1.0"},"canonical_sha256":"c2593f76a9e0a5ac47f02a3618027edd10ffc373c45703b4c22c42e72d0df34b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:31.020240Z","signature_b64":"8+WWu9Y/kSxlxlMHKHBCdTypZVJw1yiREvkxC+9qD/PJV9KiRLvgZZmXMJMZXfuoeUPpsuIMV07ZTwtZABI8DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2593f76a9e0a5ac47f02a3618027edd10ffc373c45703b4c22c42e72d0df34b","last_reissued_at":"2026-05-18T01:50:31.019712Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:31.019712Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.5198","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":"2026-05-18T01:50:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8QDMDJxkWgdt58R+6MFVsFw7B6PIPf8QxaNAHHDS2h060bHQ6mOXKQAgA4hPxvyz/2Bbb5cFMyoQcsUVz+BfDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:50:06.869728Z"},"content_sha256":"da562b2166a77d95d1cd0857f06faa21483ff0e5e5d0d70617b33192ff98615f","schema_version":"1.0","event_id":"sha256:da562b2166a77d95d1cd0857f06faa21483ff0e5e5d0d70617b33192ff98615f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:YJMT65VJ4CS2YR7QFI3BQAT63U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spectral Analysis by the Method of Consistent Constraints","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Boris Svistunov, Nikolay Prokof'ev","submitted_at":"2013-04-18T17:36:21Z","abstract_excerpt":"Two major challenges of numeric analytic continuation---restoring the spectral density, $s(\\omega)$, from the corresponding Matsubara correlator, $g(\\tau)$---are (i) producing the most smooth/featureless answer for $s(\\omega)$ without compromising the error bars on $g(\\tau)$ and (ii) quantifying possible deviations of the produced result from the actual answer. We introduce the method of consistent constraints that solves both problems."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5198","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":"2026-05-18T01:50:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SwX6520LfmvK/EBgsOEAKj6h1qi91waIgR8j7/KNp+b1iOfhlb/1NC9NpQQ+xTRlK+L9Erj+H9tUY1NoW6W2DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:50:06.870082Z"},"content_sha256":"fd53b5ae6edb2a856b3b4dd2a6ab4747079a92d95dbacf4f0187f80d9598b740","schema_version":"1.0","event_id":"sha256:fd53b5ae6edb2a856b3b4dd2a6ab4747079a92d95dbacf4f0187f80d9598b740"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/bundle.json","state_url":"https://pith.science/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/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":"2026-05-28T16:50:06Z","links":{"resolver":"https://pith.science/pith/YJMT65VJ4CS2YR7QFI3BQAT63U","bundle":"https://pith.science/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/bundle.json","state":"https://pith.science/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YJMT65VJ4CS2YR7QFI3BQAT63U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:YJMT65VJ4CS2YR7QFI3BQAT63U","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":"3f6b2ebbda9c02a7014b1742e5a0c9ee3fea809684577157c08ac441c6dc5c8a","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-18T17:36:21Z","title_canon_sha256":"e79de48b7e32b0b167171ac8497aa00b43f7df7d8041270d32664c696c5e5945"},"schema_version":"1.0","source":{"id":"1304.5198","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5198","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5198v1","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5198","created_at":"2026-05-18T01:50:31Z"},{"alias_kind":"pith_short_12","alias_value":"YJMT65VJ4CS2","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"YJMT65VJ4CS2YR7Q","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"YJMT65VJ","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:fd53b5ae6edb2a856b3b4dd2a6ab4747079a92d95dbacf4f0187f80d9598b740","target":"graph","created_at":"2026-05-18T01:50:31Z","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":"Two major challenges of numeric analytic continuation---restoring the spectral density, $s(\\omega)$, from the corresponding Matsubara correlator, $g(\\tau)$---are (i) producing the most smooth/featureless answer for $s(\\omega)$ without compromising the error bars on $g(\\tau)$ and (ii) quantifying possible deviations of the produced result from the actual answer. We introduce the method of consistent constraints that solves both problems.","authors_text":"Boris Svistunov, Nikolay Prokof'ev","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-18T17:36:21Z","title":"Spectral Analysis by the Method of Consistent Constraints"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5198","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:da562b2166a77d95d1cd0857f06faa21483ff0e5e5d0d70617b33192ff98615f","target":"record","created_at":"2026-05-18T01:50:31Z","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":"3f6b2ebbda9c02a7014b1742e5a0c9ee3fea809684577157c08ac441c6dc5c8a","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-18T17:36:21Z","title_canon_sha256":"e79de48b7e32b0b167171ac8497aa00b43f7df7d8041270d32664c696c5e5945"},"schema_version":"1.0","source":{"id":"1304.5198","kind":"arxiv","version":1}},"canonical_sha256":"c2593f76a9e0a5ac47f02a3618027edd10ffc373c45703b4c22c42e72d0df34b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c2593f76a9e0a5ac47f02a3618027edd10ffc373c45703b4c22c42e72d0df34b","first_computed_at":"2026-05-18T01:50:31.019712Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:31.019712Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8+WWu9Y/kSxlxlMHKHBCdTypZVJw1yiREvkxC+9qD/PJV9KiRLvgZZmXMJMZXfuoeUPpsuIMV07ZTwtZABI8DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:31.020240Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.5198","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da562b2166a77d95d1cd0857f06faa21483ff0e5e5d0d70617b33192ff98615f","sha256:fd53b5ae6edb2a856b3b4dd2a6ab4747079a92d95dbacf4f0187f80d9598b740"],"state_sha256":"48987e8dd5ce28c22589fdcf3da19b84fa692edebdd4f746001b14c2e7c2e7b0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lJNWzUGA+476Z5qbnI/NOGvIy5Q1XRKDb0yxXbJ4VO0Rh8N21sDKX1KvEJjGU9S5iZh7DlCq2p5Lvs/9dmT1Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:50:06.873369Z","bundle_sha256":"b74db119fdfb8cb3be7407318567fb295f6f8fde44eb046018dce13947f94def"}}