{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:K5B5MSYKUYJEM6AIHV5LYNUFW6","short_pith_number":"pith:K5B5MSYK","canonical_record":{"source":{"id":"0801.2564","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2008-01-16T20:17:33Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"8186aed7e17b290bfa37aeec970a42d853a0cade4c0d51342939e0ed7134fdff","abstract_canon_sha256":"c2b3e6230bb3c4fa01a3cfc7f75a3e4e6344e72ad2e66395a6887cac9b781eee"},"schema_version":"1.0"},"canonical_sha256":"5743d64b0aa6124678083d7abc3685b786eb34fa766e1db5ddd363cca35257b2","source":{"kind":"arxiv","id":"0801.2564","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0801.2564","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"arxiv_version","alias_value":"0801.2564v1","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0801.2564","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"pith_short_12","alias_value":"K5B5MSYKUYJE","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"K5B5MSYKUYJEM6AI","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"K5B5MSYK","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:K5B5MSYKUYJEM6AIHV5LYNUFW6","target":"record","payload":{"canonical_record":{"source":{"id":"0801.2564","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2008-01-16T20:17:33Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"8186aed7e17b290bfa37aeec970a42d853a0cade4c0d51342939e0ed7134fdff","abstract_canon_sha256":"c2b3e6230bb3c4fa01a3cfc7f75a3e4e6344e72ad2e66395a6887cac9b781eee"},"schema_version":"1.0"},"canonical_sha256":"5743d64b0aa6124678083d7abc3685b786eb34fa766e1db5ddd363cca35257b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:32:59.147507Z","signature_b64":"EbEqJOnRiVKwVHk3nZs27fE/QEglAk9CrKM3ZKxkdb39cmHvnI5d+O5/N2psWRxVrs1Qt9W+jERidSOtpa12CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5743d64b0aa6124678083d7abc3685b786eb34fa766e1db5ddd363cca35257b2","last_reissued_at":"2026-05-18T03:32:59.146805Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:32:59.146805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0801.2564","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":"2026-05-18T03:32:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EMfxTxO1+9dFhPYbC39QOnmSgtvz5pWEdC6bA/isPNJufscAMwhWKV8LbNHQdwDHJ3Q2/YbG68/qFDymf5s1CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:26:11.483887Z"},"content_sha256":"4029235799a0e3cb6a34276eb6beff0bebea76763f8835cf65de5526b92730f6","schema_version":"1.0","event_id":"sha256:4029235799a0e3cb6a34276eb6beff0bebea76763f8835cf65de5526b92730f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:K5B5MSYKUYJEM6AIHV5LYNUFW6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modern space-time and undecidability","license":"","headline":"","cross_cats":["hep-th","quant-ph"],"primary_cat":"gr-qc","authors_text":"Jorge Pullin, Rodolfo Gambini","submitted_at":"2008-01-16T20:17:33Z","abstract_excerpt":"The picture of space-time that Minkowski created in 1907 has been followed by two important developments in physics not contained in the original picture: general relativity and quantum mechanics. We will argue that the use of concepts of those theories to construct space-time implies conceptual modifications in quantum mechanics. In particular one can construct a viable picture of quantum mechanics without a reduction process that has outcomes equivalent to a picture with a reduction process. One therefore has two theories that are entirely equivalent experimentally but profoundly different i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0801.2564","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":"2026-05-18T03:32:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BQs/OBr8Acwja8fiViEgOYfxQ1uB6xfMOwSvIqEwk5GLonUdSdhuFOeqMt9bKVJHxb15rx36Cqb6DR36I5BdBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:26:11.484226Z"},"content_sha256":"2b578a939d1f0779a87b48d2634f4c4009242ba652afcda34e244d10e83bb825","schema_version":"1.0","event_id":"sha256:2b578a939d1f0779a87b48d2634f4c4009242ba652afcda34e244d10e83bb825"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/bundle.json","state_url":"https://pith.science/