{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:PSK476L53PIBRUHEVHEFVVEV4J","short_pith_number":"pith:PSK476L5","canonical_record":{"source":{"id":"1505.03539","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-05-13T20:04:40Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"223e497746187d3ea18ff5054a087afb5a699f4e76e748f8094be9187fad35cb","abstract_canon_sha256":"d2ce42d73a73081de2485efdc219a3093397281fcdd6b6c17048f038a654d367"},"schema_version":"1.0"},"canonical_sha256":"7c95cff97ddbd018d0e4a9c85ad495e2497eec8df63544675d1f839322bb5c1e","source":{"kind":"arxiv","id":"1505.03539","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.03539","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"arxiv_version","alias_value":"1505.03539v1","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.03539","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"pith_short_12","alias_value":"PSK476L53PIB","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"PSK476L53PIBRUHE","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"PSK476L5","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:PSK476L53PIBRUHEVHEFVVEV4J","target":"record","payload":{"canonical_record":{"source":{"id":"1505.03539","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-05-13T20:04:40Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"223e497746187d3ea18ff5054a087afb5a699f4e76e748f8094be9187fad35cb","abstract_canon_sha256":"d2ce42d73a73081de2485efdc219a3093397281fcdd6b6c17048f038a654d367"},"schema_version":"1.0"},"canonical_sha256":"7c95cff97ddbd018d0e4a9c85ad495e2497eec8df63544675d1f839322bb5c1e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:33:43.269676Z","signature_b64":"pqA443h8vA4sywJOux72LrXLKgTs9Z0WgOUILfnNf9+PuM/MGfemPkQL2yDrc15ybD/quAO+phY86dVtD+dMAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c95cff97ddbd018d0e4a9c85ad495e2497eec8df63544675d1f839322bb5c1e","last_reissued_at":"2026-05-18T01:33:43.268833Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:33:43.268833Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.03539","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":"2026-05-18T01:33:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nbqWpFAM2aRAPDbezRWc9/tefrm5Jid8sJ10O2VyKjLW93RWFx0ktQ761EzKDjPvL9lcaGYc8m4qhTsSNQSKCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:03:32.246550Z"},"content_sha256":"24142e749eb0b35267dd444da2cd1116e9bc609a9b3fae5f3a532fce0d2b7703","schema_version":"1.0","event_id":"sha256:24142e749eb0b35267dd444da2cd1116e9bc609a9b3fae5f3a532fce0d2b7703"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:PSK476L53PIBRUHEVHEFVVEV4J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Vainshtein mechanism beyond the quasi-static approximation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ph"],"primary_cat":"gr-qc","authors_text":"Hans A. Winther, Pedro G. Ferreira","submitted_at":"2015-05-13T20:04:40Z","abstract_excerpt":"Theories of modified gravity, in both the linear and fully non-linear regime, are often studied under the assumption that the evolution of the new (often scalar) degree of freedom present in the theory is quasi-static. This approximation significantly simplifies the study of the theory, and one often has good reason to believe that it should hold. Nevertheless it is a crucial assumption that should be explicitly checked whenever possible. In this paper we do so for the Vainshtein mechanism. By solving for the full spatial and time evolution of the Dvali-Gabadadze-Porrati and the Cubic Galileon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.03539","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":""},"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":"2026-05-18T01:33:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VTwUR8GXEdMyLd5CSbn9BjeDw83Q7fe8X3wHe5KkLjcf/GPPXXIUZLKYjiOc7eIPfzQ46JRMeZUGRjXVN3cyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:03:32.246928Z"},"content_sha256":"38300df0a040b8ef8cd823a68a8d52800134d47e2391ad3438069d12be69aa8c","schema_version":"1.0","event_id":"sha256:38300df0a040b8ef8cd823a68a8d52800134d47e2391ad3438069d12be69aa8c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PSK476L53PIBRUHEVHEFVVEV4J/