{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:R5LB73JBA2INLENC46Y6ZBNWCK","short_pith_number":"pith:R5LB73JB","canonical_record":{"source":{"id":"2112.02936","kind":"arxiv","version":6},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2021-12-06T11:17:06Z","cross_cats_sorted":["cs.AI","cs.SI"],"title_canon_sha256":"21d957a286c55f52672fe41b08d60d44e72f87139f852943130ff836c85e3392","abstract_canon_sha256":"ba1057dfbedc93cc9e3d90a149009cccb6c7a0a706762d4f048d775ca19a67ba"},"schema_version":"1.0"},"canonical_sha256":"8f561fed210690d591a2e7b1ec85b612aa6802986075802bf1a50a8ab5c84e5e","source":{"kind":"arxiv","id":"2112.02936","version":6},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.02936","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"arxiv_version","alias_value":"2112.02936v6","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.02936","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_12","alias_value":"R5LB73JBA2IN","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_16","alias_value":"R5LB73JBA2INLENC","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_8","alias_value":"R5LB73JB","created_at":"2026-07-05T03:50:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:R5LB73JBA2INLENC46Y6ZBNWCK","target":"record","payload":{"canonical_record":{"source":{"id":"2112.02936","kind":"arxiv","version":6},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2021-12-06T11:17:06Z","cross_cats_sorted":["cs.AI","cs.SI"],"title_canon_sha256":"21d957a286c55f52672fe41b08d60d44e72f87139f852943130ff836c85e3392","abstract_canon_sha256":"ba1057dfbedc93cc9e3d90a149009cccb6c7a0a706762d4f048d775ca19a67ba"},"schema_version":"1.0"},"canonical_sha256":"8f561fed210690d591a2e7b1ec85b612aa6802986075802bf1a50a8ab5c84e5e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:50:26.559659Z","signature_b64":"UMGHYWAMnnpHuJdr/9vks32SGzK4Kzq5L4c/rvZtM67vzNU5HwSsfPvA0vBryc56N+qhcdJ3dAZWN1zuAhegDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f561fed210690d591a2e7b1ec85b612aa6802986075802bf1a50a8ab5c84e5e","last_reissued_at":"2026-07-05T03:50:26.559184Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:50:26.559184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.02936","source_version":6,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:50:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"owPq9mibrcQcgRtf5E0dnFT2LkJU+NgftfvgF1slWRgcClhFpD904A6Q2tilGDyaWsHE3sajiLGjqcLhj8JWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T08:50:39.694017Z"},"content_sha256":"9b01c8a0b1ceade0918ce44d4f0bd016c89b795b994665a7813254ce0fc275ce","schema_version":"1.0","event_id":"sha256:9b01c8a0b1ceade0918ce44d4f0bd016c89b795b994665a7813254ce0fc275ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:R5LB73JBA2INLENC46Y6ZBNWCK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pairwise Learning for Neural Link Prediction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI","cs.SI"],"primary_cat":"cs.LG","authors_text":"Hanjing Su, Litao Hong, Shouzhi Chen, Yong Zhou, Yuanhang Zou, Zhitao Wang","submitted_at":"2021-12-06T11:17:06Z","abstract_excerpt":"In this paper, we aim at providing an effective Pairwise Learning Neural Link Prediction (PLNLP) framework. The framework treats link prediction as a pairwise learning to rank problem and consists of four main components, i.e., neighborhood encoder, link predictor, negative sampler and objective function. The framework is flexible that any generic graph neural convolution or link prediction specific neural architecture could be employed as neighborhood encoder. For link predictor, we design different scoring functions, which could be selected based on different types of graphs. In negative sam"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.02936","kind":"arxiv","version":6},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.02936/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T03:50:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EA5O4Dbu6kXrxkCwHbZC3/ADwQeOVjuGHaPPImvKzpRCf+bbDHaSYOir4Dpj8+Dc3KO7jluPyv2LwoKnVYpICg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T08:50:39.694541Z"},"content_sha256":"ed516f263bac0c4501af2dc38302ccba125090ebf638c74c88aa7ab07fe890dd","schema_version":"1.0","event_id":"sha256:ed516f263bac0c4501af2dc38302ccba125090ebf638c74c88aa7ab07fe890dd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R5LB73JBA2INLENC46Y6ZBNWCK/bundle.json","state_url":"https://pith.science/pith/R5LB73JBA2INLENC46Y6ZBNWCK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R5LB73JBA2INLENC46Y6ZBNWCK/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":"2026-08-08T08:50:39Z","links":{"resolver":"https://pith.science/pith/R5LB73JBA2INLENC46Y6ZBNWCK","bundle":"https://pith.science/pith/R5LB73JBA2INLENC46Y6ZBNWCK/bundle.json","state":"https://pith.science/pith/R5LB73JBA2INLENC46Y6ZBNWCK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R5LB73JBA2INLENC46Y6ZBNWCK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:R5LB73JBA2INLENC46Y6ZBNWCK","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":"ba1057dfbedc93cc9e3d90a149009cccb6c7a0a706762d4f048d775ca19a67ba","cross_cats_sorted":["cs.AI","cs.SI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2021-12-06T11:17:06Z","title_canon_sha256":"21d957a286c55f52672fe41b08d60d44e72f87139f852943130ff836c85e3392"},"schema_version":"1.0","source":{"id":"2112.02936","kind":"arxiv","version":6}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.02936","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"arxiv_version","alias_value":"2112.02936v6","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.02936","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_12","alias_value":"R5LB73JBA2IN","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_16","alias_value":"R5LB73JBA2INLENC","created_at":"2026-07-05T03:50:26Z"},{"alias_kind":"pith_short_8","alias_value":"R5LB73JB","created_at":"2026-07-05T03:50:26Z"}],"graph_snapshots":[{"event_id":"sha256:ed516f263bac0c4501af2dc38302ccba125090ebf638c74c88aa7ab07fe890dd","target":"graph","created_at":"2026-07-05T03:50:26Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2112.02936/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we aim at providing an effective Pairwise Learning Neural Link Prediction (PLNLP) framework. The framework treats link prediction as a pairwise learning to rank problem and consists of four main components, i.e., neighborhood encoder, link predictor, negative sampler and objective function. The framework is flexible that any generic graph neural convolution or link prediction specific neural architecture could be employed as neighborhood encoder. For link predictor, we design different scoring functions, which could be selected based on different types of graphs. In negative sam","authors_text":"Hanjing Su, Litao Hong, Shouzhi Chen, Yong Zhou, Yuanhang Zou, Zhitao Wang","cross_cats":["cs.AI","cs.SI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2021-12-06T11:17:06Z","title":"Pairwise Learning for Neural Link Prediction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.02936","kind":"arxiv","version":6},"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":"sha256:9b01c8a0b1ceade0918ce44d4f0bd016c89b795b994665a7813254ce0fc275ce","target":"record","created_at":"2026-07-05T03:50:26Z","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":"ba1057dfbedc93cc9e3d90a149009cccb6c7a0a706762d4f048d775ca19a67ba","cross_cats_sorted":["cs.AI","cs.SI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2021-12-06T11:17:06Z","title_canon_sha256":"21d957a286c55f52672fe41b08d60d44e72f87139f852943130ff836c85e3392"},"schema_version":"1.0","source":{"id":"2112.02936","kind":"arxiv","version":6}},"canonical_sha256":"8f561fed210690d591a2e7b1ec85b612aa6802986075802bf1a50a8ab5c84e5e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f561fed210690d591a2e7b1ec85b612aa6802986075802bf1a50a8ab5c84e5e","first_computed_at":"2026-07-05T03:50:26.559184Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:50:26.559184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UMGHYWAMnnpHuJdr/9vks32SGzK4Kzq5L4c/rvZtM67vzNU5HwSsfPvA0vBryc56N+qhcdJ3dAZWN1zuAhegDg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:50:26.559659Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.02936","source_kind":"arxiv","source_version":6}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b01c8a0b1ceade0918ce44d4f0bd016c89b795b994665a7813254ce0fc275ce","sha256:ed516f263bac0c4501af2dc38302ccba125090ebf638c74c88aa7ab07fe890dd"],"state_sha256":"88749c11dcb171e4b93b284daa38cf4977f1abf0c983b0c5a6841d642e5c6ae5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Md71Bay1kezmkEr+VWUZJADN81ZtLRNWr0F0gruvZ4Gc+eHEJPDm+8H5eNKfvwXiEV5wtMYORpUG/B5cXb0hAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T08:50:39.699377Z","bundle_sha256":"e834db5b451ad9e3931b1ff55216d5425aa78b727c2b61ee59952e2cf4398892"}}