{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:I7UQPWTRO47NI24QFYXFFX4YFR","short_pith_number":"pith:I7UQPWTR","canonical_record":{"source":{"id":"1407.6714","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2014-07-24T20:00:21Z","cross_cats_sorted":[],"title_canon_sha256":"5420d4461e5f49d22614d73a173fe13b31ce097d1348a728828f522d3a3eaaee","abstract_canon_sha256":"f37a6bec3bcf90d24f4e74c3e107b596bbf9295f2912cfaaa414da607c9a9a2d"},"schema_version":"1.0"},"canonical_sha256":"47e907da71773ed46b902e2e52df982c453c67b4b558f6ece8bb6409f5574ecf","source":{"kind":"arxiv","id":"1407.6714","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.6714","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"1407.6714v1","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.6714","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"I7UQPWTRO47N","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"I7UQPWTRO47NI24Q","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"I7UQPWTR","created_at":"2026-05-18T12:28:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:I7UQPWTRO47NI24QFYXFFX4YFR","target":"record","payload":{"canonical_record":{"source":{"id":"1407.6714","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2014-07-24T20:00:21Z","cross_cats_sorted":[],"title_canon_sha256":"5420d4461e5f49d22614d73a173fe13b31ce097d1348a728828f522d3a3eaaee","abstract_canon_sha256":"f37a6bec3bcf90d24f4e74c3e107b596bbf9295f2912cfaaa414da607c9a9a2d"},"schema_version":"1.0"},"canonical_sha256":"47e907da71773ed46b902e2e52df982c453c67b4b558f6ece8bb6409f5574ecf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:46:32.352403Z","signature_b64":"kUelcmZK7vGEiHKarLq92kfQ32xvFDHq4RlhzraI/GReogdys0sXEF92CEimGsBIE6n2qEw563hqyqaV9/TeAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47e907da71773ed46b902e2e52df982c453c67b4b558f6ece8bb6409f5574ecf","last_reissued_at":"2026-05-18T02:46:32.351894Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:46:32.351894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.6714","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":"2026-05-18T02:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mUZMaueglPTTxjBWaOEsTcIXOgQCikduHxQU6RbY7aTBZW5IA3LiflUbw0k/eDIFlY6zItJHd4FbHDFCcJM0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T10:09:47.468010Z"},"content_sha256":"711dbaeeefad3819b1bfedcf1554e3994a6e7ab8d7b84c9b76ba98e953126ae9","schema_version":"1.0","event_id":"sha256:711dbaeeefad3819b1bfedcf1554e3994a6e7ab8d7b84c9b76ba98e953126ae9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:I7UQPWTRO47NI24QFYXFFX4YFR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CrowdSTAR: A Social Task Routing Framework for Online Communities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SI","authors_text":"Besmira Nushi, Martin Hentschel, Omar Alonso, Vasileios Kandylas","submitted_at":"2014-07-24T20:00:21Z","abstract_excerpt":"The online communities available on the Web have shown to be significantly interactive and capable of collectively solving difficult tasks. Nevertheless, it is still a challenge to decide how a task should be dispatched through the network due to the high diversity of the communities and the dynamically changing expertise and social availability of their members. We introduce CrowdSTAR, a framework designed to route tasks across and within online crowds. CrowdSTAR indexes the topic-specific expertise and social features of the crowd contributors and then uses a routing algorithm, which suggest"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.6714","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":"2026-05-18T02:46:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tV7cvdk0Jyh4op7CwdRxH+9P7XAoyff08S0uaNVEOjvyMcvNnZpRvCCw6TeIzVkIaVWWmAj3WxZFl2cIgNKXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T10:09:47.468366Z"},"content_sha256":"c81ee41c55f264e257df70dfb1b0b580862ec38246c423ae6ee91c8507e17546","schema_version":"1.0","event_id":"sha256:c81ee41c55f264e257df70dfb1b0b580862ec38246c423ae6ee91c8507e17546"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I7UQPWTRO47NI24QFYXFFX4YFR/bundle.json","state_url":"https://pith.science/pith/I7UQPWTRO47NI24QFYXFFX4YFR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I7UQPWTRO47NI24QFYXFFX4YFR/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":"2026-06-26T10:09:47Z","links":{"resolver":"https://pith.science/pith/I7UQPWTRO47NI24QFYXFFX4YFR","bundle":"https://pith.science/pith/I7UQPWTRO47NI24QFYXFFX4YFR/bundle.json","state":"https://pith.science/pith/I7UQPWTRO47NI24QFYXFFX4YFR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I7UQPWTRO47NI24QFYXFFX4YFR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:I7UQPWTRO47NI24QFYXFFX4YFR","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":"f37a6bec3bcf90d24f4e74c3e107b596bbf9295f2912cfaaa414da607c9a9a2d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2014-07-24T20:00:21Z","title_canon_sha256":"5420d4461e5f49d22614d73a173fe13b31ce097d1348a728828f522d3a3eaaee"},"schema_version":"1.0","source":{"id":"1407.6714","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.6714","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"arxiv_version","alias_value":"1407.6714v1","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.6714","created_at":"2026-05-18T02:46:32Z"},{"alias_kind":"pith_short_12","alias_value":"I7UQPWTRO47N","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"I7UQPWTRO47NI24Q","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"I7UQPWTR","created_at":"2026-05-18T12:28:33Z"}],"graph_snapshots":[{"event_id":"sha256:c81ee41c55f264e257df70dfb1b0b580862ec38246c423ae6ee91c8507e17546","target":"graph","created_at":"2026-05-18T02:46:32Z","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":"The online communities available on the Web have shown to be significantly interactive and capable of collectively solving difficult tasks. Nevertheless, it is still a challenge to decide how a task should be dispatched through the network due to the high diversity of the communities and the dynamically changing expertise and social availability of their members. We introduce CrowdSTAR, a framework designed to route tasks across and within online crowds. CrowdSTAR indexes the topic-specific expertise and social features of the crowd contributors and then uses a routing algorithm, which suggest","authors_text":"Besmira Nushi, Martin Hentschel, Omar Alonso, Vasileios Kandylas","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2014-07-24T20:00:21Z","title":"CrowdSTAR: A Social Task Routing Framework for Online Communities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.6714","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":"sha256:711dbaeeefad3819b1bfedcf1554e3994a6e7ab8d7b84c9b76ba98e953126ae9","target":"record","created_at":"2026-05-18T02:46:32Z","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":"f37a6bec3bcf90d24f4e74c3e107b596bbf9295f2912cfaaa414da607c9a9a2d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2014-07-24T20:00:21Z","title_canon_sha256":"5420d4461e5f49d22614d73a173fe13b31ce097d1348a728828f522d3a3eaaee"},"schema_version":"1.0","source":{"id":"1407.6714","kind":"arxiv","version":1}},"canonical_sha256":"47e907da71773ed46b902e2e52df982c453c67b4b558f6ece8bb6409f5574ecf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47e907da71773ed46b902e2e52df982c453c67b4b558f6ece8bb6409f5574ecf","first_computed_at":"2026-05-18T02:46:32.351894Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:46:32.351894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kUelcmZK7vGEiHKarLq92kfQ32xvFDHq4RlhzraI/GReogdys0sXEF92CEimGsBIE6n2qEw563hqyqaV9/TeAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:46:32.352403Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.6714","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:711dbaeeefad3819b1bfedcf1554e3994a6e7ab8d7b84c9b76ba98e953126ae9","sha256:c81ee41c55f264e257df70dfb1b0b580862ec38246c423ae6ee91c8507e17546"],"state_sha256":"add059d53b81f66c0549459691132e3d5b268aefc855cbf80628f6a8630fff1d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1/kNQHyej1apaKm0TkEuEcSsGLP+I/w/weq6Q3dYe3+/+LTuKbWBdAtU5aHV/+NjWtFcCy4KSPh7LiBUFuamBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T10:09:47.470250Z","bundle_sha256":"61643b2ba0e40ecf8c6257a8d628bff127651f50d58564eb6f62bbc3f5a8aa21"}}