{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:NJM4JD2XTW4YMQBGRYC7KCBDKQ","short_pith_number":"pith:NJM4JD2X","canonical_record":{"source":{"id":"2502.04291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-02-06T18:34:59Z","cross_cats_sorted":[],"title_canon_sha256":"e69cc1872d9e112aa01a266d52b5bdb4a89b68776491946bcb2f96498c5c557f","abstract_canon_sha256":"f100b23f1bdca46a3470536d3d0bf9a9e9426ccb9a4826ec83d2ffd48000bcd8"},"schema_version":"1.0"},"canonical_sha256":"6a59c48f579db98640268e05f50823543f3d1f1c5ad4da12bea91c830d6102f4","source":{"kind":"arxiv","id":"2502.04291","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.04291","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"arxiv_version","alias_value":"2502.04291v1","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.04291","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_12","alias_value":"NJM4JD2XTW4Y","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_16","alias_value":"NJM4JD2XTW4YMQBG","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_8","alias_value":"NJM4JD2X","created_at":"2026-07-05T10:10:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:NJM4JD2XTW4YMQBGRYC7KCBDKQ","target":"record","payload":{"canonical_record":{"source":{"id":"2502.04291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-02-06T18:34:59Z","cross_cats_sorted":[],"title_canon_sha256":"e69cc1872d9e112aa01a266d52b5bdb4a89b68776491946bcb2f96498c5c557f","abstract_canon_sha256":"f100b23f1bdca46a3470536d3d0bf9a9e9426ccb9a4826ec83d2ffd48000bcd8"},"schema_version":"1.0"},"canonical_sha256":"6a59c48f579db98640268e05f50823543f3d1f1c5ad4da12bea91c830d6102f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:10:36.282119Z","signature_b64":"snmj7JVnFciT9L8tqQHz9tha7urOShRUFBq53vFU4Za5Np5EMqfR0dfhWv6F273I2HG+PhvgcmpYR4BlRcvzAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a59c48f579db98640268e05f50823543f3d1f1c5ad4da12bea91c830d6102f4","last_reissued_at":"2026-07-05T10:10:36.281671Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:10:36.281671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.04291","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":"2026-07-05T10:10:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b3OJsE5TNcrNOOa5nWVAFYk9z4TWaemhtH6AC4keZc2ztgMO7uGyMF1dq0ZGLKERPJXlJjbl7kjAyZswoSEiBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T16:58:55.562300Z"},"content_sha256":"60c8d275f1b9a1a75b5d45730f984c9e8113f976e14b8295b6e8ef14a7fc16f0","schema_version":"1.0","event_id":"sha256:60c8d275f1b9a1a75b5d45730f984c9e8113f976e14b8295b6e8ef14a7fc16f0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:NJM4JD2XTW4YMQBGRYC7KCBDKQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Identifying hard native instances for the maximum independent set problem on neutral atoms quantum processors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Aymeric Fran\\c{c}ois, Constantin Dalyac, Florian Sikora, Lo\\\"ic Henriet, Lucas Leclerc, Malory Marin, Monique Witt Garzillo, Pierre Cazals, R\\'emi Watrigant, Vittorio Vitale, Wesley da Silva Coelho, Yassine Naghmouchi","submitted_at":"2025-02-06T18:34:59Z","abstract_excerpt":"The Maximum Independent Set (MIS) problem is a fundamental combinatorial optimization task that can be naturally mapped onto the Ising Hamiltonian of neutral atom quantum processors. Given its connection to NP-hard problems and real-world applications, there has been significant experimental interest in exploring quantum advantage for MIS. Pioneering experiments on King's Lattice graphs suggested a quadratic speed-up over simulated annealing, but recent benchmarks using state-of-the-art methods found no clear advantage, likely due to the structured nature of the tested instances. In this work,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.04291","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.04291/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T10:10:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tLRb/fJndgpeMzySNiuCb2hOJrRKcb4kDYcsJx3AQSjjvrLtuBPdi6j/Ei2Ndc32Zml3f0gOIf7LK1TvciYIBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T16:58:55.562676Z"},"content_sha256":"f096a5a700f8ebca1ad6b6cd83ec8d4673cc111b6c06f61b6788ab2af79d69bf","schema_version":"1.0","event_id":"sha256:f096a5a700f8ebca1ad6b6cd83ec8d4673cc111b6c06f61b6788ab2af79d69bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/bundle.json","state_url":"https://pith.science