{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:77EC7RLJRSPRC6AGMJDQF2E6ZC","short_pith_number":"pith:77EC7RLJ","canonical_record":{"source":{"id":"1901.04978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-12-29T09:29:24Z","cross_cats_sorted":[],"title_canon_sha256":"59b23eaf201362256d7201cdc3f134f76d1ffcbae03dfd23bde217d8390e530f","abstract_canon_sha256":"ec49a674e2a65960dd7b57926282d385625ced1e7a61deb6f511eff02d1e5dfd"},"schema_version":"1.0"},"canonical_sha256":"ffc82fc5698c9f117806624702e89ec8920406b6b482e7317e2913cf75824043","source":{"kind":"arxiv","id":"1901.04978","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04978","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04978v1","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04978","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"pith_short_12","alias_value":"77EC7RLJRSPR","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"77EC7RLJRSPRC6AG","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"77EC7RLJ","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:77EC7RLJRSPRC6AGMJDQF2E6ZC","target":"record","payload":{"canonical_record":{"source":{"id":"1901.04978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-12-29T09:29:24Z","cross_cats_sorted":[],"title_canon_sha256":"59b23eaf201362256d7201cdc3f134f76d1ffcbae03dfd23bde217d8390e530f","abstract_canon_sha256":"ec49a674e2a65960dd7b57926282d385625ced1e7a61deb6f511eff02d1e5dfd"},"schema_version":"1.0"},"canonical_sha256":"ffc82fc5698c9f117806624702e89ec8920406b6b482e7317e2913cf75824043","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:15.948805Z","signature_b64":"apddhQhJJEROcKd8o3905Wm/Y/u2G2WpGST0PbOp5MOeflNAt9d0xlDmkaQMCxLyvvdavcVCEPycAkuNxZfeCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ffc82fc5698c9f117806624702e89ec8920406b6b482e7317e2913cf75824043","last_reissued_at":"2026-05-17T23:56:15.948219Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:15.948219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.04978","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":"2026-05-17T23:56:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sqyv1AGVf3kUJv2e/yN4O4wmsXGZu4X8QSgeO8yyPCkFo2cd1K1fsScizrn5hYUcgm7EdTOtOqRzoGueb6oyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T01:05:48.653582Z"},"content_sha256":"65cf999adeed535e9187f2aa5df7946d114d6c6709fa59035d8fb98b44507ecc","schema_version":"1.0","event_id":"sha256:65cf999adeed535e9187f2aa5df7946d114d6c6709fa59035d8fb98b44507ecc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:77EC7RLJRSPRC6AGMJDQF2E6ZC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PI-Edge: A Low-Power Edge Computing System for Real-Time Autonomous Driving Services","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Bo Yu, Jie Tang, Shaoshan Liu, Weisong Shi","submitted_at":"2018-12-29T09:29:24Z","abstract_excerpt":"To simultaneously enable multiple autonomous driving services on affordable embedded systems, we designed and implemented {\\pi}-Edge, a complete edge computing framework for autonomous robots and vehicles. The contributions of this paper are three-folds: first, we developed a runtime layer to fully utilize the heterogeneous computing resources of low-power edge computing systems; second, we developed an extremely lightweight operating system to manage multiple autonomous driving services and their communications; third, we developed an edge-cloud coordinator to dynamically offload tasks to the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04978","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":"2026-05-17T23:56:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"El4erNzvAHceLlycXvDctAKLEoSTRa6a/hCWsP63uKzrA561RMbCp4qwSyj/RTiCUr/ItGrLFHHkoRSmDnHdBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T01:05:48.654159Z"},"content_sha256":"8b02649af5ea41df1db5a93b1673f9edb0ce9393716a8acaaab1d7e77627dcc7","schema_version":"1.0","event_id":"sha256:8b02649af5ea41df1db5a93b1673f9edb0ce9393716a8acaaab1d7e77627dcc7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/bundle.json","state_url":"https://pith.science/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/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":"2026-05-19T01:05:48Z","links":{"resolver":"https://pith.science/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC","bundle":"https://pith.science/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/bundle.json","state":"https://pith.science/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/77EC7RLJRSPRC6AGMJDQF2E6ZC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:77EC7RLJRSPRC6AGMJDQF2E6ZC","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":"ec49a674e2a65960dd7b57926282d385625ced1e7a61deb6f511eff02d1e5dfd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-12-29T09:29:24Z","title_canon_sha256":"59b23eaf201362256d7201cdc3f134f76d1ffcbae03dfd23bde217d8390e530f"},"schema_version":"1.0","source":{"id":"1901.04978","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.04978","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"arxiv_version","alias_value":"1901.04978v1","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.04978","created_at":"2026-05-17T23:56:15Z"},{"alias_kind":"pith_short_12","alias_value":"77EC7RLJRSPR","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"77EC7RLJRSPRC6AG","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"77EC7RLJ","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:8b02649af5ea41df1db5a93b1673f9edb0ce9393716a8acaaab1d7e77627dcc7","target":"graph","created_at":"2026-05-17T23:56:15Z","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":"To simultaneously enable multiple autonomous driving services on affordable embedded systems, we designed and implemented {\\pi}-Edge, a complete edge computing framework for autonomous robots and vehicles. The contributions of this paper are three-folds: first, we developed a runtime layer to fully utilize the heterogeneous computing resources of low-power edge computing systems; second, we developed an extremely lightweight operating system to manage multiple autonomous driving services and their communications; third, we developed an edge-cloud coordinator to dynamically offload tasks to the","authors_text":"Bo Yu, Jie Tang, Shaoshan Liu, Weisong Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-12-29T09:29:24Z","title":"PI-Edge: A Low-Power Edge Computing System for Real-Time Autonomous Driving Services"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.04978","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":"sha256:65cf999adeed535e9187f2aa5df7946d114d6c6709fa59035d8fb98b44507ecc","target":"record","created_at":"2026-05-17T23:56:15Z","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":"ec49a674e2a65960dd7b57926282d385625ced1e7a61deb6f511eff02d1e5dfd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2018-12-29T09:29:24Z","title_canon_sha256":"59b23eaf201362256d7201cdc3f134f76d1ffcbae03dfd23bde217d8390e530f"},"schema_version":"1.0","source":{"id":"1901.04978","kind":"arxiv","version":1}},"canonical_sha256":"ffc82fc5698c9f117806624702e89ec8920406b6b482e7317e2913cf75824043","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ffc82fc5698c9f117806624702e89ec8920406b6b482e7317e2913cf75824043","first_computed_at":"2026-05-17T23:56:15.948219Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:15.948219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"apddhQhJJEROcKd8o3905Wm/Y/u2G2WpGST0PbOp5MOeflNAt9d0xlDmkaQMCxLyvvdavcVCEPycAkuNxZfeCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:15.948805Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.04978","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:65cf999adeed535e9187f2aa5df7946d114d6c6709fa59035d8fb98b44507ecc","sha256:8b02649af5ea41df1db5a93b1673f9edb0ce9393716a8acaaab1d7e77627dcc7"],"state_sha256":"1c2c3acd66783711bb29b2b98731f83b78c1995c30883b6a5b259e8513b19cb7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N77GXlp2Wv/HfHJgwki9vMD8ibMRYl0lo7LvHOXGOZcBRQq149ON13zok1/sbSTI828ByPQvn1j4vKER1W09Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T01:05:48.656375Z","bundle_sha256":"61d29ee3c442fb411ca46d32582eb4b696044a8917221a8884c5000f8a5a50ad"}}