{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:MBEGK3W2ABDQRZRH47XPIOB7IC","short_pith_number":"pith:MBEGK3W2","canonical_record":{"source":{"id":"1203.0670","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2012-03-03T17:47:21Z","cross_cats_sorted":[],"title_canon_sha256":"a5d4b8faeb46e177269d77178506466d709fe5fc1386b8f9fa7e0fd49fbf7758","abstract_canon_sha256":"90bdcc12d72988bc948912c99d456045959fa793469b43c088b9b89e0a44f679"},"schema_version":"1.0"},"canonical_sha256":"6048656eda004708e627e7eef4383f40995b1131b747093a501df8e20f30b21d","source":{"kind":"arxiv","id":"1203.0670","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.0670","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"arxiv_version","alias_value":"1203.0670v2","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.0670","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"pith_short_12","alias_value":"MBEGK3W2ABDQ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MBEGK3W2ABDQRZRH","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MBEGK3W2","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:MBEGK3W2ABDQRZRH47XPIOB7IC","target":"record","payload":{"canonical_record":{"source":{"id":"1203.0670","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2012-03-03T17:47:21Z","cross_cats_sorted":[],"title_canon_sha256":"a5d4b8faeb46e177269d77178506466d709fe5fc1386b8f9fa7e0fd49fbf7758","abstract_canon_sha256":"90bdcc12d72988bc948912c99d456045959fa793469b43c088b9b89e0a44f679"},"schema_version":"1.0"},"canonical_sha256":"6048656eda004708e627e7eef4383f40995b1131b747093a501df8e20f30b21d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:38.961403Z","signature_b64":"uXwoViwu/TN4I+kUYEtDB5PGIBhbXv9B+241DFm1Z0UX/cYkSItgiGqXsuU9C2+hD8F7p9y6DlQKtD0a4lWQDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6048656eda004708e627e7eef4383f40995b1131b747093a501df8e20f30b21d","last_reissued_at":"2026-05-18T01:37:38.960787Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:38.960787Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.0670","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":"2026-05-18T01:37:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fJ3F04VbiWOoQvKv2VfRthN+ZiYJrnXma10tvbea/VTE64uNhVh0La6gOfKt1LJs2gAFQo2BQExw3b76j9mMAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T00:10:14.341469Z"},"content_sha256":"3caab44b8b2bf04fed2f569cd1e6e41402fe54987fcc1a9dca20d9b2fac6970a","schema_version":"1.0","event_id":"sha256:3caab44b8b2bf04fed2f569cd1e6e41402fe54987fcc1a9dca20d9b2fac6970a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:MBEGK3W2ABDQRZRH47XPIOB7IC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Preservation of Strong Normalisation modulo permutations for the structural lambda-calculus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LO","authors_text":"Beniamino Accattoli (LIPN (CNRS, CNRS), Delia Kesner (PPS, Inria, LIX (Ecole Polytechnique)), Universite Paris-Diderot, Universite Paris-Nord)","submitted_at":"2012-03-03T17:47:21Z","abstract_excerpt":"Inspired by a recent graphical formalism for lambda-calculus based on linear logic technology, we introduce an untyped structural lambda-calculus, called lambda j, which combines actions at a distance with exponential rules decomposing the substitution by means of weakening, contraction and derelicition. First, we prove some fundamental properties of lambda j such as confluence and preservation of beta-strong normalisation. Second, we add a strong bisimulation to lambda j by means of an equational theory which captures in particular Regnier's sigma-equivalence. We then complete this bisimulati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.0670","kind":"arxiv","version":2},"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":"2026-05-18T01:37:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N921FrVJR0kIMu4E9fn5BL40brYw144GgtxYwNvl+Zgu5ouL07yE1nkhM+479aR4up1OY5ThY90QQ03H0MzUAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T00:10:14.342192Z"},"content_sha256":"bcf4271d5dd20ff24a591c1f7328703d5f2015828f9bd28f7d865ee55873d5eb","schema_version":"1.0","event_id":"sha256:bcf4271d5dd20ff24a591c1f7328703d5f2015828f9bd28f7d865ee55873d5eb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/bundle.json","state_url":"https