{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:XPZQVKL45FZYNEMPTYMSTUSUF3","short_pith_number":"pith:XPZQVKL4","canonical_record":{"source":{"id":"1605.02729","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-09T15:53:48Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"f5b2e27521d5625784a13336ffcd509a63f36bc4a8447a3b1d5b7fa452e740f8","abstract_canon_sha256":"7cc7e2202a6f3e817da33db02318e2f52a85c4cae35cc3cd21f67deb53b63e2d"},"schema_version":"1.0"},"canonical_sha256":"bbf30aa97ce97386918f9e1929d2542eef84b2007ecff19f470f5c46b0772bc0","source":{"kind":"arxiv","id":"1605.02729","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02729","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02729v2","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02729","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"pith_short_12","alias_value":"XPZQVKL45FZY","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XPZQVKL45FZYNEMP","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XPZQVKL4","created_at":"2026-05-18T12:30:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:XPZQVKL45FZYNEMPTYMSTUSUF3","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02729","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-09T15:53:48Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"f5b2e27521d5625784a13336ffcd509a63f36bc4a8447a3b1d5b7fa452e740f8","abstract_canon_sha256":"7cc7e2202a6f3e817da33db02318e2f52a85c4cae35cc3cd21f67deb53b63e2d"},"schema_version":"1.0"},"canonical_sha256":"bbf30aa97ce97386918f9e1929d2542eef84b2007ecff19f470f5c46b0772bc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:59.052479Z","signature_b64":"uPi/CtK/dfI3+WofWd9KEh5xV2+qQvlrIwNpO4pneTiqNTZpyhYIN66MLvG/ZmiFVbwpIWFZeJ7AB2DTkW86Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bbf30aa97ce97386918f9e1929d2542eef84b2007ecff19f470f5c46b0772bc0","last_reissued_at":"2026-05-18T01:03:59.051786Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:59.051786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02729","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":"2026-05-18T01:03:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C7+wEH5BIUljsrR792/pALNAmVnfcsqKP0LxCSagdOqk+wKgTTRtnFBbZhzCTMUebiybFIGlyDbw8GP2OmxRCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:10:12.685659Z"},"content_sha256":"22b9d8e178f56c2c9bc79bf9247056dc7b23684b6309d83818a76b387f36213f","schema_version":"1.0","event_id":"sha256:22b9d8e178f56c2c9bc79bf9247056dc7b23684b6309d83818a76b387f36213f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:XPZQVKL45FZYNEMPTYMSTUSUF3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Effect of Features on the Functional Form of the Scalar Power Spectrum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"D. J. Brooker (Florida), N. C. Tsamis (Crete), R. P. Woodard (Florida)","submitted_at":"2016-05-09T15:53:48Z","abstract_excerpt":"We study how the scalar power spectrum of single-scalar inflation depends functionally on models with features which have been proposed to explain anomalies in the data. We exploit a new formalism based on evolving the norm-squared of the scalar mode functions, rather than the mode functions themselves."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02729","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":"2026-05-18T01:03:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JGpFCoR3jvb+ri/4/JornCJi/Pltln5StYbagwrgbZmtmuB5hdtyTvl4EJAlyMz7+Zden57HMnlrD+mTxeUyDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:10:12.686374Z"},"content_sha256":"14ac62b1c08293d958278d83df2921ec5e3d5b959e0bba18cc0568037caad352","schema_version":"1.0","event_id":"sha256:14ac62b1c08293d958278d83df2921ec5e3d5b959e0bba18cc0568037caad352"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/bundle.json","state_url":"https://pith.science/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/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":"2026-05-28T21:10:12Z","links":{"resolver":"https://pith.science/pith/XPZQVKL45FZYNEMPTYMSTUSUF3","bundle":"https://pith.science/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/bundle.json","state":"https://pith.science/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XPZQVKL45FZYNEMPTYMSTUSUF3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:XPZQVKL45FZYNEMPTYMSTUSUF3","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":"7cc7e2202a6f3e817da33db02318e2f52a85c4cae35cc3cd21f67deb53b63e2d","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-09T15:53:48Z","title_canon_sha256":"f5b2e27521d5625784a13336ffcd509a63f36bc4a8447a3b1d5b7fa452e740f8"},"schema_version":"1.0","source":{"id":"1605.02729","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02729","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02729v2","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02729","created_at":"2026-05-18T01:03:59Z"},{"alias_kind":"pith_short_12","alias_value":"XPZQVKL45FZY","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XPZQVKL45FZYNEMP","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XPZQVKL4","created_at":"2026-05-18T12:30:51Z"}],"graph_snapshots":[{"event_id":"sha256:14ac62b1c08293d958278d83df2921ec5e3d5b959e0bba18cc0568037caad352","target":"graph","created_at":"2026-05-18T01:03:59Z","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 how the scalar power spectrum of single-scalar inflation depends functionally on models with features which have been proposed to explain anomalies in the data. We exploit a new formalism based on evolving the norm-squared of the scalar mode functions, rather than the mode functions themselves.","authors_text":"D. J. Brooker (Florida), N. C. Tsamis (Crete), R. P. Woodard (Florida)","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-09T15:53:48Z","title":"The Effect of Features on the Functional Form of the Scalar Power Spectrum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02729","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":"sha256:22b9d8e178f56c2c9bc79bf9247056dc7b23684b6309d83818a76b387f36213f","target":"record","created_at":"2026-05-18T01:03:59Z","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":"7cc7e2202a6f3e817da33db02318e2f52a85c4cae35cc3cd21f67deb53b63e2d","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-05-09T15:53:48Z","title_canon_sha256":"f5b2e27521d5625784a13336ffcd509a63f36bc4a8447a3b1d5b7fa452e740f8"},"schema_version":"1.0","source":{"id":"1605.02729","kind":"arxiv","version":2}},"canonical_sha256":"bbf30aa97ce97386918f9e1929d2542eef84b2007ecff19f470f5c46b0772bc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bbf30aa97ce97386918f9e1929d2542eef84b2007ecff19f470f5c46b0772bc0","first_computed_at":"2026-05-18T01:03:59.051786Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:59.051786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uPi/CtK/dfI3+WofWd9KEh5xV2+qQvlrIwNpO4pneTiqNTZpyhYIN66MLvG/ZmiFVbwpIWFZeJ7AB2DTkW86Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:59.052479Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02729","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22b9d8e178f56c2c9bc79bf9247056dc7b23684b6309d83818a76b387f36213f","sha256:14ac62b1c08293d958278d83df2921ec5e3d5b959e0bba18cc0568037caad352"],"state_sha256":"860cdaf552946dffe379fe3d86940a4089a29719f00797e8fd6fc15504f03503"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lW7HiuvbDgFJ3z9HVmtCnepJD5EnVJ8fZTEK+5GpE12TyYjg5Fv9kiuiIsDP6p5d1SXd9RjSdoVG25EG2bReAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T21:10:12.690249Z","bundle_sha256":"253813683f37b9d7e2426762979b8d1c72dd6c38c2fddfd2138f6d0c2a2058c0"}}