{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:2E4BTGT3ONOX6WMAVDPKGHI6SU","short_pith_number":"pith:2E4BTGT3","canonical_record":{"source":{"id":"1403.5407","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-21T09:51:40Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"95f1ec3e99be734c178a9d31182282dae7d3e7a9978623ea5c8c8a786f0eefd6","abstract_canon_sha256":"3208a51b059ea33805b6f0b90e0c373f619d8e4f5a1309869cb865954964049e"},"schema_version":"1.0"},"canonical_sha256":"d138199a7b735d7f5980a8dea31d1e95169387b45e697719aa1acf477e66664d","source":{"kind":"arxiv","id":"1403.5407","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5407","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5407v2","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5407","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"pith_short_12","alias_value":"2E4BTGT3ONOX","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"2E4BTGT3ONOX6WMA","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"2E4BTGT3","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:2E4BTGT3ONOX6WMAVDPKGHI6SU","target":"record","payload":{"canonical_record":{"source":{"id":"1403.5407","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-21T09:51:40Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"95f1ec3e99be734c178a9d31182282dae7d3e7a9978623ea5c8c8a786f0eefd6","abstract_canon_sha256":"3208a51b059ea33805b6f0b90e0c373f619d8e4f5a1309869cb865954964049e"},"schema_version":"1.0"},"canonical_sha256":"d138199a7b735d7f5980a8dea31d1e95169387b45e697719aa1acf477e66664d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:39.437094Z","signature_b64":"HEggrG9eVgM97Pzrz2+gXX+eaZdrWjvqR5Oz4qB0c2Sz4cFQcmB5Mt9WA7LvkXLq/fH2VV/nieUriHcSQ1MKBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d138199a7b735d7f5980a8dea31d1e95169387b45e697719aa1acf477e66664d","last_reissued_at":"2026-05-18T02:45:39.436611Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:39.436611Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.5407","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":"2026-05-18T02:45:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wiwE15N1ykAQrO5j1HTXnVAu66aRuLGhqEgbhTUf1pWMAaTtV5aCirZOo4gB0Y6p9WHW382obiOIB6ZnTCB0Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:39:27.910140Z"},"content_sha256":"e1cc5397501f6eba6c3d7ec28f8eb96f6c43eb9e959c2d03b8d0273e3862f15a","schema_version":"1.0","event_id":"sha256:e1cc5397501f6eba6c3d7ec28f8eb96f6c43eb9e959c2d03b8d0273e3862f15a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:2E4BTGT3ONOX6WMAVDPKGHI6SU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reheating the Universe Once More: The Dissipation of Acoustic Waves as a Novel Probe of Primordial Inhomogeneities on Even Smaller Scales","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"Jun'ichi Yokoyama, Teruaki Suyama, Tomohiro Nakama","submitted_at":"2014-03-21T09:51:40Z","abstract_excerpt":"We provide a simple but robust bound on the primordial curvature perturbation in the range $10^4 {\\rm Mpc}^{-1} < k < 10^5 {\\rm Mpc}^{-1}$, which has not been constrained so far unlike low wavenumber modes. Perturbations on these scales dissipate the energy of their acoustic oscillations by the Silk damping after primordial nucleosynthesis but before the redshift $z \\sim 2 \\times 10^6$ and reheat the photon bath without invoking CMB distortions. This {\\it acoustic reheating} results in the decrease of the baryon-photon ratio. By combining independent measurements probing the nucleosynthesis er"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5407","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":"2026-05-18T02:45:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BXBVVYY9UP5uFIwzi+1wPTiLVoV500IZ2HmGh68PLWGq+ZlP235CxVGGzBpmb5rmVp4muPyfIUpVYagCurb4Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:39:27.910507Z"},"content_sha256":"492407cc669dd205db973dd17a81bfd6706e794312188b125a5d68e290aeabaf","schema_version":"1.0","event_id":"sha256:492407cc669dd205db973dd17a81bfd6706e794312188b125a5d68e290aeabaf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/bundle.json","state_url":"https://pith.science/