{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:CIWITFR2VYDXBMFLQ7NIPRFCRI","short_pith_number":"pith:CIWITFR2","canonical_record":{"source":{"id":"1811.11312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-11-27T23:37:19Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"1e86d0ec91e71dc4ac83fa284320e09d5b8992dce38ca0a50b51e591b2054db6","abstract_canon_sha256":"3f18421aa3662eb8a835e5fb090bff937adb60153e80cf3add587fb76ca07ed9"},"schema_version":"1.0"},"canonical_sha256":"122c89963aae0770b0ab87da87c4a28a0b047f836390aeb8aad83d641238a4f4","source":{"kind":"arxiv","id":"1811.11312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.11312","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"1811.11312v1","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11312","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"CIWITFR2VYDX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CIWITFR2VYDXBMFL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CIWITFR2","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:CIWITFR2VYDXBMFLQ7NIPRFCRI","target":"record","payload":{"canonical_record":{"source":{"id":"1811.11312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-11-27T23:37:19Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"1e86d0ec91e71dc4ac83fa284320e09d5b8992dce38ca0a50b51e591b2054db6","abstract_canon_sha256":"3f18421aa3662eb8a835e5fb090bff937adb60153e80cf3add587fb76ca07ed9"},"schema_version":"1.0"},"canonical_sha256":"122c89963aae0770b0ab87da87c4a28a0b047f836390aeb8aad83d641238a4f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:43.159292Z","signature_b64":"xxbTPi5c4Rt17xJxOIof92kGdd7LhfjpPMetTAVBdtgwprK0tqSW1558XE3BvGLTe936iuMyWDeLGJ5l6xeIAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"122c89963aae0770b0ab87da87c4a28a0b047f836390aeb8aad83d641238a4f4","last_reissued_at":"2026-05-17T23:59:43.158654Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:43.158654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.11312","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":"2026-05-17T23:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0t+Bp8YGp07zGQCuYV6H/AlpE1upKZReKp4WK1EphPmY9zNcQccFtccqZ7WpvX8vs0Pf6RiX2BZE6bOaIMIMBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T17:16:58.522910Z"},"content_sha256":"7ba6163e1b5e92fd75f2d9d69ead290bc7b749c95a467edae34aec9914f19478","schema_version":"1.0","event_id":"sha256:7ba6163e1b5e92fd75f2d9d69ead290bc7b749c95a467edae34aec9914f19478"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:CIWITFR2VYDXBMFLQ7NIPRFCRI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Target Driven Visual Navigation with Hybrid Asynchronous Universal Successor Representations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.AI","authors_text":"Rivindu Weerasekera, Shamane Siriwardhana, Suranga Nanayakkara","submitted_at":"2018-11-27T23:37:19Z","abstract_excerpt":"Being able to navigate to a target with minimal supervision and prior knowledge is critical to creating human-like assistive agents. Prior work on map-based and map-less approaches have limited generalizability. In this paper, we present a novel approach, Hybrid Asynchronous Universal Successor Representations (HAUSR), which overcomes the problem of generalizability to new goals by adapting recent work on Universal Successor Representations with Asynchronous Actor-Critic Agents. We show that the agent was able to successfully reach novel goals and we were able to quickly fine-tune the network "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11312","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":"2026-05-17T23:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gUUdvd5sbkuy+OOvw9A70YhJKI9n6nCIhX/RDVIYHevchootrRJQk7akZpJzwBWsDDvbU/Jc28pD8lnyK+uFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T17:16:58.523255Z"},"content_sha256":"b6ecb45f01debbd55199bdba9306c2264d1c36f95ff4ffc6a8111bb6ffbb941c","schema_version":"1.0","event_id":"sha256:b6ecb45f01debbd55199bdba9306c2264d1c36f95ff4ffc6a8111bb6ffbb941c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/bundle.json","state_url":"https://pith.science/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/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":"2026-06-04T17:16:58Z","links":{"resolver":"https://pith.science/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI","bundle":"https://pith.science/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/bundle.json","state":"https://pith.science/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CIWITFR2VYDXBMFLQ7NIPRFCRI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:CIWITFR2VYDXBMFLQ7NIPRFCRI","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":"3f18421aa3662eb8a835e5fb090bff937adb60153e80cf3add587fb76ca07ed9","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-11-27T23:37:19Z","title_canon_sha256":"1e86d0ec91e71dc4ac83fa284320e09d5b8992dce38ca0a50b51e591b2054db6"},"schema_version":"1.0","source":{"id":"1811.11312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.11312","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"1811.11312v1","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11312","created_at":"2026-05-17T23:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"CIWITFR2VYDX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CIWITFR2VYDXBMFL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CIWITFR2","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:b6ecb45f01debbd55199bdba9306c2264d1c36f95ff4ffc6a8111bb6ffbb941c","target":"graph","created_at":"2026-05-17T23:59:43Z","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":"Being able to navigate to a target with minimal supervision and prior knowledge is critical to creating human-like assistive agents. Prior work on map-based and map-less approaches have limited generalizability. In this paper, we present a novel approach, Hybrid Asynchronous Universal Successor Representations (HAUSR), which overcomes the problem of generalizability to new goals by adapting recent work on Universal Successor Representations with Asynchronous Actor-Critic Agents. We show that the agent was able to successfully reach novel goals and we were able to quickly fine-tune the network ","authors_text":"Rivindu Weerasekera, Shamane Siriwardhana, Suranga Nanayakkara","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-11-27T23:37:19Z","title":"Target Driven Visual Navigation with Hybrid Asynchronous Universal Successor Representations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11312","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":"sha256:7ba6163e1b5e92fd75f2d9d69ead290bc7b749c95a467edae34aec9914f19478","target":"record","created_at":"2026-05-17T23:59:43Z","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":"3f18421aa3662eb8a835e5fb090bff937adb60153e80cf3add587fb76ca07ed9","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2018-11-27T23:37:19Z","title_canon_sha256":"1e86d0ec91e71dc4ac83fa284320e09d5b8992dce38ca0a50b51e591b2054db6"},"schema_version":"1.0","source":{"id":"1811.11312","kind":"arxiv","version":1}},"canonical_sha256":"122c89963aae0770b0ab87da87c4a28a0b047f836390aeb8aad83d641238a4f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"122c89963aae0770b0ab87da87c4a28a0b047f836390aeb8aad83d641238a4f4","first_computed_at":"2026-05-17T23:59:43.158654Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:43.158654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xxbTPi5c4Rt17xJxOIof92kGdd7LhfjpPMetTAVBdtgwprK0tqSW1558XE3BvGLTe936iuMyWDeLGJ5l6xeIAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:43.159292Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.11312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ba6163e1b5e92fd75f2d9d69ead290bc7b749c95a467edae34aec9914f19478","sha256:b6ecb45f01debbd55199bdba9306c2264d1c36f95ff4ffc6a8111bb6ffbb941c"],"state_sha256":"3863840cffc25290c424782319e512b51d06987f47e76dcacb21d184c36686dc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EeqhZKTQUoojmm+QYg5aRLlw6/WJAv4Nz8cO/qu603rRcEUXA6FN4NJB+BpmMfi3o46dO9opeCyILnH6OrLXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T17:16:58.525285Z","bundle_sha256":"e4ba832b3eaf87e602d0257cfa39b216de1e4338d1c22f1a0a2400e9db02b95a"}}