{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:K4JZGMBSXBSYCSRYH7SLDDPQT4","short_pith_number":"pith:K4JZGMBS","canonical_record":{"source":{"id":"1702.04279","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-14T16:31:54Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"f3a3ee68cefd86822e3acd4510e1dbf776688a7741470583bb04223ff3c64407","abstract_canon_sha256":"655eda0973ce7931acf92d7d5a842f9146f33af5a39290f24d924ea356d6f3ec"},"schema_version":"1.0"},"canonical_sha256":"5713933032b865814a383fe4b18df09f35622cf5162684b9ef1414aa3d3534cc","source":{"kind":"arxiv","id":"1702.04279","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04279","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04279v2","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04279","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"pith_short_12","alias_value":"K4JZGMBSXBSY","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K4JZGMBSXBSYCSRY","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K4JZGMBS","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:K4JZGMBSXBSYCSRYH7SLDDPQT4","target":"record","payload":{"canonical_record":{"source":{"id":"1702.04279","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-14T16:31:54Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"f3a3ee68cefd86822e3acd4510e1dbf776688a7741470583bb04223ff3c64407","abstract_canon_sha256":"655eda0973ce7931acf92d7d5a842f9146f33af5a39290f24d924ea356d6f3ec"},"schema_version":"1.0"},"canonical_sha256":"5713933032b865814a383fe4b18df09f35622cf5162684b9ef1414aa3d3534cc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:37.534059Z","signature_b64":"ckSocSoDMX+LvHP3/urZSGE5GUpRndYxtamLWYXRy+/s5OUGJrjCmdkNH5hZjRRiMYNKUgnLywQCIKi1wcaiCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5713933032b865814a383fe4b18df09f35622cf5162684b9ef1414aa3d3534cc","last_reissued_at":"2026-05-18T00:46:37.533464Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:37.533464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.04279","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":"2026-05-18T00:46:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xN6XhjFyXDgGh0iwIEhzcWsKodf5RqkKCOplhinQu4CnFHhadWTyL05pWd0xLZKG3opMPudYoZEllvsUXUVGAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T17:52:27.172728Z"},"content_sha256":"ca70137345952cbdc9f0f6b324a2a5cf0e209aa044d85b0caf33424a98171a4b","schema_version":"1.0","event_id":"sha256:ca70137345952cbdc9f0f6b324a2a5cf0e209aa044d85b0caf33424a98171a4b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:K4JZGMBSXBSYCSRYH7SLDDPQT4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simplifying differential equations for multi-scale Feynman integrals beyond multiple polylogarithms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Ekta Chaubey, Luise Adams, Stefan Weinzierl","submitted_at":"2017-02-14T16:31:54Z","abstract_excerpt":"In this paper we exploit factorisation properties of Picard-Fuchs operators to decouple differential equations for multi-scale Feynman integrals. The algorithm reduces the differential equations to blocks of the size of the order of the irreducible factors of the Picard-Fuchs operator. As a side product, our method can be used to easily convert the differential equations for Feynman integrals which evaluate to multiple polylogarithms to $\\varepsilon$-form."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04279","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":""},"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":"2026-05-18T00:46:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qEgsUJlsXtEnvq0VKZX6FTLXru4xlBPSVMbHJ7eyTTYjPGMDveUyoJ9Ck9FLn2HGhRWEmRUvnSwxY4hFkrQZAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T17:52:27.173214Z"},"content_sha256":"ebb0b3da15098e933f5002e7d08a05c04758fda257fa51a09baa59a4c7b8c40c","schema_version":"1.0","event_id":"sha256:ebb0b3da15098e933f5002e7d08a05c04758fda257fa51a09baa59a4c7b8c40c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/bundle.json","state_url":"https://pith.science/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/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":"2026-08-02T17:52:27Z","links":{"resolver":"https://pith.science/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4","bundle":"https://pith.science/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/bundle.json","state":"https://pith.science/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K4JZGMBSXBSYCSRYH7SLDDPQT4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:K4JZGMBSXBSYCSRYH7SLDDPQT4","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":"655eda0973ce7931acf92d7d5a842f9146f33af5a39290f24d924ea356d6f3ec","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-14T16:31:54Z","title_canon_sha256":"f3a3ee68cefd86822e3acd4510e1dbf776688a7741470583bb04223ff3c64407"},"schema_version":"1.0","source":{"id":"1702.04279","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04279","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04279v2","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04279","created_at":"2026-05-18T00:46:37Z"},{"alias_kind":"pith_short_12","alias_value":"K4JZGMBSXBSY","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K4JZGMBSXBSYCSRY","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K4JZGMBS","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:ebb0b3da15098e933f5002e7d08a05c04758fda257fa51a09baa59a4c7b8c40c","target":"graph","created_at":"2026-05-18T00:46:37Z","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":"In this paper we exploit factorisation properties of Picard-Fuchs operators to decouple differential equations for multi-scale Feynman integrals. The algorithm reduces the differential equations to blocks of the size of the order of the irreducible factors of the Picard-Fuchs operator. As a side product, our method can be used to easily convert the differential equations for Feynman integrals which evaluate to multiple polylogarithms to $\\varepsilon$-form.","authors_text":"Ekta Chaubey, Luise Adams, Stefan Weinzierl","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-14T16:31:54Z","title":"Simplifying differential equations for multi-scale Feynman integrals beyond multiple polylogarithms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04279","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:ca70137345952cbdc9f0f6b324a2a5cf0e209aa044d85b0caf33424a98171a4b","target":"record","created_at":"2026-05-18T00:46:37Z","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":"655eda0973ce7931acf92d7d5a842f9146f33af5a39290f24d924ea356d6f3ec","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-02-14T16:31:54Z","title_canon_sha256":"f3a3ee68cefd86822e3acd4510e1dbf776688a7741470583bb04223ff3c64407"},"schema_version":"1.0","source":{"id":"1702.04279","kind":"arxiv","version":2}},"canonical_sha256":"5713933032b865814a383fe4b18df09f35622cf5162684b9ef1414aa3d3534cc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5713933032b865814a383fe4b18df09f35622cf5162684b9ef1414aa3d3534cc","first_computed_at":"2026-05-18T00:46:37.533464Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:37.533464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ckSocSoDMX+LvHP3/urZSGE5GUpRndYxtamLWYXRy+/s5OUGJrjCmdkNH5hZjRRiMYNKUgnLywQCIKi1wcaiCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:37.534059Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.04279","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca70137345952cbdc9f0f6b324a2a5cf0e209aa044d85b0caf33424a98171a4b","sha256:ebb0b3da15098e933f5002e7d08a05c04758fda257fa51a09baa59a4c7b8c40c"],"state_sha256":"c60f3197a63463870ccee0990f25ca8a4c9e5c733d24d4c75c08eda49b07d001"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZQftQhg81qDGk2hEAK42ANSNrGJx2oDc76iIVYBuRv2O5+F4DqIDxIq2xwWLmVOG38Ik7oOI/r7fo/GOsMoJDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T17:52:27.178184Z","bundle_sha256":"4410e8b693be60ad4494ccf883a6745e7151df4cb7349f5b0c0f4ce7d394f5ec"}}