{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:WINWRSWOHJ4U2Q3M3QDLK44KW2","short_pith_number":"pith:WINWRSWO","canonical_record":{"source":{"id":"2605.22584","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2026-05-21T14:55:39Z","cross_cats_sorted":["cs.NA","physics.chem-ph"],"title_canon_sha256":"1e54d828b6e4a47c65980cb22bc530bf3716621c77faf00fe16cc98a23ced770","abstract_canon_sha256":"746adbdfbfd7565323d627296400bca0849f383b0ced49f62907454aec3cdf14"},"schema_version":"1.0"},"canonical_sha256":"b21b68cace3a794d436cdc06b5738ab6b4fe60e0fbd5836230f810a85091c742","source":{"kind":"arxiv","id":"2605.22584","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.22584","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"arxiv_version","alias_value":"2605.22584v1","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.22584","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_12","alias_value":"WINWRSWOHJ4U","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_16","alias_value":"WINWRSWOHJ4U2Q3M","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_8","alias_value":"WINWRSWO","created_at":"2026-05-22T01:04:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:WINWRSWOHJ4U2Q3M3QDLK44KW2","target":"record","payload":{"canonical_record":{"source":{"id":"2605.22584","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2026-05-21T14:55:39Z","cross_cats_sorted":["cs.NA","physics.chem-ph"],"title_canon_sha256":"1e54d828b6e4a47c65980cb22bc530bf3716621c77faf00fe16cc98a23ced770","abstract_canon_sha256":"746adbdfbfd7565323d627296400bca0849f383b0ced49f62907454aec3cdf14"},"schema_version":"1.0"},"canonical_sha256":"b21b68cace3a794d436cdc06b5738ab6b4fe60e0fbd5836230f810a85091c742","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:04:58.853027Z","signature_b64":"9oGoCsanrwimXNSXWY9sesZkR5RjrD/UEe7/vqxOtnMrBthpomJWfuy92jxM+b+NB1bnTkdlD+2WKkRCJRi8Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b21b68cace3a794d436cdc06b5738ab6b4fe60e0fbd5836230f810a85091c742","last_reissued_at":"2026-05-22T01:04:58.852208Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:04:58.852208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.22584","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":"2026-05-22T01:04:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OeiJBbIchbH70dwvgzs4P1ulIOzE4TMuGadX+D8gx1h+yx0jhrMA45Qe+9I4/UgmkQBMaXWLvRATQybb2+otBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T22:57:02.030944Z"},"content_sha256":"65499c3a1aae8453fc54b88a52132c9cfe98ce6071ce240868212ca920ba837d","schema_version":"1.0","event_id":"sha256:65499c3a1aae8453fc54b88a52132c9cfe98ce6071ce240868212ca920ba837d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:WINWRSWOHJ4U2Q3M3QDLK44KW2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Regularity and Interpolation of Coupled Cluster Amplitudes in Canonical Orbital Basis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.NA","physics.chem-ph"],"primary_cat":"math.NA","authors_text":"Benjamin Stamm, Jonas Beck","submitted_at":"2026-05-21T14:55:39Z","abstract_excerpt":"Arguably the most widely used approaches for obtaining highly accurate molecular ground-state energies are coupled cluster methods. Despite introducing two layers of approximation, a linear and a nonlinear one, coupled cluster methods remain computationally intensive, with the complexity scaling as $O(poly(N))$, where $N$ is the number of electrons. Moreover, this method must be applied over a large set of different nuclear coordinates in order to study certain chemical phenomena. Therefore, in this work, we investigate the regularity of single-reference coupled cluster amplitudes with respect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.22584","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.22584/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":"2026-05-22T01:04:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3hZggh5x1/2oJ4i2lyECbsfgroZ/YBRlXl/9gGvF2+m1qYEuX/0o1V0BJpjzMK4CmO00VW/l0a2IHYinCFA9BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T22:57:02.031344Z"},"content_sha256":"2dbe7c1baf5db3d69322dbab20ea39e1e26486deb35918587a17869293384816","schema_version":"1.0","event_id":"sha256:2dbe7c1baf5db3d69322dbab20ea39e1e26486deb35918587a17869293384816"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/bundle.json","state_url":"https://pith.science/