{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:MYGHUCERRPIZ4PYFEEP74JNDR5","short_pith_number":"pith:MYGHUCER","canonical_record":{"source":{"id":"2408.08951","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-16T18:00:01Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"bce2b3139a9bad8ba30c7df1fa5b5f000ab9f397cdd92daf5fae651e78016fc0","abstract_canon_sha256":"69d051ab2d75666c1dc543d9d4af86761030979c2904a80d451e82beecb2d530"},"schema_version":"1.0"},"canonical_sha256":"660c7a08918bd19e3f05211ffe25a38f57ddf631a0e52528574e7a5eb5211f9b","source":{"kind":"arxiv","id":"2408.08951","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.08951","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"arxiv_version","alias_value":"2408.08951v2","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.08951","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_12","alias_value":"MYGHUCERRPIZ","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_16","alias_value":"MYGHUCERRPIZ4PYF","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_8","alias_value":"MYGHUCER","created_at":"2026-07-05T10:14:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:MYGHUCERRPIZ4PYFEEP74JNDR5","target":"record","payload":{"canonical_record":{"source":{"id":"2408.08951","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-16T18:00:01Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"bce2b3139a9bad8ba30c7df1fa5b5f000ab9f397cdd92daf5fae651e78016fc0","abstract_canon_sha256":"69d051ab2d75666c1dc543d9d4af86761030979c2904a80d451e82beecb2d530"},"schema_version":"1.0"},"canonical_sha256":"660c7a08918bd19e3f05211ffe25a38f57ddf631a0e52528574e7a5eb5211f9b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:14:44.365833Z","signature_b64":"LV54a0ssCQg8lJ4CLC4y5S7dJpkD6o5v81fCQzsV+n8/RPTQ8n2h2fEzz7SymrfjN1ygH92nwrSF64QSkUXVDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"660c7a08918bd19e3f05211ffe25a38f57ddf631a0e52528574e7a5eb5211f9b","last_reissued_at":"2026-07-05T10:14:44.365265Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:14:44.365265Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.08951","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":"2026-07-05T10:14:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WQgCs90v+W7BwK1E/vNhj6qond3mW+3BEhbJSQMI+OAvChmUcWM6H35Fz6YaDU3pLJC0fhC42PxmJ11f2j7tDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:05:21.289557Z"},"content_sha256":"7a7104123524b96feae8b927149b5d82b9b44fa98a8517181740609b19dd8e1b","schema_version":"1.0","event_id":"sha256:7a7104123524b96feae8b927149b5d82b9b44fa98a8517181740609b19dd8e1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:MYGHUCERRPIZ4PYFEEP74JNDR5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmological Quasiparticles and the Cosmological Collider","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Bharath Sambasivam, He Li, Jay Hubisz, Seung J. Lee","submitted_at":"2024-08-16T18:00:01Z","abstract_excerpt":"The interplay between cosmology and strongly coupled dynamics can yield transient spectral features that vanish at late times, but which may leave behind phenomenological signatures in the spectrum of primordial fluctuations. Of particular interest are strongly coupled extensions of the standard model featuring approximate conformal invariance. In flat space, the spectral density for a scalar operator in a conformal field theory is characterized by a continuum with scaling law governed by the dimension of the operator, and is otherwise featureless. AdS/CFT arguments suggest that for large $N$,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.08951","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/2408.08951/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":"2026-07-05T10:14:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D/nj8NlshXLhVLhp+o02WMemNHSRTv55dSQUoPY+NtsOA+6CBRxBTWYYzw1r7dorULLu4cJrjfyiPvNGKIB7Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T15:05:21.290056Z"},"content_sha256":"288be8802840e06f8afc52f240fab03913b68bf8cf680fb756a6befa7c40c2d3","schema_version":"1.0","event_id":"sha256:288be8802840e06f8afc52f240fab03913b68bf8cf680fb756a6befa7c40c2d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/bundle.json","state_url