{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:BKSDH3NRWVPH6MMPZLH77EAE3J","short_pith_number":"pith:BKSDH3NR","schema_version":"1.0","canonical_sha256":"0aa433edb1b55e7f318fcacfff9004da48464efca9e1fe78b05ada995b08ff9e","source":{"kind":"arxiv","id":"cs/0503067","version":5},"attestation_state":"computed","paper":{"title":"Contextual equivalence for higher-order pi-calculus revisited","license":"","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Alan Jeffrey, Julian Rathke","submitted_at":"2005-03-24T13:03:15Z","abstract_excerpt":"The higher-order pi-calculus is an extension of the pi-calculus to allow communication of abstractions of processes rather than names alone. It has been studied intensively by Sangiorgi in his thesis where a characterisation of a contextual equivalence for higher-order pi-calculus is provided using labelled transition systems and normal bisimulations. Unfortunately the proof technique used there requires a restriction of the language to only allow finite types. We revisit this calculus and offer an alternative presentation of the labelled transition system and a novel proof technique which all"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"cs/0503067","kind":"arxiv","version":5},"metadata":{"license":"","primary_cat":"cs.PL","submitted_at":"2005-03-24T13:03:15Z","cross_cats_sorted":[],"title_canon_sha256":"8c8d7cce6b1646c903142dd8297db99e8f20b70caac8dc1f43eb2d6328a1fa43","abstract_canon_sha256":"d07e4c427b21fd1a3e485d0f3effb6ed6afa19278e47feb6d639b8ed1734ccb3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:03.517713Z","signature_b64":"gkXnqi1BHH6iie+tx8pwx9yQM6VcxCnpIslbCASMs0nCiSIogteBODCm0263IN1gpN3gXVhCzQrrkAgWUmBCDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0aa433edb1b55e7f318fcacfff9004da48464efca9e1fe78b05ada995b08ff9e","last_reissued_at":"2026-05-18T00:53:03.517204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:03.517204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Contextual equivalence for higher-order pi-calculus revisited","license":"","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Alan Jeffrey, Julian Rathke","submitted_at":"2005-03-24T13:03:15Z","abstract_excerpt":"The higher-order pi-calculus is an extension of the pi-calculus to allow communication of abstractions of processes rather than names alone. It has been studied intensively by Sangiorgi in his thesis where a characterisation of a contextual equivalence for higher-order pi-calculus is provided using labelled transition systems and normal bisimulations. Unfortunately the proof technique used there requires a restriction of the language to only allow finite types. We revisit this calculus and offer an alternative presentation of the labelled transition system and a novel proof technique which all"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cs/0503067","kind":"arxiv","version":5},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"cs/0503067","created_at":"2026-05-18T00:53:03.517274+00:00"},{"alias_kind":"arxiv_version","alias_value":"cs/0503067v5","created_at":"2026-05-18T00:53:03.517274+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cs/0503067","created_at":"2026-05-18T00:53:03.517274+00:00"},{"alias_kind":"pith_short_12","alias_value":"BKSDH3NRWVPH","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_16","alias_value":"BKSDH3NRWVPH6MMP","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_8","alias_value":"BKSDH3NR","created_at":"2026-05-18T12:25:53.335082+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J","json":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J.json","graph_json":"https://pith.science/api/pith-number/BKSDH3NRWVPH6MMPZLH77EAE3J/graph.json","events_json":"https://pith.science/api/pith-number/BKSDH3NRWVPH6MMPZLH77EAE3J/events.json","paper":"https://pith.science/paper/BKSDH3NR"},"agent_actions":{"view_html":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J","download_json":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J.json","view_paper":"https://pith.science/paper/BKSDH3NR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cs/0503067&json=true","fetch_graph":"https://pith.science/api/pith-number/BKSDH3NRWVPH6MMPZLH77EAE3J/graph.json","fetch_events":"https://pith.science/api/pith-number/BKSDH3NRWVPH6MMPZLH77EAE3J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J/action/storage_attestation","attest_author":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J/action/author_attestation","sign_citation":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J/action/citation_signature","submit_replication":"https://pith.science/pith/BKSDH3NRWVPH6MMPZLH77EAE3J/action/replication_record"}},"created_at":"2026-05-18T00:53:03.517274+00:00","updated_at":"2026-05-18T00:53:03.517274+00:00"}