{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:HK6C7UBKEYVB54KXIFSJPQB2WB","short_pith_number":"pith:HK6C7UBK","canonical_record":{"source":{"id":"2209.02254","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-09-06T07:03:43Z","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"title_canon_sha256":"ce8ed5dffc92551add53866d1252227afc4f417a9711158147c5f95ee9ec526b","abstract_canon_sha256":"999dfb1d0f6f4cd9dc2e22123694b8c836090381e7eed1bea1e7bd55a0e13e93"},"schema_version":"1.0"},"canonical_sha256":"3abc2fd02a262a1ef157416497c03ab060521ce0db23d725fe9a27ac7bd2aa50","source":{"kind":"arxiv","id":"2209.02254","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.02254","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"arxiv_version","alias_value":"2209.02254v2","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.02254","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_12","alias_value":"HK6C7UBKEYVB","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_16","alias_value":"HK6C7UBKEYVB54KX","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_8","alias_value":"HK6C7UBK","created_at":"2026-07-05T05:48:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:HK6C7UBKEYVB54KXIFSJPQB2WB","target":"record","payload":{"canonical_record":{"source":{"id":"2209.02254","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-09-06T07:03:43Z","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"title_canon_sha256":"ce8ed5dffc92551add53866d1252227afc4f417a9711158147c5f95ee9ec526b","abstract_canon_sha256":"999dfb1d0f6f4cd9dc2e22123694b8c836090381e7eed1bea1e7bd55a0e13e93"},"schema_version":"1.0"},"canonical_sha256":"3abc2fd02a262a1ef157416497c03ab060521ce0db23d725fe9a27ac7bd2aa50","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:48:38.076890Z","signature_b64":"VaztGxHAq/3kArX1pXV3snCSLXWmQKouMC81/gKWGOOByyoXG3KplzLl3Adpj4kXT+1xCsoqrTZmtOQx+Om4AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3abc2fd02a262a1ef157416497c03ab060521ce0db23d725fe9a27ac7bd2aa50","last_reissued_at":"2026-07-05T05:48:38.076527Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:48:38.076527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2209.02254","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:48:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nV1RuljoaoCjO5RNC7YVLNjmm6QQ2KV+k9axcKWQI8ipC/3IboXQIU8V4h6JQaDuA0V2StCaQv9gqQwUi3OsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:05:07.633906Z"},"content_sha256":"41e794a15ed4080d66b600f33401f0ea9dd0f80c6167efd1430e3e16950cb687","schema_version":"1.0","event_id":"sha256:41e794a15ed4080d66b600f33401f0ea9dd0f80c6167efd1430e3e16950cb687"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:HK6C7UBKEYVB54KXIFSJPQB2WB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Physical insights from imaginary-time density--density correlation functions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","quant-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Jan Vorberger, Maximilian B\\\"ohme, Panagiotis Tolias, Tobias Dornheim, Zhandos Moldabekov","submitted_at":"2022-09-06T07:03:43Z","abstract_excerpt":"The accurate theoretical description of the dynamic properties of correlated quantum many-body systems such as the dynamic structure factor $S(\\mathbf{q},\\omega)$ constitutes an important task in many fields. Unfortunately, highly accurate quantum Monte Carlo methods are usually restricted to the imaginary time domain, and the analytic continuation of the imaginary time density--density correlation function $F(\\mathbf{q},\\tau)$ to real frequencies is a notoriously hard problem. In this work, we argue that no such analytic continuation is required as $F(\\mathbf{q},\\tau)$ contains, by definition"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.02254","kind":"arxiv","version":2},"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/2209.02254/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":"2026-07-05T05:48:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TzJjjT11HSgILIPv2I/T1OB3xc2v2OXsT8L4vXd3MZSeqpAQvfZyeTu+ta3ukhixVqn72C1B+Srcu7HvIMK0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:05:07.635059Z"},"content_sha256":"dd45abf203e47bbf2de8369deb56a9e22e06518817d1c55ba02f6256afb98b08","schema_version":"1.0","event_id":"sha256:dd45abf203e47bbf2de8369deb56a9e22e06518817d1c55ba02f6256afb98b08"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