://pith.science/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/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":"2026-06-01T00:10:14Z","links":{"resolver":"https://pith.science/pith/MBEGK3W2ABDQRZRH47XPIOB7IC","bundle":"https://pith.science/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/bundle.json","state":"https://pith.science/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MBEGK3W2ABDQRZRH47XPIOB7IC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:MBEGK3W2ABDQRZRH47XPIOB7IC","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":"90bdcc12d72988bc948912c99d456045959fa793469b43c088b9b89e0a44f679","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2012-03-03T17:47:21Z","title_canon_sha256":"a5d4b8faeb46e177269d77178506466d709fe5fc1386b8f9fa7e0fd49fbf7758"},"schema_version":"1.0","source":{"id":"1203.0670","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.0670","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"arxiv_version","alias_value":"1203.0670v2","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.0670","created_at":"2026-05-18T01:37:38Z"},{"alias_kind":"pith_short_12","alias_value":"MBEGK3W2ABDQ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MBEGK3W2ABDQRZRH","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MBEGK3W2","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:bcf4271d5dd20ff24a591c1f7328703d5f2015828f9bd28f7d865ee55873d5eb","target":"graph","created_at":"2026-05-18T01:37:38Z","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":"Inspired by a recent graphical formalism for lambda-calculus based on linear logic technology, we introduce an untyped structural lambda-calculus, called lambda j, which combines actions at a distance with exponential rules decomposing the substitution by means of weakening, contraction and derelicition. First, we prove some fundamental properties of lambda j such as confluence and preservation of beta-strong normalisation. Second, we add a strong bisimulation to lambda j by means of an equational theory which captures in particular Regnier's sigma-equivalence. We then complete this bisimulati","authors_text":"Beniamino Accattoli (LIPN (CNRS, CNRS), Delia Kesner (PPS, Inria, LIX (Ecole Polytechnique)), Universite Paris-Diderot, Universite Paris-Nord)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2012-03-03T17:47:21Z","title":"Preservation of Strong Normalisation modulo permutations for the structural lambda-calculus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.0670","kind":"arxiv","version":2},"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":"sha256:3caab44b8b2bf04fed2f569cd1e6e41402fe54987fcc1a9dca20d9b2fac6970a","target":"record","created_at":"2026-05-18T01:37:38Z","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":"90bdcc12d72988bc948912c99d456045959fa793469b43c088b9b89e0a44f679","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LO","submitted_at":"2012-03-03T17:47:21Z","title_canon_sha256":"a5d4b8faeb46e177269d77178506466d709fe5fc1386b8f9fa7e0fd49fbf7758"},"schema_version":"1.0","source":{"id":"1203.0670","kind":"arxiv","version":2}},"canonical_sha256":"6048656eda004708e627e7eef4383f40995b1131b747093a501df8e20f30b21d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6048656eda004708e627e7eef4383f40995b1131b747093a501df8e20f30b21d","first_computed_at":"2026-05-18T01:37:38.960787Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:38.960787Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uXwoViwu/TN4I+kUYEtDB5PGIBhbXv9B+241DFm1Z0UX/cYkSItgiGqXsuU9C2+hD8F7p9y6DlQKtD0a4lWQDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:38.961403Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.0670","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3caab44b8b2bf04fed2f569cd1e6e41402fe54987fcc1a9dca20d9b2fac6970a","sha256:bcf4271d5dd20ff24a591c1f7328703d5f2015828f9bd28f7d865ee55873d5eb"],"state_sha256":"0e440424786be99c686282188af189896aaccb79691f044b6b0495d844c97c9e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q83Nw23Vp7y0Kwd10lJzktAFAVqiGFUThCLQbyRnakzJgs2cAA2BMKaxPaoxQWFDbD7AVxMJB3xNhRA1s5RlDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T00:10:14.346348Z","bundle_sha256":"565378fa2bdb28f648fcfc6f72118a8ea279c890f5119419c43004da19fb46f2"}}