{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:RGQJVT47WPKFOQE6ZPI5CE5JZT","short_pith_number":"pith:RGQJVT47","canonical_record":{"source":{"id":"2511.12777","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-11-16T21:03:52Z","cross_cats_sorted":[],"title_canon_sha256":"4ab915a5e45b436506cc044169fd2ceb54579e9c3e678088811ab8826568b535","abstract_canon_sha256":"57f682a5b00261bd34172ac6f65d0db11b591798861324bf1a93f579ad9cdb4d"},"schema_version":"1.0"},"canonical_sha256":"89a09acf9fb3d457409ecbd1d113a9cce7eba71d796eb324a6f1b187169d6fe2","source":{"kind":"arxiv","id":"2511.12777","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.12777","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"arxiv_version","alias_value":"2511.12777v2","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.12777","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"pith_short_12","alias_value":"RGQJVT47WPKF","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"RGQJVT47WPKFOQE6","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"RGQJVT47","created_at":"2026-05-18T12:33:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:RGQJVT47WPKFOQE6ZPI5CE5JZT","target":"record","payload":{"canonical_record":{"source":{"id":"2511.12777","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-11-16T21:03:52Z","cross_cats_sorted":[],"title_canon_sha256":"4ab915a5e45b436506cc044169fd2ceb54579e9c3e678088811ab8826568b535","abstract_canon_sha256":"57f682a5b00261bd34172ac6f65d0db11b591798861324bf1a93f579ad9cdb4d"},"schema_version":"1.0"},"canonical_sha256":"89a09acf9fb3d457409ecbd1d113a9cce7eba71d796eb324a6f1b187169d6fe2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:10:11.862726Z","signature_b64":"NAWf7OUkw7Xh+DxouG8XA9DDSh7B+6gUJbgEW5My8Fnop+nEO07acSY5eOI47U7lPPCj4asgvL/GKzerVjCWAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89a09acf9fb3d457409ecbd1d113a9cce7eba71d796eb324a6f1b187169d6fe2","last_reissued_at":"2026-05-18T03:10:11.861759Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:10:11.861759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2511.12777","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":"2026-05-18T03:10:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YUtERYClBjmh5J2axRK5GaBEWzw6uWMZACTFSgDxYM3tZFAT7rpMe0LEn9sI5dsXSem2vXV1/Z9OEiaYXSPfAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:21:09.975801Z"},"content_sha256":"48aad7d33290954974bdafe56df407cc94cf56098ecc6903d6c8d9ce6200d106","schema_version":"1.0","event_id":"sha256:48aad7d33290954974bdafe56df407cc94cf56098ecc6903d6c8d9ce6200d106"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:RGQJVT47WPKFOQE6ZPI5CE5JZT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sdim: A Qudit Stabilizer Simulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension.","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Adeeb Kabir, Bart Sor\\'ee, Isaac H. Kim, James Keppens, Sohan Ghosh, Steven Nguyen, Tijil Kiran, Yipeng Huang","submitted_at":"2025-11-16T21:03:52Z","abstract_excerpt":"Quantum computers have steadily improved over the last decade, but developing fault-tolerant quantum computing (FTQC) techniques, required for useful, universal computation remains an ongoing effort. Key elements of FTQC such as error-correcting codes and decoding are supported by a rich bed of stabilizer simulation software such as Stim and CHP, which are essential for numerically characterizing these protocols at realistic scales. Recently, experimental groups have built nascent high-dimensional quantum hardware, known as qudits, which have a myriad of attractive properties for algorithms an"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"We introduce the first open-source realization of such a simulator for all dimensions.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the qudit stabilizer formalism admits an efficient simulation algorithm whose implementation matches the underlying physics for all tested dimensions and circuit sizes.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Sdim is the first open-source qudit stabilizer simulator supporting all dimensions, enabling circuit evaluation and sampling for qudit fault-tolerant quantum computing research.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"ef28d0bd25f9fdb65d71333a4e47d3d1bee0827f0badfc48b99f5a3815bdc090"},"source":{"id":"2511.12777","kind":"arxiv","version":2},"verdict":{"id":"52c66ce9-ff84-4c6e-98a3-507fd10ba38a","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-17T21:33:13.630334Z","strongest_claim":"We introduce the first open-source realization of such a simulator for all dimensions.","one_line_summary":"Sdim is the first open-source qudit stabilizer simulator supporting all dimensions, enabling circuit evaluation and sampling for qudit fault-tolerant quantum computing research.