{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:6I2N4XJJJJ4K4IE6SKBJJ2S7CL","short_pith_number":"pith:6I2N4XJJ","canonical_record":{"source":{"id":"1606.07265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-06-23T10:47:37Z","cross_cats_sorted":[],"title_canon_sha256":"392937094ad8962320e04322a6b40800615b493fa8f84cffd740d583e9efe434","abstract_canon_sha256":"6a23823ba62aca1c907de84c7395337cbde05ef0d107bb77d911721313fa5bef"},"schema_version":"1.0"},"canonical_sha256":"f234de5d294a78ae209e928294ea5f12ee4454c5ddd3f13da760cea0140ce02d","source":{"kind":"arxiv","id":"1606.07265","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.07265","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"arxiv_version","alias_value":"1606.07265v1","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.07265","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"pith_short_12","alias_value":"6I2N4XJJJJ4K","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6I2N4XJJJJ4K4IE6","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6I2N4XJJ","created_at":"2026-05-18T12:30:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:6I2N4XJJJJ4K4IE6SKBJJ2S7CL","target":"record","payload":{"canonical_record":{"source":{"id":"1606.07265","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-06-23T10:47:37Z","cross_cats_sorted":[],"title_canon_sha256":"392937094ad8962320e04322a6b40800615b493fa8f84cffd740d583e9efe434","abstract_canon_sha256":"6a23823ba62aca1c907de84c7395337cbde05ef0d107bb77d911721313fa5bef"},"schema_version":"1.0"},"canonical_sha256":"f234de5d294a78ae209e928294ea5f12ee4454c5ddd3f13da760cea0140ce02d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:48.969242Z","signature_b64":"sybV0dhxvSbNblUHF2Jh9gVvxMZbivH/UvwlJ/5Ifii9Rnctv7D4URccZIqdD0YaKwELfPAlEoK/LLWcNXnrDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f234de5d294a78ae209e928294ea5f12ee4454c5ddd3f13da760cea0140ce02d","last_reissued_at":"2026-05-18T00:30:48.968680Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:48.968680Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.07265","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":"2026-05-18T00:30:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cltjWLMgG5vNSr6fbxxoKc8meSft9LDkPZkumMYlOp44hDyfvJ3pZR8zVsNIfhsTyyq+/weA9V9PUfxtmFa3Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:50:02.205203Z"},"content_sha256":"75707e903489092c6df1374655489492770f4631ba41601f4858ce8b34c7be44","schema_version":"1.0","event_id":"sha256:75707e903489092c6df1374655489492770f4631ba41601f4858ce8b34c7be44"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:6I2N4XJJJJ4K4IE6SKBJJ2S7CL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$\\Psi$-Epistemic Quantum Cosmology?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Karim P. Y. Th\\'ebault, Peter W. Evans, Sean Gryb","submitted_at":"2016-06-23T10:47:37Z","abstract_excerpt":"This paper provides a prospectus for a new way of thinking about the wavefunction of the universe: a $\\Psi$-epistemic quantum cosmology. We present a proposal that, if successfully implemented, would resolve the cosmological measurement problem and simultaneously allow us to think sensibly about probability and evolution in quantum cosmology. Our analysis draws upon recent work on the problem of time in quantum gravity, upon causally-symmetric local hidden variable theories, and upon a dynamical origin for the cosmological arrow of time. Our conclusion weighs the strengths and weaknesses of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.07265","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":"2026-05-18T00:30:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MtyxME/dd/Qq8i2PlXJHO/ArjQrqNbev7eruWyf5BLGwTG8PBkm1ARznpRgPXZMJZXqakciGXLsA2mrVnjspBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:50:02.205571Z"},"content_sha256":"e3f2e0b653357d5a31e715cce34dc6e6bfc84050c209ea03d863f1450fe603ec","schema_version":"1.0","event_id":"sha256:e3f2e0b653357d5a31e715cce34dc6e6bfc84050c209ea03d863f1450fe603ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/bundle.json","state_url":"https://pith.science