{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FRCWYBPJUURZYY54FWWIHQX6RW","short_pith_number":"pith:FRCWYBPJ","canonical_record":{"source":{"id":"1705.05834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-05-16T14:51:27Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"f85ed0ce41d2ac8a5e960decb8bb95eb3373cbd347b6d94262bfa0153a968d41","abstract_canon_sha256":"a381778a2f551f0a94ca10c4a21c55c751cb310cafeaf7fc68046c96068d2877"},"schema_version":"1.0"},"canonical_sha256":"2c456c05e9a5239c63bc2dac83c2fe8d8e2f950b0fb4ef73ce74b0e1f0ba2859","source":{"kind":"arxiv","id":"1705.05834","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05834","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05834v1","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05834","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"pith_short_12","alias_value":"FRCWYBPJUURZ","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FRCWYBPJUURZYY54","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FRCWYBPJ","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FRCWYBPJUURZYY54FWWIHQX6RW","target":"record","payload":{"canonical_record":{"source":{"id":"1705.05834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-05-16T14:51:27Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"f85ed0ce41d2ac8a5e960decb8bb95eb3373cbd347b6d94262bfa0153a968d41","abstract_canon_sha256":"a381778a2f551f0a94ca10c4a21c55c751cb310cafeaf7fc68046c96068d2877"},"schema_version":"1.0"},"canonical_sha256":"2c456c05e9a5239c63bc2dac83c2fe8d8e2f950b0fb4ef73ce74b0e1f0ba2859","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:52.561929Z","signature_b64":"VHmOxqLAx1F0611ReqCkk0//4LKQqdrgKFmaMuZlRiaFJjZ7859T63zB7bNyVOxXmm36ae0wkvtsABvhmz1OBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c456c05e9a5239c63bc2dac83c2fe8d8e2f950b0fb4ef73ce74b0e1f0ba2859","last_reissued_at":"2026-05-18T00:38:52.561389Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:52.561389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.05834","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":"2026-05-18T00:38:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JQqQM1kqIX5FA6X1QM+xGnTF5aXoulPldP7xQzyKCgG19S9IMt/LDPEUekzQBvnF2RLXI9JOBtTjRj5+3yHpAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:53:58.813384Z"},"content_sha256":"fd49f807f39dd4cf3c26a84bf3cb2da2760071a0e217fb7c84d5b44305151988","schema_version":"1.0","event_id":"sha256:fd49f807f39dd4cf3c26a84bf3cb2da2760071a0e217fb7c84d5b44305151988"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FRCWYBPJUURZYY54FWWIHQX6RW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Inflationary Perturbations of Massive Higher-Spin Fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Alex Kehagias (NTUA), Antonio Riotto (Univ. of Geneva)","submitted_at":"2017-05-16T14:51:27Z","abstract_excerpt":"Cosmological perturbations of massive higher-spin fields are generated during inflation, but they decay on scales larger than the Hubble radius as a consequence of the Higuchi bound. By introducing suitable couplings to the inflaton field, we show that one can obtain statistical correlators of massive higher-spin fields which remain constant or decay very slowly outside the Hubble radius. This opens up the possibility of new observational signatures from inflation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05834","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":"2026-05-18T00:38:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZvE+9GAY6u+Dng8m4J+zVGM7jWKJRqB6WQu77h7afH0yDF276nIpJtJT/1OVX6WBk1zzCNqdhsAe2CguIHKyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T17:53:58.813824Z"},"content_sha256":"29127efeb5915f1167bc313ec3e80c7a578f53f9b8c989d653cb896f57273478","schema_version":"1.0","event_id":"sha256:29127efeb5915f1167bc313ec3e80c7a578f53f9b8c989d653cb896f57273478"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FRCWYBPJUURZYY54FWWIHQX6RW/bundle.json","state_url":"https://pith.science/pith/FRCWYBPJUURZYY54FWWIHQX6RW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FRCWYBPJUURZYY54FWWIHQX6RW/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":"2026-05-28T17:53:58Z","links":{"resolver":"https://pith.science/pith/FRCWYBPJUURZYY54FWWIHQX6RW","bundle":"https://pith.science/pith/FRCWYBPJUURZYY54FWWIHQX6RW/bundle.json","state":"https://pith.science/pith/FRCWYBPJUURZYY54FWWIHQX6RW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FRCWYBPJUURZYY54FWWIHQX6RW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FRCWYBPJUURZYY54FWWIHQX6RW","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":"a381778a2f551f0a94ca10c4a21c55c751cb310cafeaf7fc68046c96068d2877","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-05-16T14:51:27Z","title_canon_sha256":"f85ed0ce41d2ac8a5e960decb8bb95eb3373cbd347b6d94262bfa0153a968d41"},"schema_version":"1.0","source":{"id":"1705.05834","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05834","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05834v1","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05834","created_at":"2026-05-18T00:38:52Z"},{"alias_kind":"pith_short_12","alias_value":"FRCWYBPJUURZ","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FRCWYBPJUURZYY54","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FRCWYBPJ","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:29127efeb5915f1167bc313ec3e80c7a578f53f9b8c989d653cb896f57273478","target":"graph","created_at":"2026-05-18T00:38:52Z","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":"Cosmological perturbations of massive higher-spin fields are generated during inflation, but they decay on scales larger than the Hubble radius as a consequence of the Higuchi bound. By introducing suitable couplings to the inflaton field, we show that one can obtain statistical correlators of massive higher-spin fields which remain constant or decay very slowly outside the Hubble radius. This opens up the possibility of new observational signatures from inflation.","authors_text":"Alex Kehagias (NTUA), Antonio Riotto (Univ. of Geneva)","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-05-16T14:51:27Z","title":"On the Inflationary Perturbations of Massive Higher-Spin Fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05834","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:fd49f807f39dd4cf3c26a84bf3cb2da2760071a0e217fb7c84d5b44305151988","target":"record","created_at":"2026-05-18T00:38:52Z","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":"a381778a2f551f0a94ca10c4a21c55c751cb310cafeaf7fc68046c96068d2877","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-05-16T14:51:27Z","title_canon_sha256":"f85ed0ce41d2ac8a5e960decb8bb95eb3373cbd347b6d94262bfa0153a968d41"},"schema_version":"1.0","source":{"id":"1705.05834","kind":"arxiv","version":1}},"canonical_sha256":"2c456c05e9a5239c63bc2dac83c2fe8d8e2f950b0fb4ef73ce74b0e1f0ba2859","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c456c05e9a5239c63bc2dac83c2fe8d8e2f950b0fb4ef73ce74b0e1f0ba2859","first_computed_at":"2026-05-18T00:38:52.561389Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:38:52.561389Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VHmOxqLAx1F0611ReqCkk0//4LKQqdrgKFmaMuZlRiaFJjZ7859T63zB7bNyVOxXmm36ae0wkvtsABvhmz1OBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:38:52.561929Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.05834","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fd49f807f39dd4cf3c26a84bf3cb2da2760071a0e217fb7c84d5b44305151988","sha256:29127efeb5915f1167bc313ec3e80c7a578f53f9b8c989d653cb896f57273478"],"state_sha256":"fc33799bdf9a6aa22710c2b64a274a319d4b619ac56bffc9bb332b87fcfa10d5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/RkWovG+QqeG/yLWaKv5+2Gg0cguL/o9RQARh7n68gvAh+HKXHw4xcuNmUSvUZOiIEA9xxN31Qs25fLV6wubAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T17:53:58.816613Z","bundle_sha256":"f2f8115ce4e19998859156c90f309e03ac6109b597f9f233cf7d419274221bfc"}}