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/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":"2026-05-30T01:39:27Z","links":{"resolver":"https://pith.science/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU","bundle":"https://pith.science/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/bundle.json","state":"https://pith.science/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2E4BTGT3ONOX6WMAVDPKGHI6SU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:2E4BTGT3ONOX6WMAVDPKGHI6SU","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":"3208a51b059ea33805b6f0b90e0c373f619d8e4f5a1309869cb865954964049e","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-21T09:51:40Z","title_canon_sha256":"95f1ec3e99be734c178a9d31182282dae7d3e7a9978623ea5c8c8a786f0eefd6"},"schema_version":"1.0","source":{"id":"1403.5407","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.5407","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"arxiv_version","alias_value":"1403.5407v2","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.5407","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"pith_short_12","alias_value":"2E4BTGT3ONOX","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"2E4BTGT3ONOX6WMA","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"2E4BTGT3","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:492407cc669dd205db973dd17a81bfd6706e794312188b125a5d68e290aeabaf","target":"graph","created_at":"2026-05-18T02:45:39Z","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 provide a simple but robust bound on the primordial curvature perturbation in the range $10^4 {\\rm Mpc}^{-1} < k < 10^5 {\\rm Mpc}^{-1}$, which has not been constrained so far unlike low wavenumber modes. Perturbations on these scales dissipate the energy of their acoustic oscillations by the Silk damping after primordial nucleosynthesis but before the redshift $z \\sim 2 \\times 10^6$ and reheat the photon bath without invoking CMB distortions. This {\\it acoustic reheating} results in the decrease of the baryon-photon ratio. By combining independent measurements probing the nucleosynthesis er","authors_text":"Jun'ichi Yokoyama, Teruaki Suyama, Tomohiro Nakama","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-21T09:51:40Z","title":"Reheating the Universe Once More: The Dissipation of Acoustic Waves as a Novel Probe of Primordial Inhomogeneities on Even Smaller Scales"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.5407","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:e1cc5397501f6eba6c3d7ec28f8eb96f6c43eb9e959c2d03b8d0273e3862f15a","target":"record","created_at":"2026-05-18T02:45:39Z","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":"3208a51b059ea33805b6f0b90e0c373f619d8e4f5a1309869cb865954964049e","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-21T09:51:40Z","title_canon_sha256":"95f1ec3e99be734c178a9d31182282dae7d3e7a9978623ea5c8c8a786f0eefd6"},"schema_version":"1.0","source":{"id":"1403.5407","kind":"arxiv","version":2}},"canonical_sha256":"d138199a7b735d7f5980a8dea31d1e95169387b45e697719aa1acf477e66664d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d138199a7b735d7f5980a8dea31d1e95169387b45e697719aa1acf477e66664d","first_computed_at":"2026-05-18T02:45:39.436611Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:39.436611Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HEggrG9eVgM97Pzrz2+gXX+eaZdrWjvqR5Oz4qB0c2Sz4cFQcmB5Mt9WA7LvkXLq/fH2VV/nieUriHcSQ1MKBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:39.437094Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.5407","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1cc5397501f6eba6c3d7ec28f8eb96f6c43eb9e959c2d03b8d0273e3862f15a","sha256:492407cc669dd205db973dd17a81bfd6706e794312188b125a5d68e290aeabaf"],"state_sha256":"3955ada4c96de68ccefb960a162accb486e54245d77436d6a2e06338e39a081a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XucOIFRyzkKWE7eAIXNo4i0r4HravSolxcCqda9SGj1TKOYnTOfx2gd73P4ftWbjB6iPRu5Dx0fm6U/LV5MDDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T01:39:27.912435Z","bundle_sha256":"780f6bc791b1fcad00ff4df794b86dc088fbde43a824627c3b8e7410485eb8e1"}}