{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:AHLVD2IQCKH27IHGFEZ7RM2Y6T","short_pith_number":"pith:AHLVD2IQ","canonical_record":{"source":{"id":"1508.01527","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-06T20:10:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"0f536e2187cd86c4542fefd289ec9215384b0e65a1067fa3c2606e97246fb34e","abstract_canon_sha256":"8ca171eaa2e5df9608900743ce0725000298f46cd1450c614aaf8af1891a33b0"},"schema_version":"1.0"},"canonical_sha256":"01d751e910128fafa0e62933f8b358f4ef6a0c89fcac2e2106963664725603e3","source":{"kind":"arxiv","id":"1508.01527","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.01527","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"arxiv_version","alias_value":"1508.01527v3","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.01527","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"pith_short_12","alias_value":"AHLVD2IQCKH2","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_16","alias_value":"AHLVD2IQCKH27IHG","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_8","alias_value":"AHLVD2IQ","created_at":"2026-05-18T12:29:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:AHLVD2IQCKH27IHGFEZ7RM2Y6T","target":"record","payload":{"canonical_record":{"source":{"id":"1508.01527","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-06T20:10:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"0f536e2187cd86c4542fefd289ec9215384b0e65a1067fa3c2606e97246fb34e","abstract_canon_sha256":"8ca171eaa2e5df9608900743ce0725000298f46cd1450c614aaf8af1891a33b0"},"schema_version":"1.0"},"canonical_sha256":"01d751e910128fafa0e62933f8b358f4ef6a0c89fcac2e2106963664725603e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:37.194576Z","signature_b64":"R3TghpILkzfxoT54XxT/4KbNNu1pvkhJRdoODAy5Y/85QaF0HSp9ZAfI95OX+upK4y5IAOfLStyXgd+cTMUmAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01d751e910128fafa0e62933f8b358f4ef6a0c89fcac2e2106963664725603e3","last_reissued_at":"2026-05-18T01:22:37.194170Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:37.194170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.01527","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:22:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5aN+Zoq7TFkbRDUECWtuMknIdmHFni91kJ91/h8tzqTfQ/Xhmgh+z74Tl6SVXLPKQQxv6uzc22Jv/pKD7uKpDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T09:24:35.141501Z"},"content_sha256":"dae964551eaf7912137ed1012ad02f86a3d5d218ef68d50cfbea28bf05a7692e","schema_version":"1.0","event_id":"sha256:dae964551eaf7912137ed1012ad02f86a3d5d218ef68d50cfbea28bf05a7692e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:AHLVD2IQCKH27IHGFEZ7RM2Y6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effective Planck Mass and the Scale of Inflation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-th","authors_text":"Massimo Porrati, Matthew Kleban, Mehrdad Mirbabayi","submitted_at":"2015-08-06T20:10:20Z","abstract_excerpt":"A recent paper argued that it is not possible to infer the energy scale of inflation from the amplitude of tensor fluctuations in the Cosmic Microwave Background, because the usual connection is substantially altered if there are a large number of universally coupled fields present during inflation, with mass less than the inflationary Hubble scale. We give a simple argument demonstrating that this is incorrect."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.01527","kind":"arxiv","version":3},"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":"2026-05-18T01:22:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bKNc4w5diBTp06vfs44wJQsOY9IFZdM4VlTDRvcM071NJC3WyEwva5KLNSo6jMlxhOA46NrLqBCyeuE7cM62BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T09:24:35.141825Z"},"content_sha256":"909fc6b4aef0f73a4095ce89850bc955ed0c02549443d9d925101c2e95b3046d","schema_version":"1.0","event_id":"sha256:909fc6b4aef0f73a4095ce89850bc955ed0c02549443d9d925101c2e95b3046d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/bundle.json","state_url":"https://pith.science/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/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":"2026-06-27T09:24:35Z","links":{"resolver":"https://pith.science/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T","bundle":"https://pith.science/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/bundle.json","state":"https://pith.science/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AHLVD2IQCKH27IHGFEZ7RM2Y6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:AHLVD2IQCKH27IHGFEZ7RM2Y6T","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":"8ca171eaa2e5df9608900743ce0725000298f46cd1450c614aaf8af1891a33b0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-06T20:10:20Z","title_canon_sha256":"0f536e2187cd86c4542fefd289ec9215384b0e65a1067fa3c2606e97246fb34e"},"schema_version":"1.0","source":{"id":"1508.01527","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.01527","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"arxiv_version","alias_value":"1508.01527v3","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.01527","created_at":"2026-05-18T01:22:37Z"},{"alias_kind":"pith_short_12","alias_value":"AHLVD2IQCKH2","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_16","alias_value":"AHLVD2IQCKH27IHG","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_8","alias_value":"AHLVD2IQ","created_at":"2026-05-18T12:29:10Z"}],"graph_snapshots":[{"event_id":"sha256:909fc6b4aef0f73a4095ce89850bc955ed0c02549443d9d925101c2e95b3046d","target":"graph","created_at":"2026-05-18T01:22:37Z","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":"A recent paper argued that it is not possible to infer the energy scale of inflation from the amplitude of tensor fluctuations in the Cosmic Microwave Background, because the usual connection is substantially altered if there are a large number of universally coupled fields present during inflation, with mass less than the inflationary Hubble scale. We give a simple argument demonstrating that this is incorrect.","authors_text":"Massimo Porrati, Matthew Kleban, Mehrdad Mirbabayi","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-06T20:10:20Z","title":"Effective Planck Mass and the Scale of Inflation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.01527","kind":"arxiv","version":3},"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:dae964551eaf7912137ed1012ad02f86a3d5d218ef68d50cfbea28bf05a7692e","target":"record","created_at":"2026-05-18T01:22:37Z","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":"8ca171eaa2e5df9608900743ce0725000298f46cd1450c614aaf8af1891a33b0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-06T20:10:20Z","title_canon_sha256":"0f536e2187cd86c4542fefd289ec9215384b0e65a1067fa3c2606e97246fb34e"},"schema_version":"1.0","source":{"id":"1508.01527","kind":"arxiv","version":3}},"canonical_sha256":"01d751e910128fafa0e62933f8b358f4ef6a0c89fcac2e2106963664725603e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01d751e910128fafa0e62933f8b358f4ef6a0c89fcac2e2106963664725603e3","first_computed_at":"2026-05-18T01:22:37.194170Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:22:37.194170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R3TghpILkzfxoT54XxT/4KbNNu1pvkhJRdoODAy5Y/85QaF0HSp9ZAfI95OX+upK4y5IAOfLStyXgd+cTMUmAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:22:37.194576Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.01527","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dae964551eaf7912137ed1012ad02f86a3d5d218ef68d50cfbea28bf05a7692e","sha256:909fc6b4aef0f73a4095ce89850bc955ed0c02549443d9d925101c2e95b3046d"],"state_sha256":"53fc93004b5480eac81b19af39b4a8680f46930702571516d02959da84011fa3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"71nnCy/wN2rb6Lh3BGsVmEo/WWm4RsdpQNlh850T/FR2oKZezc6alLQ1vPiJHQfX4K26ubf9zLh8R6b6P5SJDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T09:24:35.143952Z","bundle_sha256":"5787b34587e30da320f15ba312073c2148dad0d55ff6880ddac3e3698b9487e9"}}