bundle.json","state_url":"https://pith.science/pith/PSK476L53PIBRUHEVHEFVVEV4J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PSK476L53PIBRUHEVHEFVVEV4J/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":"2026-06-04T22:03:32Z","links":{"resolver":"https://pith.science/pith/PSK476L53PIBRUHEVHEFVVEV4J","bundle":"https://pith.science/pith/PSK476L53PIBRUHEVHEFVVEV4J/bundle.json","state":"https://pith.science/pith/PSK476L53PIBRUHEVHEFVVEV4J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PSK476L53PIBRUHEVHEFVVEV4J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:PSK476L53PIBRUHEVHEFVVEV4J","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":"d2ce42d73a73081de2485efdc219a3093397281fcdd6b6c17048f038a654d367","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-05-13T20:04:40Z","title_canon_sha256":"223e497746187d3ea18ff5054a087afb5a699f4e76e748f8094be9187fad35cb"},"schema_version":"1.0","source":{"id":"1505.03539","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.03539","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"arxiv_version","alias_value":"1505.03539v1","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.03539","created_at":"2026-05-18T01:33:43Z"},{"alias_kind":"pith_short_12","alias_value":"PSK476L53PIB","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"PSK476L53PIBRUHE","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"PSK476L5","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:38300df0a040b8ef8cd823a68a8d52800134d47e2391ad3438069d12be69aa8c","target":"graph","created_at":"2026-05-18T01:33:43Z","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":"Theories of modified gravity, in both the linear and fully non-linear regime, are often studied under the assumption that the evolution of the new (often scalar) degree of freedom present in the theory is quasi-static. This approximation significantly simplifies the study of the theory, and one often has good reason to believe that it should hold. Nevertheless it is a crucial assumption that should be explicitly checked whenever possible. In this paper we do so for the Vainshtein mechanism. By solving for the full spatial and time evolution of the Dvali-Gabadadze-Porrati and the Cubic Galileon","authors_text":"Hans A. Winther, Pedro G. Ferreira","cross_cats":["astro-ph.CO","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-05-13T20:04:40Z","title":"The Vainshtein mechanism beyond the quasi-static approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.03539","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":"sha256:24142e749eb0b35267dd444da2cd1116e9bc609a9b3fae5f3a532fce0d2b7703","target":"record","created_at":"2026-05-18T01:33:43Z","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":"d2ce42d73a73081de2485efdc219a3093397281fcdd6b6c17048f038a654d367","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-05-13T20:04:40Z","title_canon_sha256":"223e497746187d3ea18ff5054a087afb5a699f4e76e748f8094be9187fad35cb"},"schema_version":"1.0","source":{"id":"1505.03539","kind":"arxiv","version":1}},"canonical_sha256":"7c95cff97ddbd018d0e4a9c85ad495e2497eec8df63544675d1f839322bb5c1e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c95cff97ddbd018d0e4a9c85ad495e2497eec8df63544675d1f839322bb5c1e","first_computed_at":"2026-05-18T01:33:43.268833Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:43.268833Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pqA443h8vA4sywJOux72LrXLKgTs9Z0WgOUILfnNf9+PuM/MGfemPkQL2yDrc15ybD/quAO+phY86dVtD+dMAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:43.269676Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.03539","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24142e749eb0b35267dd444da2cd1116e9bc609a9b3fae5f3a532fce0d2b7703","sha256:38300df0a040b8ef8cd823a68a8d52800134d47e2391ad3438069d12be69aa8c"],"state_sha256":"c925de566f315984a6132246f7b8585d03e04f44f9d1087a1a9f7fded230f6ca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h3wvY2eSDgoGu2fJYC2f1fEB6v1cGIqxyu49suAlk9+kRc1RWjK5vVyz+Awtlw8FCMb+eJfeSuYPxif+X9B4Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:03:32.249255Z","bundle_sha256":"088ed7315575f67b954c73a6d1c1e9bcc12f7bed4c565f160c5bbee65f7f226e"}}