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the qudit stabilizer formalism admits an efficient simulation algorithm whose implementation matches the underlying physics for all tested dimensions and circuit sizes.","pith_extraction_headline":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension."},"references":{"count":79,"sample":[{"doi":"","year":2004,"title":"Scott Aaronson and Daniel Gottesman. 2004. Improved simulation of stabilizer circuits.Physical Review A70, 5 (Nov. 2004). doi:10.1103/ physreva.70.052328","work_id":"1fb41e69-73a3-40cb-a78f-dc7a86bf341f","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2024,"title":"Quantum error correction below the surface code threshold","work_id":"c57c86e9-7d3b-4013-b471-3689149dcc36","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1038/s41586-019-1666-5","year":2019,"title":"Arute et al., Quantum supremacy using a programmable superconducting processor, Nature 574, 505 (2019), doi:10.1038/s41586-019-1666-5","work_id":"39c8860f-db19-43fe-98b6-a367aaa5b3d8","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"10.1109/ismvl49045.2020.9345604","year":2020,"title":"Baker, Casey Duckering, and Frederic T","work_id":"19e73b22-2172-4d2d-911a-c484fb02646f","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2020,"title":"Baker, Casey Duckering, Pranav Gokhale, Natalie C","work_id":"322122d4-d655-4ff0-bca6-4626c06c0e30","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":79,"snapshot_sha256":"ce73065b94d49a7551a5b37461a0271719d0e911e32b1cd2a56503a989a64bd4","internal_anchors":3},"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":"52c66ce9-ff84-4c6e-98a3-507fd10ba38a"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:10:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9NXBWxD36O9SOVzLU9AT9fpXR1r9SoG9YGxyOhz7oTm7zeCpdFHOXQ/bVha8UunIatvlAaWrUQ1O155WqbypAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:21:09.976811Z"},"content_sha256":"90b47594537cfebcfccbecf9641cdb7e923b8c98f0e9c78708f0ab80103a40a6","schema_version":"1.0","event_id":"sha256:90b47594537cfebcfccbecf9641cdb7e923b8c98f0e9c78708f0ab80103a40a6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/bundle.json","state_url":"https://pith.science/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/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":"2026-05-25T10:21:09Z","links":{"resolver":"https://pith.science/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT","bundle":"https://pith.science/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/bundle.json","state":"https://pith.science/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RGQJVT47WPKFOQE6ZPI5CE5JZT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:RGQJVT47WPKFOQE6ZPI5CE5JZT","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":"57f682a5b00261bd34172ac6f65d0db11b591798861324bf1a93f579ad9cdb4d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-11-16T21:03:52Z","title_canon_sha256":"4ab915a5e45b436506cc044169fd2ceb54579e9c3e678088811ab8826568b535"},"schema_version":"1.0","source":{"id":"2511.12777","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.12777","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"arxiv_version","alias_value":"2511.12777v2","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.12777","created_at":"2026-05-18T03:10:11Z"},{"alias_kind":"pith_short_12","alias_value":"RGQJVT47WPKF","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"RGQJVT47WPKFOQE6","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"RGQJVT47","created_at":"2026-05-18T12:33:37Z"}],"graph_snapshots":[{"event_id":"sha256:90b47594537cfebcfccbecf9641cdb7e923b8c98f0e9c78708f0ab80103a40a6","target":"graph","created_at":"2026-05-18T03:10:11Z","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":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"We introduce the first open-source realization of such a simulator for all dimensions."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"That the qudit stabilizer formalism admits an efficient simulation algorithm whose implementation matches the underlying physics for all tested dimensions and circuit sizes."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"Sdim is the first open-source qudit stabilizer simulator supporting all dimensions, enabling circuit evaluation and sampling for qudit fault-tolerant quantum computing research."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension."