{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4YDLCJYGB7GEMYA6ASMOET2AQO","short_pith_number":"pith:4YDLCJYG","canonical_record":{"source":{"id":"1301.3205","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-01-15T02:31:23Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"2c77b5dc04fea566a87b9cc8523c2bcb1fedd84193d724181cc2f56958d59f49","abstract_canon_sha256":"b2b3bae6ea2a1e268639709ee7f6d572af17c136b33fd41e092a32bba8dbe56e"},"schema_version":"1.0"},"canonical_sha256":"e606b127060fcc46601e0498e24f4083b655f13fe0d85e7116e9f429ed4a4667","source":{"kind":"arxiv","id":"1301.3205","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.3205","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"1301.3205v3","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.3205","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"4YDLCJYGB7GE","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4YDLCJYGB7GEMYA6","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4YDLCJYG","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4YDLCJYGB7GEMYA6ASMOET2AQO","target":"record","payload":{"canonical_record":{"source":{"id":"1301.3205","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-01-15T02:31:23Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"2c77b5dc04fea566a87b9cc8523c2bcb1fedd84193d724181cc2f56958d59f49","abstract_canon_sha256":"b2b3bae6ea2a1e268639709ee7f6d572af17c136b33fd41e092a32bba8dbe56e"},"schema_version":"1.0"},"canonical_sha256":"e606b127060fcc46601e0498e24f4083b655f13fe0d85e7116e9f429ed4a4667","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:41.271877Z","signature_b64":"tHGOC6L4W7NTZg8UWKevnfUh+L4s9KlTT1GoO42702cdkw3Y8ZxAdGOHrNE6Bc9iHchYy4mwiJQQIOgcl71QBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e606b127060fcc46601e0498e24f4083b655f13fe0d85e7116e9f429ed4a4667","last_reissued_at":"2026-05-18T02:45:41.270864Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:41.270864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.3205","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"youKrQTvPil4acMaNel9bUoaJVgwpDUQats6QYaxj4Cjv1FQjRwZ3cslZ1n+zdPlO/1tWl4TCa6lDvRsmkw2Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:07:21.088810Z"},"content_sha256":"5892cfa3ff8e4ecfd75462a6fbba352cd6f48aea8b76547dac6cbcb5701390e8","schema_version":"1.0","event_id":"sha256:5892cfa3ff8e4ecfd75462a6fbba352cd6f48aea8b76547dac6cbcb5701390e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4YDLCJYGB7GEMYA6ASMOET2AQO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resummation of infrared logarithms in de Sitter space via Dyson-Schwinger equations: the ladder-rainbow approximation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"gr-qc","authors_text":"Ahmed Youssef, Dirk Kreimer","submitted_at":"2013-01-15T02:31:23Z","abstract_excerpt":"We study the infrared (large separation) behavior of a massless minimally coupled scalar quantum field theory with a quartic self interaction in de Sitter spacetime. We show that the perturbation series in the interaction strength is singular and secular, i.e. it does not lead to a uniform approximation of the solution in the infrared region. Only a nonperturbative resummation can capture the correct infrared behavior. We seek to justify this picture using the Dyson-Schwinger equations in the ladder-rainbow approximation. We are able to write down an ordinary differential equation obeyed by th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.3205","kind":"arxiv","version":3},"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":"2026-05-18T02:45:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UCMZdQoD7uZgybZao8auVmbLFxsRQG/U1ixBApfbYcMJKhCqb+qN7j0pQE0iYDjDqoXAdkKVAKKM83GNVxRBCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:07:21.089223Z"},"content_sha256":"b7b078918471d404e33c882a969db112d9946dcb27e14cf9a582b630ee1b805a","schema_version":"1.0","event_id":"sha256:b7b078918471d404e33c882a969db112d9946dcb27e14cf9a582b630ee1b805a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/bundle.json","state_url":"https://pith.science/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/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