{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:GPVL66UJK27OC27JEG3IHTI3AO","short_pith_number":"pith:GPVL66UJ","canonical_record":{"source":{"id":"2307.07743","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-07-15T08:33:44Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"a3fa67ce56c093e122c9fe352d0a58536a2695151d093293e41f2881b8ac2bbd","abstract_canon_sha256":"5e40ef8f621a15415d247912fa7c9f1a855c2b429fee7eeb498accf0738236a4"},"schema_version":"1.0"},"canonical_sha256":"33eabf7a8956bee16be921b683cd1b03b43d1e3bf71b84e1acc1ade7ca555650","source":{"kind":"arxiv","id":"2307.07743","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.07743","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"2307.07743v2","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.07743","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"GPVL66UJK27O","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_16","alias_value":"GPVL66UJK27OC27J","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_8","alias_value":"GPVL66UJ","created_at":"2026-07-05T07:11:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:GPVL66UJK27OC27JEG3IHTI3AO","target":"record","payload":{"canonical_record":{"source":{"id":"2307.07743","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-07-15T08:33:44Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"a3fa67ce56c093e122c9fe352d0a58536a2695151d093293e41f2881b8ac2bbd","abstract_canon_sha256":"5e40ef8f621a15415d247912fa7c9f1a855c2b429fee7eeb498accf0738236a4"},"schema_version":"1.0"},"canonical_sha256":"33eabf7a8956bee16be921b683cd1b03b43d1e3bf71b84e1acc1ade7ca555650","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:11:57.799896Z","signature_b64":"GjgV0FcgUJjmhn9enyEkj11RPpQii4oCScHMj2Xm9XNeHqGuq4/ar6RgvVhZD+SdehcimIix3oDDno40NIoECw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33eabf7a8956bee16be921b683cd1b03b43d1e3bf71b84e1acc1ade7ca555650","last_reissued_at":"2026-07-05T07:11:57.799328Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:11:57.799328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.07743","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":"2026-07-05T07:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SJCDwQV109Xogd4I/1wxpdvZIZb5mhHzB4ws0dICwH7ju6UE1P7oxW3LuZpN2DO7CV4fogKYEsmE+YNHvWE2BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T04:02:16.745680Z"},"content_sha256":"dee848bd5d7f4736fe395498e4d899668466e640cd9a846c62b085b44ee00438","schema_version":"1.0","event_id":"sha256:dee848bd5d7f4736fe395498e4d899668466e640cd9a846c62b085b44ee00438"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:GPVL66UJK27OC27JEG3IHTI3AO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Treatments and placebos for the pathologies of effective field theories","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Andrew Coates, Fethi M. Ramazano\\u{g}lu","submitted_at":"2023-07-15T08:33:44Z","abstract_excerpt":"We demonstrate some shortcomings of \"fixing the equations,\" an increasingly popular remedy for time evolution problems of effective field theories (EFTs). We compare the EFTs and their \"fixed\" versions to the UV theories from which they can be derived in two cases: K-essence and nonlinear Proca theory. We find that when an EFT breaks down due to loss of hyperbolicity, fixing does not approximate the UV theory well if the UV solution does not quickly settle down to vacuum. We argue that this can be related to the EFT approximation itself becoming invalid, which cannot be rectified by fixing."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.07743","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/2307.07743/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":"2026-07-05T07:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jxjivfem0fJTw6JXBHanZu/0zOmBcECZLmrMqy+f5khgMzejXZ2weg0SZ7qahSzV1N3HkziOUi12oJGuJEIdCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T04:02:16.746182Z"},"content_sha256":"102133edf3f572cc27669c2106a43ef216a238d32b1b9d66a4a569bd2f109c70","schema_version":"1.0","event_id":"sha256:102133edf3f572cc27669c2106a43ef216a238d32b1b9d66a4a569bd2f109c70"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GPVL66UJK27OC27JEG3IHTI3AO/bundle.json","state_url":"https://pith