{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:XJP3IUXHO3HO633XKL5MHZAS6A","short_pith_number":"pith:XJP3IUXH","canonical_record":{"source":{"id":"2605.29651","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2026-05-28T09:15:34Z","cross_cats_sorted":[],"title_canon_sha256":"25b30734e26011c6129704e08a20a4d0c1bbcd3ae7f54044ef4159bd24818b05","abstract_canon_sha256":"8ba30c0037ae96deae0b591cd21ac7ab087d8ff2e2f13b0d6a53de9cfc623289"},"schema_version":"1.0"},"canonical_sha256":"ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92","source":{"kind":"arxiv","id":"2605.29651","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.29651","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.29651v1","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.29651","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_12","alias_value":"XJP3IUXHO3HO","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_16","alias_value":"XJP3IUXHO3HO633X","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_8","alias_value":"XJP3IUXH","created_at":"2026-05-29T01:05:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:XJP3IUXHO3HO633XKL5MHZAS6A","target":"record","payload":{"canonical_record":{"source":{"id":"2605.29651","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2026-05-28T09:15:34Z","cross_cats_sorted":[],"title_canon_sha256":"25b30734e26011c6129704e08a20a4d0c1bbcd3ae7f54044ef4159bd24818b05","abstract_canon_sha256":"8ba30c0037ae96deae0b591cd21ac7ab087d8ff2e2f13b0d6a53de9cfc623289"},"schema_version":"1.0"},"canonical_sha256":"ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-29T01:05:53.084050Z","signature_b64":"RtF5UjKhYNpFk/Cw3yEnvrFeiqKBI0Jd/Wwi28EXhNSVivNLx+BbLuFTLhYS6cn26aPWgen+Tc2urEUCG2hYDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92","last_reissued_at":"2026-05-29T01:05:53.083557Z","signature_status":"signed_v1","first_computed_at":"2026-05-29T01:05:53.083557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.29651","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":"2026-05-29T01:05:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ore/IMbvTa6e/VPm4qJjWcC2LwOK7ur+bfMIVv/GoaLhrbj1PEovvU8dJUUVxya8A22fdA8TTehCNRMNPv1dBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T15:55:55.748695Z"},"content_sha256":"ba07c659ec33b0bb26f05027ef1aff421146469746bff0b7ca81e923440639e8","schema_version":"1.0","event_id":"sha256:ba07c659ec33b0bb26f05027ef1aff421146469746bff0b7ca81e923440639e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:XJP3IUXHO3HO633XKL5MHZAS6A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scarcity Is Not Enough: An Impossibility Result for Linear Sybil Cost Under Parallelizable Resources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Homayoun Maleki, Igor Santos-Grueiro, Jon Legarda, Nekane Sainz","submitted_at":"2026-05-28T09:15:34Z","abstract_excerpt":"Permissionless systems resist Sybil attacks by binding influence to scarce resources. We show that scarcity alone is insufficient: the structural properties of the resource determine whether influence can be concentrated at sublinear cost through identity replication, delegation, or pooling.\n  We model this through the adversarial cost C(s,T): the minimum expenditure required to achieve influence proportional to s independent participation units over T windows. We prove that any resource satisfying divisibility, additivity of influence, temporal reusability, and identity transferability admits"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.29651","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/2605.29651/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":"2026-05-29T01:05:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bSL8297KxynRERs5GUx37It82hLjNAs5YXgodBkXshQHCqiJwt7320SCPa4VOqd5bhGMgOQ7nkxB3tIe0limAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T15:55:55.749070Z"},"content_sha256":"c3a132df79f1c5dc8df46af61361ef3eee88ad8f67e1128d3a15e6ce0049d1b3","schema_version":"1.0","event_id":"sha256:c3a132df79f1c5dc8df46af61361ef3eee88ad8f67e1128d3a15e6ce0049d1b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XJP3IUXHO3HO633XKL5MHZAS6A/bundle.json","state_url":"https://pith.science/pith/XJP3IUXHO3HO633XKL5MHZAS6