{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:IAZF4LIYLBYN2SO4IWFO2M45VG","short_pith_number":"pith:IAZF4LIY","canonical_record":{"source":{"id":"1711.08700","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2017-11-23T14:16:16Z","cross_cats_sorted":[],"title_canon_sha256":"db8293eadc8f0115881124ca9df221003e010b75baec5c3b869a18ba0a701282","abstract_canon_sha256":"91a017f125f333854fd42269805fac5976f20d424f12443915ce30c687c5ffac"},"schema_version":"1.0"},"canonical_sha256":"40325e2d185870dd49dc458aed339da9ad4942307e787d81a25211bb653a25b9","source":{"kind":"arxiv","id":"1711.08700","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.08700","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"arxiv_version","alias_value":"1711.08700v2","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.08700","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"pith_short_12","alias_value":"IAZF4LIYLBYN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IAZF4LIYLBYN2SO4","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IAZF4LIY","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:IAZF4LIYLBYN2SO4IWFO2M45VG","target":"record","payload":{"canonical_record":{"source":{"id":"1711.08700","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2017-11-23T14:16:16Z","cross_cats_sorted":[],"title_canon_sha256":"db8293eadc8f0115881124ca9df221003e010b75baec5c3b869a18ba0a701282","abstract_canon_sha256":"91a017f125f333854fd42269805fac5976f20d424f12443915ce30c687c5ffac"},"schema_version":"1.0"},"canonical_sha256":"40325e2d185870dd49dc458aed339da9ad4942307e787d81a25211bb653a25b9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:36.292495Z","signature_b64":"MwjdjWAywAUBoxXF697xzA/UIUdIEafbX/BaJXVirV3W5fTLkEARFg9rpBdBRaOdrQYpG+D6pEQm9Nr4b8PIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"40325e2d185870dd49dc458aed339da9ad4942307e787d81a25211bb653a25b9","last_reissued_at":"2026-05-18T00:29:36.291621Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:36.291621Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.08700","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":"2026-05-18T00:29:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SfcfFEylYuzHiRwsA3CJ6XzE2wNEbToRV3pW8t+nFUSyxURVAcC6Axkcs/GQzjGXUujFuXxOJ4xBjyURERNbAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T19:03:10.439332Z"},"content_sha256":"db77b6b46738b9d606b75dbe432beaa5b5f90056b1ff8a2ce98581e8de7bd3e2","schema_version":"1.0","event_id":"sha256:db77b6b46738b9d606b75dbe432beaa5b5f90056b1ff8a2ce98581e8de7bd3e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:IAZF4LIYLBYN2SO4IWFO2M45VG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"That's Enough: Asynchrony with Standard Choreography Primitives","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Fabrizio Montesi, Lu\\'is Cruz-Filipe","submitted_at":"2017-11-23T14:16:16Z","abstract_excerpt":"Choreographies are widely used for the specification of concurrent and distributed software architectures. Since asynchronous communications are ubiquitous in real-world systems, previous works have proposed different approaches for the formal modelling of asynchrony in choreographies. Such approaches typically rely on ad-hoc syntactic terms or semantics for capturing the concept of messages in transit, yielding different formalisms that have to be studied separately.\n  In this work, we take a different approach, and show that such extensions are not needed to reason about asynchronous communi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.08700","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":"2026-05-18T00:29:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VTjoYXjEDN04HfsH+c/cnkX/2XPl6MUsCvfOOKl6h/4GQwUO9DFDkQW4+ez0WmRvn1AyghMGh22p7N+9FXoRAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T19:03:10.439674Z"},"content_sha256":"7fb202c8e37c7123e0243c9af53dd037a4ceab5daa65e98fb8023433fffb7d5d","schema_version":"1.0","event_id":"sha256:7fb202c8e37c7123e0243c9af53dd037a4ceab5daa65e98fb8023433fffb7d5d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/bundle.json","state_url":"https://pith.science/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/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":"2026-06-23T19:03:10Z","links":{"resolver":"https://pith.science/pith/IAZF4LIYLBYN2SO4IWFO2M45VG","bundle":"https://pith.science/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/bundle.json","state":"https://pith.science/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IAZF4LIYLBYN2SO4IWFO2M45VG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IAZF4LIYLBYN2SO4IWFO2M45VG","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":"91a017f125f333854fd42269805fac5976f20d424f12443915ce30c687c5ffac","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2017-11-23T14:16:16Z","title_canon_sha256":"db8293eadc8f0115881124ca9df221003e010b75baec5c3b869a18ba0a701282"},"schema_version":"1.0","source":{"id":"1711.08700","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.08700","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"arxiv_version","alias_value":"1711.08700v2","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.08700","created_at":"2026-05-18T00:29:36Z"},{"alias_kind":"pith_short_12","alias_value":"IAZF4LIYLBYN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IAZF4LIYLBYN2SO4","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IAZF4LIY","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:7fb202c8e37c7123e0243c9af53dd037a4ceab5daa65e98fb8023433fffb7d5d","target":"graph","created_at":"2026-05-18T00:29:36Z","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"},"paper":{"abstract_excerpt":"Choreographies are widely used for the specification of concurrent and distributed software architectures. Since asynchronous communications are ubiquitous in real-world systems, previous works have proposed different approaches for the formal modelling of asynchrony in choreographies. Such approaches typically rely on ad-hoc syntactic terms or semantics for capturing the concept of messages in transit, yielding different formalisms that have to be studied separately.\n  In this work, we take a different approach, and show that such extensions are not needed to reason about asynchronous communi","authors_text":"Fabrizio Montesi, Lu\\'is Cruz-Filipe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2017-11-23T14:16:16Z","title":"That's Enough: Asynchrony with Standard Choreography Primitives"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.08700","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:db77b6b46738b9d606b75dbe432beaa5b5f90056b1ff8a2ce98581e8de7bd3e2","target":"record","created_at":"2026-05-18T00:29:36Z","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":"91a017f125f333854fd42269805fac5976f20d424f12443915ce30c687c5ffac","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2017-11-23T14:16:16Z","title_canon_sha256":"db8293eadc8f0115881124ca9df221003e010b75baec5c3b869a18ba0a701282"},"schema_version":"1.0","source":{"id":"1711.08700","kind":"arxiv","version":2}},"canonical_sha256":"40325e2d185870dd49dc458aed339da9ad4942307e787d81a25211bb653a25b9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"40325e2d185870dd49dc458aed339da9ad4942307e787d81a25211bb653a25b9","first_computed_at":"2026-05-18T00:29:36.291621Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:36.291621Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MwjdjWAywAUBoxXF697xzA/UIUdIEafbX/BaJXVirV3W5fTLkEARFg9rpBdBRaOdrQYpG+D6pEQm9Nr4b8PIBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:36.292495Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.08700","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db77b6b46738b9d606b75dbe432beaa5b5f90056b1ff8a2ce98581e8de7bd3e2","sha256:7fb202c8e37c7123e0243c9af53dd037a4ceab5daa65e98fb8023433fffb7d5d"],"state_sha256":"4d57fb3dc6042b13361fe21488334e2c91bc61e1e0b34befa52f72ffbf5d4632"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ACyp4V+iiBsDjptuM/UxfKz12hmlfBgWixL8NYSucniGvn1Ah4XPiR9mWk9u/3w+ST8e0vQk5bnOJUUbzJ23BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T19:03:10.441576Z","bundle_sha256":"32da3c87f81992a22eddf6c7a6e7dce7b10e8b6f273a02e86629e3e5c55cb4b7"}}