}],"snapshot_sha256":"ef28d0bd25f9fdb65d71333a4e47d3d1bee0827f0badfc48b99f5a3815bdc090"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Quantum computers have steadily improved over the last decade, but developing fault-tolerant quantum computing (FTQC) techniques, required for useful, universal computation remains an ongoing effort. Key elements of FTQC such as error-correcting codes and decoding are supported by a rich bed of stabilizer simulation software such as Stim and CHP, which are essential for numerically characterizing these protocols at realistic scales. Recently, experimental groups have built nascent high-dimensional quantum hardware, known as qudits, which have a myriad of attractive properties for algorithms an","authors_text":"Adeeb Kabir, Bart Sor\\'ee, Isaac H. Kim, James Keppens, Sohan Ghosh, Steven Nguyen, Tijil Kiran, Yipeng Huang","cross_cats":[],"headline":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension.","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-11-16T21:03:52Z","title":"Sdim: A Qudit Stabilizer Simulator"},"references":{"count":79,"internal_anchors":3,"resolved_work":79,"sample":[{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":1,"title":"Scott Aaronson and Daniel Gottesman. 2004. Improved simulation of stabilizer circuits.Physical Review A70, 5 (Nov. 2004). doi:10.1103/ physreva.70.052328","work_id":"1fb41e69-73a3-40cb-a78f-dc7a86bf341f","year":2004},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":2,"title":"Quantum error correction below the surface code threshold","work_id":"c57c86e9-7d3b-4013-b471-3689149dcc36","year":2024},{"cited_arxiv_id":"","doi":"10.1038/s41586-019-1666-5","is_internal_anchor":false,"ref_index":3,"title":"Arute et al., Quantum supremacy using a programmable superconducting processor, Nature 574, 505 (2019), doi:10.1038/s41586-019-1666-5","work_id":"39c8860f-db19-43fe-98b6-a367aaa5b3d8","year":2019},{"cited_arxiv_id":"","doi":"10.1109/ismvl49045.2020.9345604","is_internal_anchor":false,"ref_index":4,"title":"Baker, Casey Duckering, and Frederic T","work_id":"19e73b22-2172-4d2d-911a-c484fb02646f","year":2020},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":5,"title":"Baker, Casey Duckering, Pranav Gokhale, Natalie C","work_id":"322122d4-d655-4ff0-bca6-4626c06c0e30","year":2020}],"snapshot_sha256":"ce73065b94d49a7551a5b37461a0271719d0e911e32b1cd2a56503a989a64bd4"},"source":{"id":"2511.12777","kind":"arxiv","version":2},"verdict":{"created_at":"2026-05-17T21:33:13.630334Z","id":"52c66ce9-ff84-4c6e-98a3-507fd10ba38a","model_set":{"reader":"grok-4.3"},"one_line_summary":"Sdim is the first open-source qudit stabilizer simulator supporting all dimensions, enabling circuit evaluation and sampling for qudit fault-tolerant quantum computing research.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Sdim provides the first open-source stabilizer simulator that works for qudits in any dimension.","strongest_claim":"We introduce the first open-source realization of such a simulator for all dimensions.","weakest_assumption":"That the qudit stabilizer formalism admits an efficient simulation algorithm whose implementation matches the underlying physics for all tested dimensions and circuit sizes."}},"verdict_id":"52c66ce9-ff84-4c6e-98a3-507fd10ba38a"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:48aad7d33290954974bdafe56df407cc94cf56098ecc6903d6c8d9ce6200d106","target":"record","created_at":"2026-05-18T03:10:11Z","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":"57f682a5b00261bd34172ac6f65d0db11b591798861324bf1a93f579ad9cdb4d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-11-16T21:03:52Z","title_canon_sha256":"4ab915a5e45b436506cc044169fd2ceb54579e9c3e678088811ab8826568b535"},"schema_version":"1.0","source":{"id":"2511.12777","kind":"arxiv","version":2}},"canonical_sha256":"89a09acf9fb3d457409ecbd1d113a9cce7eba71d796eb324a6f1b187169d6fe2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89a09acf9fb3d457409ecbd1d113a9cce7eba71d796eb324a6f1b187169d6fe2","first_computed_at":"2026-05-18T03:10:11.861759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:10:11.861759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NAWf7OUkw7Xh+DxouG8XA9DDSh7B+6gUJbgEW5My8Fnop+nEO07acSY5eOI47U7lPPCj4asgvL/GKzerVjCWAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:10:11.862726Z","signed_message":"canonical_sha256_bytes"},"source_id":"2511.12777","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:48aad7d33290954974bdafe56df407cc94cf56098ecc6903d6c8d9ce6200d106","sha256:90b47594537cfebcfccbecf9641cdb7e923b8c98f0e9c78708f0ab80103a40a6"],"state_sha256":"51485864197c4628a823c6c127d0d63fd998138dffd0f527c97d9263754fbb68"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XYWmpZIaTgUo+ReslB6dtVveqOzE8cyrf9QEeBEekgoiXP2c26XoH3QcEv+4FtcGjxRoDXhT33HUZGoANTNeBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T10:21:09.980430Z","bundle_sha256":"52a7fea58c5bd80c75b1866657785a24cd1319ffe93a3e872908d14401f51f62"}}