/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/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":"2026-06-08T14:50:02Z","links":{"resolver":"https://pith.science/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL","bundle":"https://pith.science/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/bundle.json","state":"https://pith.science/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6I2N4XJJJJ4K4IE6SKBJJ2S7CL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:6I2N4XJJJJ4K4IE6SKBJJ2S7CL","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":"6a23823ba62aca1c907de84c7395337cbde05ef0d107bb77d911721313fa5bef","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-06-23T10:47:37Z","title_canon_sha256":"392937094ad8962320e04322a6b40800615b493fa8f84cffd740d583e9efe434"},"schema_version":"1.0","source":{"id":"1606.07265","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.07265","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"arxiv_version","alias_value":"1606.07265v1","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.07265","created_at":"2026-05-18T00:30:48Z"},{"alias_kind":"pith_short_12","alias_value":"6I2N4XJJJJ4K","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6I2N4XJJJJ4K4IE6","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6I2N4XJJ","created_at":"2026-05-18T12:30:01Z"}],"graph_snapshots":[{"event_id":"sha256:e3f2e0b653357d5a31e715cce34dc6e6bfc84050c209ea03d863f1450fe603ec","target":"graph","created_at":"2026-05-18T00:30:48Z","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":"This paper provides a prospectus for a new way of thinking about the wavefunction of the universe: a $\\Psi$-epistemic quantum cosmology. We present a proposal that, if successfully implemented, would resolve the cosmological measurement problem and simultaneously allow us to think sensibly about probability and evolution in quantum cosmology. Our analysis draws upon recent work on the problem of time in quantum gravity, upon causally-symmetric local hidden variable theories, and upon a dynamical origin for the cosmological arrow of time. Our conclusion weighs the strengths and weaknesses of th","authors_text":"Karim P. Y. Th\\'ebault, Peter W. Evans, Sean Gryb","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-06-23T10:47:37Z","title":"$\\Psi$-Epistemic Quantum Cosmology?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.07265","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":"sha256:75707e903489092c6df1374655489492770f4631ba41601f4858ce8b34c7be44","target":"record","created_at":"2026-05-18T00:30:48Z","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":"6a23823ba62aca1c907de84c7395337cbde05ef0d107bb77d911721313fa5bef","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-06-23T10:47:37Z","title_canon_sha256":"392937094ad8962320e04322a6b40800615b493fa8f84cffd740d583e9efe434"},"schema_version":"1.0","source":{"id":"1606.07265","kind":"arxiv","version":1}},"canonical_sha256":"f234de5d294a78ae209e928294ea5f12ee4454c5ddd3f13da760cea0140ce02d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f234de5d294a78ae209e928294ea5f12ee4454c5ddd3f13da760cea0140ce02d","first_computed_at":"2026-05-18T00:30:48.968680Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:48.968680Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sybV0dhxvSbNblUHF2Jh9gVvxMZbivH/UvwlJ/5Ifii9Rnctv7D4URccZIqdD0YaKwELfPAlEoK/LLWcNXnrDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:48.969242Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.07265","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:75707e903489092c6df1374655489492770f4631ba41601f4858ce8b34c7be44","sha256:e3f2e0b653357d5a31e715cce34dc6e6bfc84050c209ea03d863f1450fe603ec"],"state_sha256":"f366f623aeb9852948ecc04a1d35dace6b4f7d0027cc8bde92ede3364752d484"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eapF/m0381mxoP1XGiDuSbSJQXTENwDp8+HZV2zP6/zbRg0rzK/l8bQL679bZ60sI94dxNK8UjZSPGfHJlJYCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T14:50:02.207403Z","bundle_sha256":"294cc9a9c102c7234f381963a1013f82bb6f15d67a6f29606f69ede352abee92"}}