":"2026-05-30T18:07:21Z","links":{"resolver":"https://pith.science/pith/4YDLCJYGB7GEMYA6ASMOET2AQO","bundle":"https://pith.science/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/bundle.json","state":"https://pith.science/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4YDLCJYGB7GEMYA6ASMOET2AQO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4YDLCJYGB7GEMYA6ASMOET2AQO","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":"b2b3bae6ea2a1e268639709ee7f6d572af17c136b33fd41e092a32bba8dbe56e","cross_cats_sorted":["hep-th","math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-01-15T02:31:23Z","title_canon_sha256":"2c77b5dc04fea566a87b9cc8523c2bcb1fedd84193d724181cc2f56958d59f49"},"schema_version":"1.0","source":{"id":"1301.3205","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.3205","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"arxiv_version","alias_value":"1301.3205v3","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.3205","created_at":"2026-05-18T02:45:41Z"},{"alias_kind":"pith_short_12","alias_value":"4YDLCJYGB7GE","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4YDLCJYGB7GEMYA6","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4YDLCJYG","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:b7b078918471d404e33c882a969db112d9946dcb27e14cf9a582b630ee1b805a","target":"graph","created_at":"2026-05-18T02:45:41Z","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":"We study the infrared (large separation) behavior of a massless minimally coupled scalar quantum field theory with a quartic self interaction in de Sitter spacetime. We show that the perturbation series in the interaction strength is singular and secular, i.e. it does not lead to a uniform approximation of the solution in the infrared region. Only a nonperturbative resummation can capture the correct infrared behavior. We seek to justify this picture using the Dyson-Schwinger equations in the ladder-rainbow approximation. We are able to write down an ordinary differential equation obeyed by th","authors_text":"Ahmed Youssef, Dirk Kreimer","cross_cats":["hep-th","math-ph","math.MP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-01-15T02:31:23Z","title":"Resummation of infrared logarithms in de Sitter space via Dyson-Schwinger equations: the ladder-rainbow approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.3205","kind":"arxiv","version":3},"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":"sha256:5892cfa3ff8e4ecfd75462a6fbba352cd6f48aea8b76547dac6cbcb5701390e8","target":"record","created_at":"2026-05-18T02:45:41Z","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":"b2b3bae6ea2a1e268639709ee7f6d572af17c136b33fd41e092a32bba8dbe56e","cross_cats_sorted":["hep-th","math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-01-15T02:31:23Z","title_canon_sha256":"2c77b5dc04fea566a87b9cc8523c2bcb1fedd84193d724181cc2f56958d59f49"},"schema_version":"1.0","source":{"id":"1301.3205","kind":"arxiv","version":3}},"canonical_sha256":"e606b127060fcc46601e0498e24f4083b655f13fe0d85e7116e9f429ed4a4667","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e606b127060fcc46601e0498e24f4083b655f13fe0d85e7116e9f429ed4a4667","first_computed_at":"2026-05-18T02:45:41.270864Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:41.270864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tHGOC6L4W7NTZg8UWKevnfUh+L4s9KlTT1GoO42702cdkw3Y8ZxAdGOHrNE6Bc9iHchYy4mwiJQQIOgcl71QBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:41.271877Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.3205","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5892cfa3ff8e4ecfd75462a6fbba352cd6f48aea8b76547dac6cbcb5701390e8","sha256:b7b078918471d404e33c882a969db112d9946dcb27e14cf9a582b630ee1b805a"],"state_sha256":"31c4a457236d10f0ec770b505efbb62130977b7eef8e221097d27652e8661dac"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M4qdlfq2WC7Yg+Z+v6t+8HPuHFPyN1khfPqRCXxZqlE3nCZuEUUDy1wCkIg5YGeY4OZ3wr0OyybIuqyyu2nlCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T18:07:21.091996Z","bundle_sha256":"09628affb252fd27f3a5e9096eb13a0229b46d34d7cef40bd5df135322a0376e"}}