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/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":"2026-05-30T12:26:11Z","links":{"resolver":"https://pith.science/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6","bundle":"https://pith.science/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/bundle.json","state":"https://pith.science/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K5B5MSYKUYJEM6AIHV5LYNUFW6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:K5B5MSYKUYJEM6AIHV5LYNUFW6","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":"c2b3e6230bb3c4fa01a3cfc7f75a3e4e6344e72ad2e66395a6887cac9b781eee","cross_cats_sorted":["hep-th","quant-ph"],"license":"","primary_cat":"gr-qc","submitted_at":"2008-01-16T20:17:33Z","title_canon_sha256":"8186aed7e17b290bfa37aeec970a42d853a0cade4c0d51342939e0ed7134fdff"},"schema_version":"1.0","source":{"id":"0801.2564","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0801.2564","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"arxiv_version","alias_value":"0801.2564v1","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0801.2564","created_at":"2026-05-18T03:32:59Z"},{"alias_kind":"pith_short_12","alias_value":"K5B5MSYKUYJE","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"K5B5MSYKUYJEM6AI","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"K5B5MSYK","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:2b578a939d1f0779a87b48d2634f4c4009242ba652afcda34e244d10e83bb825","target":"graph","created_at":"2026-05-18T03:32:59Z","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 picture of space-time that Minkowski created in 1907 has been followed by two important developments in physics not contained in the original picture: general relativity and quantum mechanics. We will argue that the use of concepts of those theories to construct space-time implies conceptual modifications in quantum mechanics. In particular one can construct a viable picture of quantum mechanics without a reduction process that has outcomes equivalent to a picture with a reduction process. One therefore has two theories that are entirely equivalent experimentally but profoundly different i","authors_text":"Jorge Pullin, Rodolfo Gambini","cross_cats":["hep-th","quant-ph"],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2008-01-16T20:17:33Z","title":"Modern space-time and undecidability"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0801.2564","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":"sha256:4029235799a0e3cb6a34276eb6beff0bebea76763f8835cf65de5526b92730f6","target":"record","created_at":"2026-05-18T03:32:59Z","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":"c2b3e6230bb3c4fa01a3cfc7f75a3e4e6344e72ad2e66395a6887cac9b781eee","cross_cats_sorted":["hep-th","quant-ph"],"license":"","primary_cat":"gr-qc","submitted_at":"2008-01-16T20:17:33Z","title_canon_sha256":"8186aed7e17b290bfa37aeec970a42d853a0cade4c0d51342939e0ed7134fdff"},"schema_version":"1.0","source":{"id":"0801.2564","kind":"arxiv","version":1}},"canonical_sha256":"5743d64b0aa6124678083d7abc3685b786eb34fa766e1db5ddd363cca35257b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5743d64b0aa6124678083d7abc3685b786eb34fa766e1db5ddd363cca35257b2","first_computed_at":"2026-05-18T03:32:59.146805Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:32:59.146805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EbEqJOnRiVKwVHk3nZs27fE/QEglAk9CrKM3ZKxkdb39cmHvnI5d+O5/N2psWRxVrs1Qt9W+jERidSOtpa12CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:32:59.147507Z","signed_message":"canonical_sha256_bytes"},"source_id":"0801.2564","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4029235799a0e3cb6a34276eb6beff0bebea76763f8835cf65de5526b92730f6","sha256:2b578a939d1f0779a87b48d2634f4c4009242ba652afcda34e244d10e83bb825"],"state_sha256":"67899037d3ee1905b4c3c9dd8e3fda5f8ba67f6fb5ae1c69df5f8c2dd9c914d8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y9As7IYPPdhgGD/BPER5iVp9Y1wPZDg7rG61fW3/uEsMZV6xtDbjLAIibDfx460wu3/wLZ7xBgInWrOUftjZCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T12:26:11.486154Z","bundle_sha256":"1e642bd5f8a6e190be41627883d9de868ba294a4fab33b2fb45f7db9f8c0a7f7"}}