A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XJP3IUXHO3HO633XKL5MHZAS6A/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":"2026-06-01T15:55:55Z","links":{"resolver":"https://pith.science/pith/XJP3IUXHO3HO633XKL5MHZAS6A","bundle":"https://pith.science/pith/XJP3IUXHO3HO633XKL5MHZAS6A/bundle.json","state":"https://pith.science/pith/XJP3IUXHO3HO633XKL5MHZAS6A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XJP3IUXHO3HO633XKL5MHZAS6A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:XJP3IUXHO3HO633XKL5MHZAS6A","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":"8ba30c0037ae96deae0b591cd21ac7ab087d8ff2e2f13b0d6a53de9cfc623289","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2026-05-28T09:15:34Z","title_canon_sha256":"25b30734e26011c6129704e08a20a4d0c1bbcd3ae7f54044ef4159bd24818b05"},"schema_version":"1.0","source":{"id":"2605.29651","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.29651","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.29651v1","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.29651","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_12","alias_value":"XJP3IUXHO3HO","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_16","alias_value":"XJP3IUXHO3HO633X","created_at":"2026-05-29T01:05:53Z"},{"alias_kind":"pith_short_8","alias_value":"XJP3IUXH","created_at":"2026-05-29T01:05:53Z"}],"graph_snapshots":[{"event_id":"sha256:c3a132df79f1c5dc8df46af61361ef3eee88ad8f67e1128d3a15e6ce0049d1b3","target":"graph","created_at":"2026-05-29T01:05:53Z","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/2605.29651/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Permissionless systems resist Sybil attacks by binding influence to scarce resources. We show that scarcity alone is insufficient: the structural properties of the resource determine whether influence can be concentrated at sublinear cost through identity replication, delegation, or pooling.\n  We model this through the adversarial cost C(s,T): the minimum expenditure required to achieve influence proportional to s independent participation units over T windows. We prove that any resource satisfying divisibility, additivity of influence, temporal reusability, and identity transferability admits","authors_text":"Homayoun Maleki, Igor Santos-Grueiro, Jon Legarda, Nekane Sainz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2026-05-28T09:15:34Z","title":"Scarcity Is Not Enough: An Impossibility Result for Linear Sybil Cost Under Parallelizable Resources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.29651","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:ba07c659ec33b0bb26f05027ef1aff421146469746bff0b7ca81e923440639e8","target":"record","created_at":"2026-05-29T01:05:53Z","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":"8ba30c0037ae96deae0b591cd21ac7ab087d8ff2e2f13b0d6a53de9cfc623289","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2026-05-28T09:15:34Z","title_canon_sha256":"25b30734e26011c6129704e08a20a4d0c1bbcd3ae7f54044ef4159bd24818b05"},"schema_version":"1.0","source":{"id":"2605.29651","kind":"arxiv","version":1}},"canonical_sha256":"ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ba5fb452e776ceef6f7752fac3e412f01f313bcdc084532208f0888789dc8c92","first_computed_at":"2026-05-29T01:05:53.083557Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-29T01:05:53.083557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RtF5UjKhYNpFk/Cw3yEnvrFeiqKBI0Jd/Wwi28EXhNSVivNLx+BbLuFTLhYS6cn26aPWgen+Tc2urEUCG2hYDA==","signature_status":"signed_v1","signed_at":"2026-05-29T01:05:53.084050Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.29651","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba07c659ec33b0bb26f05027ef1aff421146469746bff0b7ca81e923440639e8","sha256:c3a132df79f1c5dc8df46af61361ef3eee88ad8f67e1128d3a15e6ce0049d1b3"],"state_sha256":"670713b01a7c210b2317e59279b2549fe626a99ccf55363c5aa4262e1c5a7250"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w91Nr8Di+pXclbcw/wJo7jtAJ1F75hs4dRXxJ/pfLJ/KucQxYPyYeZjc6GqLlsEEG74dzdt9A1aeJ/uvG78DCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T15:55:55.751085Z","bundle_sha256":"21cf59c2cb5c1365c99eb0939ceb38be8851622de2b82d42d9a186f27e4d6de1"}}