/bundle.json","state_url":"https://pith.science/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/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":"2026-08-07T09:05:07Z","links":{"resolver":"https://pith.science/pith/HK6C7UBKEYVB54KXIFSJPQB2WB","bundle":"https://pith.science/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/bundle.json","state":"https://pith.science/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HK6C7UBKEYVB54KXIFSJPQB2WB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:HK6C7UBKEYVB54KXIFSJPQB2WB","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":"999dfb1d0f6f4cd9dc2e22123694b8c836090381e7eed1bea1e7bd55a0e13e93","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-09-06T07:03:43Z","title_canon_sha256":"ce8ed5dffc92551add53866d1252227afc4f417a9711158147c5f95ee9ec526b"},"schema_version":"1.0","source":{"id":"2209.02254","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.02254","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"arxiv_version","alias_value":"2209.02254v2","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.02254","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_12","alias_value":"HK6C7UBKEYVB","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_16","alias_value":"HK6C7UBKEYVB54KX","created_at":"2026-07-05T05:48:38Z"},{"alias_kind":"pith_short_8","alias_value":"HK6C7UBK","created_at":"2026-07-05T05:48:38Z"}],"graph_snapshots":[{"event_id":"sha256:dd45abf203e47bbf2de8369deb56a9e22e06518817d1c55ba02f6256afb98b08","target":"graph","created_at":"2026-07-05T05:48:38Z","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/2209.02254/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The accurate theoretical description of the dynamic properties of correlated quantum many-body systems such as the dynamic structure factor $S(\\mathbf{q},\\omega)$ constitutes an important task in many fields. Unfortunately, highly accurate quantum Monte Carlo methods are usually restricted to the imaginary time domain, and the analytic continuation of the imaginary time density--density correlation function $F(\\mathbf{q},\\tau)$ to real frequencies is a notoriously hard problem. In this work, we argue that no such analytic continuation is required as $F(\\mathbf{q},\\tau)$ contains, by definition","authors_text":"Jan Vorberger, Maximilian B\\\"ohme, Panagiotis Tolias, Tobias Dornheim, Zhandos Moldabekov","cross_cats":["cond-mat.str-el","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-09-06T07:03:43Z","title":"Physical insights from imaginary-time density--density correlation functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.02254","kind":"arxiv","version":2},"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":"sha256:41e794a15ed4080d66b600f33401f0ea9dd0f80c6167efd1430e3e16950cb687","target":"record","created_at":"2026-07-05T05:48:38Z","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":"999dfb1d0f6f4cd9dc2e22123694b8c836090381e7eed1bea1e7bd55a0e13e93","cross_cats_sorted":["cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-09-06T07:03:43Z","title_canon_sha256":"ce8ed5dffc92551add53866d1252227afc4f417a9711158147c5f95ee9ec526b"},"schema_version":"1.0","source":{"id":"2209.02254","kind":"arxiv","version":2}},"canonical_sha256":"3abc2fd02a262a1ef157416497c03ab060521ce0db23d725fe9a27ac7bd2aa50","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3abc2fd02a262a1ef157416497c03ab060521ce0db23d725fe9a27ac7bd2aa50","first_computed_at":"2026-07-05T05:48:38.076527Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:48:38.076527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VaztGxHAq/3kArX1pXV3snCSLXWmQKouMC81/gKWGOOByyoXG3KplzLl3Adpj4kXT+1xCsoqrTZmtOQx+Om4AA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:48:38.076890Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.02254","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41e794a15ed4080d66b600f33401f0ea9dd0f80c6167efd1430e3e16950cb687","sha256:dd45abf203e47bbf2de8369deb56a9e22e06518817d1c55ba02f6256afb98b08"],"state_sha256":"8675998aae85b4bdb958ca0c7ff46f1cec2ac8df3da8b045cbcda7f5759c3cca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HEaXUY42dpS3UICgezwkAuP+8JsAnsp1JjD3tSE7zTiOgvstcoD2pc4UpEOdSXylmWQOmdcezmN3+daIbOgxDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T09:05:07.642366Z","bundle_sha256":"897ef848bf64306272dcdb663f5bbb4ed33b4f0c5fe5e9367328b0913310e52f"}}