{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:JYAQIVYWHKCCMIYYP475OZ3ERH","short_pith_number":"pith:JYAQIVYW","canonical_record":{"source":{"id":"1105.4276","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-05-21T17:59:21Z","cross_cats_sorted":["cs.SE","physics.data-an","physics.soc-ph"],"title_canon_sha256":"81eec015d4b9496c1958d67000b0b0f37203869cb0e61277613be630c18db308","abstract_canon_sha256":"6a13f61f393bd44daf768b6c71fc73fd0805426c49fed9d9dc47640269d6d376"},"schema_version":"1.0"},"canonical_sha256":"4e010457163a842623187f3fd7676489fc331dee66b84c60eee046522103a2c7","source":{"kind":"arxiv","id":"1105.4276","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.4276","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"arxiv_version","alias_value":"1105.4276v1","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.4276","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"pith_short_12","alias_value":"JYAQIVYWHKCC","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JYAQIVYWHKCCMIYY","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JYAQIVYW","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:JYAQIVYWHKCCMIYYP475OZ3ERH","target":"record","payload":{"canonical_record":{"source":{"id":"1105.4276","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-05-21T17:59:21Z","cross_cats_sorted":["cs.SE","physics.data-an","physics.soc-ph"],"title_canon_sha256":"81eec015d4b9496c1958d67000b0b0f37203869cb0e61277613be630c18db308","abstract_canon_sha256":"6a13f61f393bd44daf768b6c71fc73fd0805426c49fed9d9dc47640269d6d376"},"schema_version":"1.0"},"canonical_sha256":"4e010457163a842623187f3fd7676489fc331dee66b84c60eee046522103a2c7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:21:29.480763Z","signature_b64":"8v7FTSGYWyNEaO3FzaVloW0Ur31CdNjkOsZfgIKIJHD47k40g3b6yj2DeYaiiIUhv/uvL4sD6UZiLDUBKlRaCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e010457163a842623187f3fd7676489fc331dee66b84c60eee046522103a2c7","last_reissued_at":"2026-05-18T04:21:29.480292Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:21:29.480292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.4276","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":"2026-05-18T04:21:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R5bhw2pgt6Fpuj1tYLDCpzPyea4kwk2h9LlkFNaDBvathaEWVCDp+3q7yZ8Wu5wRtv7PyvZZTlTDzU02CamLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:42:57.848553Z"},"content_sha256":"17ab279b2daad05566dd235bc21befc7d83f7f7057d0c977794321274fa03b4e","schema_version":"1.0","event_id":"sha256:17ab279b2daad05566dd235bc21befc7d83f7f7057d0c977794321274fa03b4e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:JYAQIVYWHKCCMIYYP475OZ3ERH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Community structure of complex software systems: Analysis and applications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SE","physics.data-an","physics.soc-ph"],"primary_cat":"cs.SI","authors_text":"Lovro \\v{S}ubelj, Marko Bajec","submitted_at":"2011-05-21T17:59:21Z","abstract_excerpt":"Due to notable discoveries in the fast evolving field of complex networks, recent research in software engineering has also focused on representing software systems with networks. Previous work has observed that these networks follow scale-free degree distributions and reveal small-world phenomena, while we here explore another property commonly found in different complex networks, i.e. community structure. We adopt class dependency networks, where nodes represent software classes and edges represent dependencies among them, and show that these networks reveal a significant community structure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.4276","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":""},"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":"2026-05-18T04:21:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fA8h07CgKcsKG7McPH1DOlbzXrdzZnJQGoZXuqujVFYg26cUqgTjcMsdRg/YvkRMkc+IC/EXRTA+bmietf1RAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:42:57.848906Z"},"content_sha256":"37f6e17f625df340ae9c154a0491f7674f0041dec7a2bd2367774d6effb22aaf","schema_version":"1.0","event_id":"sha256:37f6e17f625df340ae9c154a0491f7674f0041dec7a2bd2367774d6effb22aaf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/bundle.json","state_url":"https://pith.science/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/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":"2026-06-02T04:42:57Z","links":{"resolver":"https://pith.science/pith/JYAQIVYWHKCCMIYYP475OZ3ERH","bundle":"https://pith.science/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/bundle.json","state":"https://pith.science/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JYAQIVYWHKCCMIYYP475OZ3ERH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:JYAQIVYWHKCCMIYYP475OZ3ERH","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":"6a13f61f393bd44daf768b6c71fc73fd0805426c49fed9d9dc47640269d6d376","cross_cats_sorted":["cs.SE","physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-05-21T17:59:21Z","title_canon_sha256":"81eec015d4b9496c1958d67000b0b0f37203869cb0e61277613be630c18db308"},"schema_version":"1.0","source":{"id":"1105.4276","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.4276","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"arxiv_version","alias_value":"1105.4276v1","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.4276","created_at":"2026-05-18T04:21:29Z"},{"alias_kind":"pith_short_12","alias_value":"JYAQIVYWHKCC","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"JYAQIVYWHKCCMIYY","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"JYAQIVYW","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:37f6e17f625df340ae9c154a0491f7674f0041dec7a2bd2367774d6effb22aaf","target":"graph","created_at":"2026-05-18T04:21:29Z","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":"Due to notable discoveries in the fast evolving field of complex networks, recent research in software engineering has also focused on representing software systems with networks. Previous work has observed that these networks follow scale-free degree distributions and reveal small-world phenomena, while we here explore another property commonly found in different complex networks, i.e. community structure. We adopt class dependency networks, where nodes represent software classes and edges represent dependencies among them, and show that these networks reveal a significant community structure","authors_text":"Lovro \\v{S}ubelj, Marko Bajec","cross_cats":["cs.SE","physics.data-an","physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-05-21T17:59:21Z","title":"Community structure of complex software systems: Analysis and applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.4276","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":"sha256:17ab279b2daad05566dd235bc21befc7d83f7f7057d0c977794321274fa03b4e","target":"record","created_at":"2026-05-18T04:21:29Z","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":"6a13f61f393bd44daf768b6c71fc73fd0805426c49fed9d9dc47640269d6d376","cross_cats_sorted":["cs.SE","physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2011-05-21T17:59:21Z","title_canon_sha256":"81eec015d4b9496c1958d67000b0b0f37203869cb0e61277613be630c18db308"},"schema_version":"1.0","source":{"id":"1105.4276","kind":"arxiv","version":1}},"canonical_sha256":"4e010457163a842623187f3fd7676489fc331dee66b84c60eee046522103a2c7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e010457163a842623187f3fd7676489fc331dee66b84c60eee046522103a2c7","first_computed_at":"2026-05-18T04:21:29.480292Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:21:29.480292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8v7FTSGYWyNEaO3FzaVloW0Ur31CdNjkOsZfgIKIJHD47k40g3b6yj2DeYaiiIUhv/uvL4sD6UZiLDUBKlRaCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:21:29.480763Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.4276","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17ab279b2daad05566dd235bc21befc7d83f7f7057d0c977794321274fa03b4e","sha256:37f6e17f625df340ae9c154a0491f7674f0041dec7a2bd2367774d6effb22aaf"],"state_sha256":"51b79aeea6935254917a47dca74d388029327030b0e2f70f0ff024f13362525f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kc9UZyApx6rI2b09sdtoY9lOs7CS/IuT5pG/6XCFu4CLyh26nTrgusOuQNPUS0iZsTRWkFWe4gXFbHphtOXSDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T04:42:57.851917Z","bundle_sha256":"4189512b03a8eca464339064908c460841bb4accf82df5a1561607bcb0a3f794"}}