.science/pith/GPVL66UJK27OC27JEG3IHTI3AO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GPVL66UJK27OC27JEG3IHTI3AO/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":"2026-08-05T04:02:16Z","links":{"resolver":"https://pith.science/pith/GPVL66UJK27OC27JEG3IHTI3AO","bundle":"https://pith.science/pith/GPVL66UJK27OC27JEG3IHTI3AO/bundle.json","state":"https://pith.science/pith/GPVL66UJK27OC27JEG3IHTI3AO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GPVL66UJK27OC27JEG3IHTI3AO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:GPVL66UJK27OC27JEG3IHTI3AO","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":"5e40ef8f621a15415d247912fa7c9f1a855c2b429fee7eeb498accf0738236a4","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-07-15T08:33:44Z","title_canon_sha256":"a3fa67ce56c093e122c9fe352d0a58536a2695151d093293e41f2881b8ac2bbd"},"schema_version":"1.0","source":{"id":"2307.07743","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.07743","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"2307.07743v2","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.07743","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"GPVL66UJK27O","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_16","alias_value":"GPVL66UJK27OC27J","created_at":"2026-07-05T07:11:57Z"},{"alias_kind":"pith_short_8","alias_value":"GPVL66UJ","created_at":"2026-07-05T07:11:57Z"}],"graph_snapshots":[{"event_id":"sha256:102133edf3f572cc27669c2106a43ef216a238d32b1b9d66a4a569bd2f109c70","target":"graph","created_at":"2026-07-05T07:11:57Z","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/2307.07743/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We demonstrate some shortcomings of \"fixing the equations,\" an increasingly popular remedy for time evolution problems of effective field theories (EFTs). We compare the EFTs and their \"fixed\" versions to the UV theories from which they can be derived in two cases: K-essence and nonlinear Proca theory. We find that when an EFT breaks down due to loss of hyperbolicity, fixing does not approximate the UV theory well if the UV solution does not quickly settle down to vacuum. We argue that this can be related to the EFT approximation itself becoming invalid, which cannot be rectified by fixing.","authors_text":"Andrew Coates, Fethi M. Ramazano\\u{g}lu","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-07-15T08:33:44Z","title":"Treatments and placebos for the pathologies of effective field theories"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.07743","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:dee848bd5d7f4736fe395498e4d899668466e640cd9a846c62b085b44ee00438","target":"record","created_at":"2026-07-05T07:11:57Z","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":"5e40ef8f621a15415d247912fa7c9f1a855c2b429fee7eeb498accf0738236a4","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-07-15T08:33:44Z","title_canon_sha256":"a3fa67ce56c093e122c9fe352d0a58536a2695151d093293e41f2881b8ac2bbd"},"schema_version":"1.0","source":{"id":"2307.07743","kind":"arxiv","version":2}},"canonical_sha256":"33eabf7a8956bee16be921b683cd1b03b43d1e3bf71b84e1acc1ade7ca555650","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"33eabf7a8956bee16be921b683cd1b03b43d1e3bf71b84e1acc1ade7ca555650","first_computed_at":"2026-07-05T07:11:57.799328Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:11:57.799328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GjgV0FcgUJjmhn9enyEkj11RPpQii4oCScHMj2Xm9XNeHqGuq4/ar6RgvVhZD+SdehcimIix3oDDno40NIoECw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:11:57.799896Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.07743","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dee848bd5d7f4736fe395498e4d899668466e640cd9a846c62b085b44ee00438","sha256:102133edf3f572cc27669c2106a43ef216a238d32b1b9d66a4a569bd2f109c70"],"state_sha256":"9c6ba9daf3ca0385d7c9205771393bcf6471caf472f7d344cde327c181021e1d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VhFUlLlaJ8DM8c44p2wkJt2J640Qy7YHS17mgIK6gtHIUTsX/6sBc6bpAhf3J/TJ6VZK7XuEjNOe5qROOrJ0AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T04:02:16.751271Z","bundle_sha256":"9b204b1b025d663dfcfccf9114eb4fafa871b619b54fa4bba84fcc07b89f5cea"}}