{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:2PWDZVSRC3MW62B4WUE5MAOYOE","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":"8bd9ca22ceeaf2a3740aad445c2dc3193243a421eabb39658eea74550bb5df13","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-03-21T16:57:11Z","title_canon_sha256":"15340c3880851f220bb11edcc984219bab830f1a3cf1a9d0ecd57cd5335bf31a"},"schema_version":"1.0","source":{"id":"2403.14558","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.14558","created_at":"2026-07-05T08:56:46Z"},{"alias_kind":"arxiv_version","alias_value":"2403.14558v2","created_at":"2026-07-05T08:56:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.14558","created_at":"2026-07-05T08:56:46Z"},{"alias_kind":"pith_short_12","alias_value":"2PWDZVSRC3MW","created_at":"2026-07-05T08:56:46Z"},{"alias_kind":"pith_short_16","alias_value":"2PWDZVSRC3MW62B4","created_at":"2026-07-05T08:56:46Z"},{"alias_kind":"pith_short_8","alias_value":"2PWDZVSR","created_at":"2026-07-05T08:56:46Z"}],"graph_snapshots":[{"event_id":"sha256:9d7b3f377560e398c2476fc5d6e9841a27c0f818b706b9f79fdb1e0574963cc5","target":"graph","created_at":"2026-07-05T08:56:46Z","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/2403.14558/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The in-in formalism provides a way to systematically organize the calculation of primordial correlation functions. Although its theoretical foundations are now firmly settled, the treatment of total time derivative interactions, incorrectly trivialized as ``boundary terms'', has been the subject of intense discussions and conceptual mistakes. In this work, we demystify the use of total time derivatives -- as well as terms proportional to the linear equations of motion -- and show that they can lead to artificially large contributions cancelling at different orders of the in-in operator formali","authors_text":"Lucas Pinol, Matteo Braglia","cross_cats":["gr-qc","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-03-21T16:57:11Z","title":"No time to derive: unraveling total time derivatives in in-in perturbation theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.14558","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:c75a142d54b7a7d51af9b8900dd830eea67b753cfe34f513fe8e5b7004f8fa1e","target":"record","created_at":"2026-07-05T08:56:46Z","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":"8bd9ca22ceeaf2a3740aad445c2dc3193243a421eabb39658eea74550bb5df13","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-03-21T16:57:11Z","title_canon_sha256":"15340c3880851f220bb11edcc984219bab830f1a3cf1a9d0ecd57cd5335bf31a"},"schema_version":"1.0","source":{"id":"2403.14558","kind":"arxiv","version":2}},"canonical_sha256":"d3ec3cd65116d96f683cb509d601d8712eb5dbe5e8703a252f82687a95bda502","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3ec3cd65116d96f683cb509d601d8712eb5dbe5e8703a252f82687a95bda502","first_computed_at":"2026-07-05T08:56:46.939581Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:56:46.939581Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qY47ETlGgeSCPwRB69WLSHG1H5Y/JFeo3ElUrD7JfjgyP0vdqxvpTiOvpUoVpA1BpEOmN9O5QZ6DXgnfN5GXDw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:56:46.940024Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.14558","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c75a142d54b7a7d51af9b8900dd830eea67b753cfe34f513fe8e5b7004f8fa1e","sha256:9d7b3f377560e398c2476fc5d6e9841a27c0f818b706b9f79fdb1e0574963cc5"],"state_sha256":"86968ef312b6025c2b7655b64abb6b38ae840160badb82327ce7d596a7831d45"}