{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:AHONZZJVBRDUUF3CJ3EYMIHZTY","short_pith_number":"pith:AHONZZJV","canonical_record":{"source":{"id":"1403.6310","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-25T11:31:18Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2aff21345f81d988a1585a8f833da8acf856e23411ae3a670efcae3e429d14a8","abstract_canon_sha256":"dd210d2cd3f980bf85d5dd9fb17f845cb9a523bf583b3a2ed509e4c3e6f3b077"},"schema_version":"1.0"},"canonical_sha256":"01dcdce5350c474a17624ec98620f99e3902b6bd04b9ce5473bccbaea3e377c5","source":{"kind":"arxiv","id":"1403.6310","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.6310","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"arxiv_version","alias_value":"1403.6310v2","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.6310","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"pith_short_12","alias_value":"AHONZZJVBRDU","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AHONZZJVBRDUUF3C","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AHONZZJV","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:AHONZZJVBRDUUF3CJ3EYMIHZTY","target":"record","payload":{"canonical_record":{"source":{"id":"1403.6310","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-25T11:31:18Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2aff21345f81d988a1585a8f833da8acf856e23411ae3a670efcae3e429d14a8","abstract_canon_sha256":"dd210d2cd3f980bf85d5dd9fb17f845cb9a523bf583b3a2ed509e4c3e6f3b077"},"schema_version":"1.0"},"canonical_sha256":"01dcdce5350c474a17624ec98620f99e3902b6bd04b9ce5473bccbaea3e377c5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:51:33.137153Z","signature_b64":"C0B56mgA3+7Pmv7977yaNTrF6V+z3p/b9aFs5u//3tYeD9cKa2dzYcpeXQfoJYEhPeBUoU38IOFd459c5ixPCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01dcdce5350c474a17624ec98620f99e3902b6bd04b9ce5473bccbaea3e377c5","last_reissued_at":"2026-05-18T02:51:33.136550Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:51:33.136550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.6310","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":"2026-05-18T02:51:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lz41uZgOLHbJmvfvVvzMyHtJnIDj12//3Jb3IXbJYVhU51j7RYziwxuJKq4YVOAyf+osUm41qLU1qBjUP/jeCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:48:45.676011Z"},"content_sha256":"629cc7edd726a56e25755cfca2d2a87613c15d2c4ca1b8844ab0f84e8762bffe","schema_version":"1.0","event_id":"sha256:629cc7edd726a56e25755cfca2d2a87613c15d2c4ca1b8844ab0f84e8762bffe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:AHONZZJVBRDUUF3CJ3EYMIHZTY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How much can we learn about the physics of inflation?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Scott Dodelson","submitted_at":"2014-03-25T11:31:18Z","abstract_excerpt":"The recent BICEP2 measurement of B-modes in the polarization of the cosmic microwave background suggests that inflation was driven by a field at an energy scale of $2\\times 10^{16}$ GeV. I explore the potential of upcoming CMB polarization experiments to further constrain the physics underlying inflation. If the signal is confirmed, then two sets of experiments covering larger area will shed light on inflation. Low resolution measurements can pin down the tensor to scalar ratio at the percent level, thereby distinguishing models from one another. A high angular resolution experiment will be ne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.6310","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":"2026-05-18T02:51:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ahjnIu5P9gGqAQZpTb4H7OGxKt2nI6KhkW/QcIkR4rW5tN7ffqftrq6XNbwtS5x5Y+17ZeadMLLxmwfuC8OOBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:48:45.676695Z"},"content_sha256":"46f8d4fcd61dacbd45a950b53d2a482f91fa01f6c7592c16d2d8b5d1b30f26a5","schema_version":"1.0","event_id":"sha256:46f8d4fcd61dacbd45a950b53d2a482f91fa01f6c7592c16d2d8b5d1b30f26a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/bundle.json","state_url":"https://pith.science/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/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":"2026-05-30T19:48:45Z","links":{"resolver":"https://pith.science/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY","bundle":"https://pith.science/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/bundle.json","state":"https://pith.science/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AHONZZJVBRDUUF3CJ3EYMIHZTY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AHONZZJVBRDUUF3CJ3EYMIHZTY","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":"dd210d2cd3f980bf85d5dd9fb17f845cb9a523bf583b3a2ed509e4c3e6f3b077","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-25T11:31:18Z","title_canon_sha256":"2aff21345f81d988a1585a8f833da8acf856e23411ae3a670efcae3e429d14a8"},"schema_version":"1.0","source":{"id":"1403.6310","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.6310","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"arxiv_version","alias_value":"1403.6310v2","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.6310","created_at":"2026-05-18T02:51:33Z"},{"alias_kind":"pith_short_12","alias_value":"AHONZZJVBRDU","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AHONZZJVBRDUUF3C","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AHONZZJV","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:46f8d4fcd61dacbd45a950b53d2a482f91fa01f6c7592c16d2d8b5d1b30f26a5","target":"graph","created_at":"2026-05-18T02:51:33Z","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":"The recent BICEP2 measurement of B-modes in the polarization of the cosmic microwave background suggests that inflation was driven by a field at an energy scale of $2\\times 10^{16}$ GeV. I explore the potential of upcoming CMB polarization experiments to further constrain the physics underlying inflation. If the signal is confirmed, then two sets of experiments covering larger area will shed light on inflation. Low resolution measurements can pin down the tensor to scalar ratio at the percent level, thereby distinguishing models from one another. A high angular resolution experiment will be ne","authors_text":"Scott Dodelson","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-25T11:31:18Z","title":"How much can we learn about the physics of inflation?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.6310","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":"sha256:629cc7edd726a56e25755cfca2d2a87613c15d2c4ca1b8844ab0f84e8762bffe","target":"record","created_at":"2026-05-18T02:51:33Z","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":"dd210d2cd3f980bf85d5dd9fb17f845cb9a523bf583b3a2ed509e4c3e6f3b077","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-03-25T11:31:18Z","title_canon_sha256":"2aff21345f81d988a1585a8f833da8acf856e23411ae3a670efcae3e429d14a8"},"schema_version":"1.0","source":{"id":"1403.6310","kind":"arxiv","version":2}},"canonical_sha256":"01dcdce5350c474a17624ec98620f99e3902b6bd04b9ce5473bccbaea3e377c5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01dcdce5350c474a17624ec98620f99e3902b6bd04b9ce5473bccbaea3e377c5","first_computed_at":"2026-05-18T02:51:33.136550Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:51:33.136550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C0B56mgA3+7Pmv7977yaNTrF6V+z3p/b9aFs5u//3tYeD9cKa2dzYcpeXQfoJYEhPeBUoU38IOFd459c5ixPCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:51:33.137153Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.6310","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:629cc7edd726a56e25755cfca2d2a87613c15d2c4ca1b8844ab0f84e8762bffe","sha256:46f8d4fcd61dacbd45a950b53d2a482f91fa01f6c7592c16d2d8b5d1b30f26a5"],"state_sha256":"d54b4447e8f45ce14e2396e171676bddc9ded1d5872447eab7710c58efa22aff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PgtCQonONZTJgtS8qpdI4L2a4sp+DA4M8OqqyMLNunemnWsLyUcbHD3JzfzBcCtTaymrDvoFdbtSTTnNpivzDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T19:48:45.679996Z","bundle_sha256":"51429d89c16ece684cc2b5dd07dcccdb3d03b318d7e590689fa3ae2d6167f63e"}}