/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/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":"2026-07-14T16:58:55Z","links":{"resolver":"https://pith.science/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ","bundle":"https://pith.science/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/bundle.json","state":"https://pith.science/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NJM4JD2XTW4YMQBGRYC7KCBDKQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:NJM4JD2XTW4YMQBGRYC7KCBDKQ","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":"f100b23f1bdca46a3470536d3d0bf9a9e9426ccb9a4826ec83d2ffd48000bcd8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-02-06T18:34:59Z","title_canon_sha256":"e69cc1872d9e112aa01a266d52b5bdb4a89b68776491946bcb2f96498c5c557f"},"schema_version":"1.0","source":{"id":"2502.04291","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.04291","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"arxiv_version","alias_value":"2502.04291v1","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.04291","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_12","alias_value":"NJM4JD2XTW4Y","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_16","alias_value":"NJM4JD2XTW4YMQBG","created_at":"2026-07-05T10:10:36Z"},{"alias_kind":"pith_short_8","alias_value":"NJM4JD2X","created_at":"2026-07-05T10:10:36Z"}],"graph_snapshots":[{"event_id":"sha256:f096a5a700f8ebca1ad6b6cd83ec8d4673cc111b6c06f61b6788ab2af79d69bf","target":"graph","created_at":"2026-07-05T10:10:36Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2502.04291/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Maximum Independent Set (MIS) problem is a fundamental combinatorial optimization task that can be naturally mapped onto the Ising Hamiltonian of neutral atom quantum processors. Given its connection to NP-hard problems and real-world applications, there has been significant experimental interest in exploring quantum advantage for MIS. Pioneering experiments on King's Lattice graphs suggested a quadratic speed-up over simulated annealing, but recent benchmarks using state-of-the-art methods found no clear advantage, likely due to the structured nature of the tested instances. In this work,","authors_text":"Aymeric Fran\\c{c}ois, Constantin Dalyac, Florian Sikora, Lo\\\"ic Henriet, Lucas Leclerc, Malory Marin, Monique Witt Garzillo, Pierre Cazals, R\\'emi Watrigant, Vittorio Vitale, Wesley da Silva Coelho, Yassine Naghmouchi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-02-06T18:34:59Z","title":"Identifying hard native instances for the maximum independent set problem on neutral atoms quantum processors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.04291","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":"sha256:60c8d275f1b9a1a75b5d45730f984c9e8113f976e14b8295b6e8ef14a7fc16f0","target":"record","created_at":"2026-07-05T10:10:36Z","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":"f100b23f1bdca46a3470536d3d0bf9a9e9426ccb9a4826ec83d2ffd48000bcd8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-02-06T18:34:59Z","title_canon_sha256":"e69cc1872d9e112aa01a266d52b5bdb4a89b68776491946bcb2f96498c5c557f"},"schema_version":"1.0","source":{"id":"2502.04291","kind":"arxiv","version":1}},"canonical_sha256":"6a59c48f579db98640268e05f50823543f3d1f1c5ad4da12bea91c830d6102f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a59c48f579db98640268e05f50823543f3d1f1c5ad4da12bea91c830d6102f4","first_computed_at":"2026-07-05T10:10:36.281671Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:10:36.281671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"snmj7JVnFciT9L8tqQHz9tha7urOShRUFBq53vFU4Za5Np5EMqfR0dfhWv6F273I2HG+PhvgcmpYR4BlRcvzAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:10:36.282119Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.04291","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:60c8d275f1b9a1a75b5d45730f984c9e8113f976e14b8295b6e8ef14a7fc16f0","sha256:f096a5a700f8ebca1ad6b6cd83ec8d4673cc111b6c06f61b6788ab2af79d69bf"],"state_sha256":"b4bc8558deb846901452cdac51c9a795a11c0a81aacdca1ab48408dd0f759d7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xp8SduVZTNa/oZMOrd3ZHp3d+1zf9ai+OhKWTlHJJhNxkMUAmLHYErnTLdWhy2oaGafjOlwu/QbTunFov/K3CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-14T16:58:55.564857Z","bundle_sha256":"5e466a9dc750939c024d4da161de61523cf40ef9761450d1f6653c9c98242e6a"}}