{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:NKIOTR7GJ4UN2I7XWYEPYKGBMH","short_pith_number":"pith:NKIOTR7G","canonical_record":{"source":{"id":"2501.19316","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-01-31T17:12:53Z","cross_cats_sorted":[],"title_canon_sha256":"ff976dd2e7822315cdb7d29f0a27f52dd9f82c7a86aa636d618b7e92ea699eda","abstract_canon_sha256":"e9598a09f0fff3b500a511ddd5897752bfc7ac1d26085b11d668c618d4f95ef5"},"schema_version":"1.0"},"canonical_sha256":"6a90e9c7e64f28dd23f7b608fc28c161c0fcbf2147a5c38ed218cbf5fe9f77c2","source":{"kind":"arxiv","id":"2501.19316","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.19316","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"arxiv_version","alias_value":"2501.19316v2","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.19316","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_12","alias_value":"NKIOTR7GJ4UN","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_16","alias_value":"NKIOTR7GJ4UN2I7X","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_8","alias_value":"NKIOTR7G","created_at":"2026-07-05T10:36:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:NKIOTR7GJ4UN2I7XWYEPYKGBMH","target":"record","payload":{"canonical_record":{"source":{"id":"2501.19316","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-01-31T17:12:53Z","cross_cats_sorted":[],"title_canon_sha256":"ff976dd2e7822315cdb7d29f0a27f52dd9f82c7a86aa636d618b7e92ea699eda","abstract_canon_sha256":"e9598a09f0fff3b500a511ddd5897752bfc7ac1d26085b11d668c618d4f95ef5"},"schema_version":"1.0"},"canonical_sha256":"6a90e9c7e64f28dd23f7b608fc28c161c0fcbf2147a5c38ed218cbf5fe9f77c2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:36:35.169198Z","signature_b64":"bwwqrcwDZXNX5Y/9YlJ6IaIqa37YXE8cCAXjmlupdef5BeWI8bQcWNtYJKWCgB8I5og/0YEcH30PNxJNmrCUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a90e9c7e64f28dd23f7b608fc28c161c0fcbf2147a5c38ed218cbf5fe9f77c2","last_reissued_at":"2026-07-05T10:36:35.168598Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:36:35.168598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.19316","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":"2026-07-05T10:36:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F3KQt2kqQ9SuWPCpFJyO+XAoFyX8Jmsv2TJGk3PNysCVXFUw4++fAcTfq8FIlAwIQGcFpRKGbx79wjXERtT0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T05:20:47.052690Z"},"content_sha256":"97d7fb30be94d21e82c6517434fe64a19eb769a6b7f835629ec3208c8c6ec0e0","schema_version":"1.0","event_id":"sha256:97d7fb30be94d21e82c6517434fe64a19eb769a6b7f835629ec3208c8c6ec0e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:NKIOTR7GJ4UN2I7XWYEPYKGBMH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reverse Probing: Evaluating Knowledge Transfer via Finetuned Task Embeddings for Coreference Resolution","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Arne Binder, David Harbecke, Josef van Genabith, Leonhard Hennig, Sebastian M\\\"oller, Simon Ostermann, Stalin Varanasi, Tatiana Anikina","submitted_at":"2025-01-31T17:12:53Z","abstract_excerpt":"In this work, we reimagine classical probing to evaluate knowledge transfer from simple source to more complex target tasks. Instead of probing frozen representations from a complex source task on diverse simple target probing tasks (as usually done in probing), we explore the effectiveness of embeddings from multiple simple source tasks on a single target task. We select coreference resolution, a linguistically complex problem requiring contextual understanding, as focus target task, and test the usefulness of embeddings from comparably simpler tasks tasks such as paraphrase detection, named "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.19316","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2501.19316/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":"2026-07-05T10:36:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sVLz/wfyHqgNzfFzw4LfCXZRVOPqzvakIwQsr4Fv9jfcW+DjlBnsxAdKxGHckSw8f/EaoYG8vw2B8yBDmDtLDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T05:20:47.053013Z"},"content_sha256":"566e1e4c1df7903ba6ccb478ee0bc13aae55b30707ca6e2bf8ed418d06981fcd","schema_version":"1.0","event_id":"sha256:566e1e4c1df7903ba6ccb478ee0bc13aae55b30707ca6e2bf8ed418d06981fcd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/bundle.json","state_url":"https://