":"https://pith.science/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/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":"2026-08-06T15:05:21Z","links":{"resolver":"https://pith.science/pith/MYGHUCERRPIZ4PYFEEP74JNDR5","bundle":"https://pith.science/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/bundle.json","state":"https://pith.science/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MYGHUCERRPIZ4PYFEEP74JNDR5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MYGHUCERRPIZ4PYFEEP74JNDR5","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":"69d051ab2d75666c1dc543d9d4af86761030979c2904a80d451e82beecb2d530","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-16T18:00:01Z","title_canon_sha256":"bce2b3139a9bad8ba30c7df1fa5b5f000ab9f397cdd92daf5fae651e78016fc0"},"schema_version":"1.0","source":{"id":"2408.08951","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.08951","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"arxiv_version","alias_value":"2408.08951v2","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.08951","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_12","alias_value":"MYGHUCERRPIZ","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_16","alias_value":"MYGHUCERRPIZ4PYF","created_at":"2026-07-05T10:14:44Z"},{"alias_kind":"pith_short_8","alias_value":"MYGHUCER","created_at":"2026-07-05T10:14:44Z"}],"graph_snapshots":[{"event_id":"sha256:288be8802840e06f8afc52f240fab03913b68bf8cf680fb756a6befa7c40c2d3","target":"graph","created_at":"2026-07-05T10:14:44Z","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/2408.08951/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The interplay between cosmology and strongly coupled dynamics can yield transient spectral features that vanish at late times, but which may leave behind phenomenological signatures in the spectrum of primordial fluctuations. Of particular interest are strongly coupled extensions of the standard model featuring approximate conformal invariance. In flat space, the spectral density for a scalar operator in a conformal field theory is characterized by a continuum with scaling law governed by the dimension of the operator, and is otherwise featureless. AdS/CFT arguments suggest that for large $N$,","authors_text":"Bharath Sambasivam, He Li, Jay Hubisz, Seung J. Lee","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-16T18:00:01Z","title":"Cosmological Quasiparticles and the Cosmological Collider"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.08951","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":"sha256:7a7104123524b96feae8b927149b5d82b9b44fa98a8517181740609b19dd8e1b","target":"record","created_at":"2026-07-05T10:14:44Z","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":"69d051ab2d75666c1dc543d9d4af86761030979c2904a80d451e82beecb2d530","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-16T18:00:01Z","title_canon_sha256":"bce2b3139a9bad8ba30c7df1fa5b5f000ab9f397cdd92daf5fae651e78016fc0"},"schema_version":"1.0","source":{"id":"2408.08951","kind":"arxiv","version":2}},"canonical_sha256":"660c7a08918bd19e3f05211ffe25a38f57ddf631a0e52528574e7a5eb5211f9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"660c7a08918bd19e3f05211ffe25a38f57ddf631a0e52528574e7a5eb5211f9b","first_computed_at":"2026-07-05T10:14:44.365265Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:14:44.365265Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LV54a0ssCQg8lJ4CLC4y5S7dJpkD6o5v81fCQzsV+n8/RPTQ8n2h2fEzz7SymrfjN1ygH92nwrSF64QSkUXVDA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:14:44.365833Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.08951","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a7104123524b96feae8b927149b5d82b9b44fa98a8517181740609b19dd8e1b","sha256:288be8802840e06f8afc52f240fab03913b68bf8cf680fb756a6befa7c40c2d3"],"state_sha256":"a8f95916bc9037bb0328f4c5659c94858719b820e7e8c84992d2c06d30a63162"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1CrDNocMsL7BZKG04/usKwKoWQwTRLPoaQgcdRlYvDlGdPWHqE6hJVUTkilkZstity9FD4WQeOPj6e5aKSNUBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T15:05:21.295002Z","bundle_sha256":"062e5bb22f1aaf156c32661abb5ac09194fa214f6cb74b9208872f22bc4387e6"}}