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/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":"2026-06-03T22:57:02Z","links":{"resolver":"https://pith.science/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2","bundle":"https://pith.science/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/bundle.json","state":"https://pith.science/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WINWRSWOHJ4U2Q3M3QDLK44KW2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WINWRSWOHJ4U2Q3M3QDLK44KW2","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":"746adbdfbfd7565323d627296400bca0849f383b0ced49f62907454aec3cdf14","cross_cats_sorted":["cs.NA","physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2026-05-21T14:55:39Z","title_canon_sha256":"1e54d828b6e4a47c65980cb22bc530bf3716621c77faf00fe16cc98a23ced770"},"schema_version":"1.0","source":{"id":"2605.22584","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.22584","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"arxiv_version","alias_value":"2605.22584v1","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.22584","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_12","alias_value":"WINWRSWOHJ4U","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_16","alias_value":"WINWRSWOHJ4U2Q3M","created_at":"2026-05-22T01:04:58Z"},{"alias_kind":"pith_short_8","alias_value":"WINWRSWO","created_at":"2026-05-22T01:04:58Z"}],"graph_snapshots":[{"event_id":"sha256:2dbe7c1baf5db3d69322dbab20ea39e1e26486deb35918587a17869293384816","target":"graph","created_at":"2026-05-22T01:04:58Z","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/2605.22584/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Arguably the most widely used approaches for obtaining highly accurate molecular ground-state energies are coupled cluster methods. Despite introducing two layers of approximation, a linear and a nonlinear one, coupled cluster methods remain computationally intensive, with the complexity scaling as $O(poly(N))$, where $N$ is the number of electrons. Moreover, this method must be applied over a large set of different nuclear coordinates in order to study certain chemical phenomena. Therefore, in this work, we investigate the regularity of single-reference coupled cluster amplitudes with respect","authors_text":"Benjamin Stamm, Jonas Beck","cross_cats":["cs.NA","physics.chem-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2026-05-21T14:55:39Z","title":"On the Regularity and Interpolation of Coupled Cluster Amplitudes in Canonical Orbital Basis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.22584","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":"sha256:65499c3a1aae8453fc54b88a52132c9cfe98ce6071ce240868212ca920ba837d","target":"record","created_at":"2026-05-22T01:04:58Z","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":"746adbdfbfd7565323d627296400bca0849f383b0ced49f62907454aec3cdf14","cross_cats_sorted":["cs.NA","physics.chem-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2026-05-21T14:55:39Z","title_canon_sha256":"1e54d828b6e4a47c65980cb22bc530bf3716621c77faf00fe16cc98a23ced770"},"schema_version":"1.0","source":{"id":"2605.22584","kind":"arxiv","version":1}},"canonical_sha256":"b21b68cace3a794d436cdc06b5738ab6b4fe60e0fbd5836230f810a85091c742","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b21b68cace3a794d436cdc06b5738ab6b4fe60e0fbd5836230f810a85091c742","first_computed_at":"2026-05-22T01:04:58.852208Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:04:58.852208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9oGoCsanrwimXNSXWY9sesZkR5RjrD/UEe7/vqxOtnMrBthpomJWfuy92jxM+b+NB1bnTkdlD+2WKkRCJRi8Cg==","signature_status":"signed_v1","signed_at":"2026-05-22T01:04:58.853027Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.22584","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:65499c3a1aae8453fc54b88a52132c9cfe98ce6071ce240868212ca920ba837d","sha256:2dbe7c1baf5db3d69322dbab20ea39e1e26486deb35918587a17869293384816"],"state_sha256":"8d3c6f06ba2772c647e1f49fc0bd922787e32eaf5effedf244343a83c4f55f4b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yy78qo4CAojQUQ/+agAWez733yt/OkgbKehc/nrIZ5GECoXS8MeV1vt+ukqJjavX+8xIaOo4uHs94hTs8iWEDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T22:57:02.033979Z","bundle_sha256":"26e9915f09be39aa596fdf0dd86c031f60410205bb2bdae719a13b933fc44627"}}