pith.science/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/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":"2026-08-18T05:20:47Z","links":{"resolver":"https://pith.science/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH","bundle":"https://pith.science/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/bundle.json","state":"https://pith.science/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NKIOTR7GJ4UN2I7XWYEPYKGBMH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:NKIOTR7GJ4UN2I7XWYEPYKGBMH","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":"e9598a09f0fff3b500a511ddd5897752bfc7ac1d26085b11d668c618d4f95ef5","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-01-31T17:12:53Z","title_canon_sha256":"ff976dd2e7822315cdb7d29f0a27f52dd9f82c7a86aa636d618b7e92ea699eda"},"schema_version":"1.0","source":{"id":"2501.19316","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.19316","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"arxiv_version","alias_value":"2501.19316v2","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.19316","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_12","alias_value":"NKIOTR7GJ4UN","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_16","alias_value":"NKIOTR7GJ4UN2I7X","created_at":"2026-07-05T10:36:35Z"},{"alias_kind":"pith_short_8","alias_value":"NKIOTR7G","created_at":"2026-07-05T10:36:35Z"}],"graph_snapshots":[{"event_id":"sha256:566e1e4c1df7903ba6ccb478ee0bc13aae55b30707ca6e2bf8ed418d06981fcd","target":"graph","created_at":"2026-07-05T10:36:35Z","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/2501.19316/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we reimagine classical probing to evaluate knowledge transfer from simple source to more complex target tasks. Instead of probing frozen representations from a complex source task on diverse simple target probing tasks (as usually done in probing), we explore the effectiveness of embeddings from multiple simple source tasks on a single target task. We select coreference resolution, a linguistically complex problem requiring contextual understanding, as focus target task, and test the usefulness of embeddings from comparably simpler tasks tasks such as paraphrase detection, named ","authors_text":"Arne Binder, David Harbecke, Josef van Genabith, Leonhard Hennig, Sebastian M\\\"oller, Simon Ostermann, Stalin Varanasi, Tatiana Anikina","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-01-31T17:12:53Z","title":"Reverse Probing: Evaluating Knowledge Transfer via Finetuned Task Embeddings for Coreference Resolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.19316","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":"sha256:97d7fb30be94d21e82c6517434fe64a19eb769a6b7f835629ec3208c8c6ec0e0","target":"record","created_at":"2026-07-05T10:36:35Z","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":"e9598a09f0fff3b500a511ddd5897752bfc7ac1d26085b11d668c618d4f95ef5","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2025-01-31T17:12:53Z","title_canon_sha256":"ff976dd2e7822315cdb7d29f0a27f52dd9f82c7a86aa636d618b7e92ea699eda"},"schema_version":"1.0","source":{"id":"2501.19316","kind":"arxiv","version":2}},"canonical_sha256":"6a90e9c7e64f28dd23f7b608fc28c161c0fcbf2147a5c38ed218cbf5fe9f77c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a90e9c7e64f28dd23f7b608fc28c161c0fcbf2147a5c38ed218cbf5fe9f77c2","first_computed_at":"2026-07-05T10:36:35.168598Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:36:35.168598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bwwqrcwDZXNX5Y/9YlJ6IaIqa37YXE8cCAXjmlupdef5BeWI8bQcWNtYJKWCgB8I5og/0YEcH30PNxJNmrCUAw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:36:35.169198Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.19316","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97d7fb30be94d21e82c6517434fe64a19eb769a6b7f835629ec3208c8c6ec0e0","sha256:566e1e4c1df7903ba6ccb478ee0bc13aae55b30707ca6e2bf8ed418d06981fcd"],"state_sha256":"2448fb965d462eb72de65b3aa9bd251e32668fdc7827077f6daed6af2a035523"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qI2e6bxvjtbfpRnsYGdtruRWBTADw8tYnpb/xooRjGpVUCTmeoNackLNWzQM8AQMX825uqlCf33lTKylyv/gDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T05:20:47.056204Z","bundle_sha256":"fc687f62af53540816a23f183be89ab65574ee217a052fcf1c61b0230b2644a8"}}