{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:GNSNXMMRSHI75RYKWEVMOQPIBF","short_pith_number":"pith:GNSNXMMR","canonical_record":{"source":{"id":"2607.05871","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-07T06:04:46Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"6fbd55036e79cfe0a588f4038bc3148ad7d7ff08a6200cb42f9fb9dbb278ac0d","abstract_canon_sha256":"a52c092bf34489a92dff64e7b9d9a013d21265ac0423527769a57b37ad1c61e4"},"schema_version":"1.0"},"canonical_sha256":"3364dbb19191d1fec70ab12ac741e8095104f218467835e6a9e3434fa23e2a62","source":{"kind":"arxiv","id":"2607.05871","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.05871","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"arxiv_version","alias_value":"2607.05871v1","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.05871","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_12","alias_value":"GNSNXMMRSHI7","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_16","alias_value":"GNSNXMMRSHI75RYK","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_8","alias_value":"GNSNXMMR","created_at":"2026-07-08T01:18:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:GNSNXMMRSHI75RYKWEVMOQPIBF","target":"record","payload":{"canonical_record":{"source":{"id":"2607.05871","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-07T06:04:46Z","cross_cats_sorted":["cs.CY"],"title_canon_sha256":"6fbd55036e79cfe0a588f4038bc3148ad7d7ff08a6200cb42f9fb9dbb278ac0d","abstract_canon_sha256":"a52c092bf34489a92dff64e7b9d9a013d21265ac0423527769a57b37ad1c61e4"},"schema_version":"1.0"},"canonical_sha256":"3364dbb19191d1fec70ab12ac741e8095104f218467835e6a9e3434fa23e2a62","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-08T01:18:48.862278Z","signature_b64":"Vv9pOKNuV7L7nelsqSsn2qSJD6iNhqCS0U4kAdu1EvVe7EUO5xHeX21Ts94kW2w4dZotBHbIdLo5Fx5dZva5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3364dbb19191d1fec70ab12ac741e8095104f218467835e6a9e3434fa23e2a62","last_reissued_at":"2026-07-08T01:18:48.861838Z","signature_status":"signed_v1","first_computed_at":"2026-07-08T01:18:48.861838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.05871","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":"2026-07-08T01:18:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y61dbcnlQyqu1jUlXn8xv/PQ3PTXuf5r0A8VAA3JKOwgvawAmfK7Use2pPQjomEaHspO5pgFShyYtZ2Ga+FeDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:15:53.018270Z"},"content_sha256":"2c61773850b8529d139ca209d49243a6700149d90d9fdbba4940a54d16dd88e0","schema_version":"1.0","event_id":"sha256:2c61773850b8529d139ca209d49243a6700149d90d9fdbba4940a54d16dd88e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:GNSNXMMRSHI75RYKWEVMOQPIBF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DebugTracker: Lightweight Process Evidence for Classroom Debugging","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.CY"],"primary_cat":"cs.SE","authors_text":"Jiatong Liu, Xue Yao, Yongqiang Tian, Zehua Zhang","submitted_at":"2026-07-07T06:04:46Z","abstract_excerpt":"Debugging exercises are often assessed from final code and test outcomes, yet these artifacts hide how students reproduced failures, formed hypotheses, inspected evidence, edited code, and verified fixes. We present DebugTracker, a Visual Studio Code extension that records lightweight debugging-process evidence for classroom tasks. DebugTracker separates uncoached Evaluation Mode traces from coached Training Mode traces, stores append-only JSONL events, and exports timeline and Markdown reports for human review. The prototype records test commands, editor and debugger metadata, student checkpo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.05871","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.05871/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":"2026-07-08T01:18:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vHbvYhILDREWEfmDn1v7zIXXv1LzA8cSbMd+adptQ8sncdyq3kiq7VS1oqAMdPeSmBmlUqgrAkfeQfk/vCriDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:15:53.018774Z"},"content_sha256":"3a0a90e42a1302293579a8d1c5f750eb26850fc6bd06ed0f6b60e8f1d42c3f98","schema_version":"1.0","event_id":"sha256:3a0a90e42a1302293579a8d1c5f750eb26850fc6bd06ed0f6b60e8f1d42c3f98"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/bundle.json","state_url":"https://pith.science/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/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":"2026-08-14T22:15:53Z","links":{"resolver":"https://pith.science/pith/GNSNXMMRSHI75RYKWEVMOQPIBF","bundle":"https://pith.science/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/bundle.json","state":"https://pith.science/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GNSNXMMRSHI75RYKWEVMOQPIBF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GNSNXMMRSHI75RYKWEVMOQPIBF","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":"a52c092bf34489a92dff64e7b9d9a013d21265ac0423527769a57b37ad1c61e4","cross_cats_sorted":["cs.CY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-07T06:04:46Z","title_canon_sha256":"6fbd55036e79cfe0a588f4038bc3148ad7d7ff08a6200cb42f9fb9dbb278ac0d"},"schema_version":"1.0","source":{"id":"2607.05871","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.05871","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"arxiv_version","alias_value":"2607.05871v1","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.05871","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_12","alias_value":"GNSNXMMRSHI7","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_16","alias_value":"GNSNXMMRSHI75RYK","created_at":"2026-07-08T01:18:48Z"},{"alias_kind":"pith_short_8","alias_value":"GNSNXMMR","created_at":"2026-07-08T01:18:48Z"}],"graph_snapshots":[{"event_id":"sha256:3a0a90e42a1302293579a8d1c5f750eb26850fc6bd06ed0f6b60e8f1d42c3f98","target":"graph","created_at":"2026-07-08T01:18:48Z","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/2607.05871/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Debugging exercises are often assessed from final code and test outcomes, yet these artifacts hide how students reproduced failures, formed hypotheses, inspected evidence, edited code, and verified fixes. We present DebugTracker, a Visual Studio Code extension that records lightweight debugging-process evidence for classroom tasks. DebugTracker separates uncoached Evaluation Mode traces from coached Training Mode traces, stores append-only JSONL events, and exports timeline and Markdown reports for human review. The prototype records test commands, editor and debugger metadata, student checkpo","authors_text":"Jiatong Liu, Xue Yao, Yongqiang Tian, Zehua Zhang","cross_cats":["cs.CY"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-07T06:04:46Z","title":"DebugTracker: Lightweight Process Evidence for Classroom Debugging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.05871","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":"sha256:2c61773850b8529d139ca209d49243a6700149d90d9fdbba4940a54d16dd88e0","target":"record","created_at":"2026-07-08T01:18:48Z","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":"a52c092bf34489a92dff64e7b9d9a013d21265ac0423527769a57b37ad1c61e4","cross_cats_sorted":["cs.CY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-07T06:04:46Z","title_canon_sha256":"6fbd55036e79cfe0a588f4038bc3148ad7d7ff08a6200cb42f9fb9dbb278ac0d"},"schema_version":"1.0","source":{"id":"2607.05871","kind":"arxiv","version":1}},"canonical_sha256":"3364dbb19191d1fec70ab12ac741e8095104f218467835e6a9e3434fa23e2a62","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3364dbb19191d1fec70ab12ac741e8095104f218467835e6a9e3434fa23e2a62","first_computed_at":"2026-07-08T01:18:48.861838Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-08T01:18:48.861838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vv9pOKNuV7L7nelsqSsn2qSJD6iNhqCS0U4kAdu1EvVe7EUO5xHeX21Ts94kW2w4dZotBHbIdLo5Fx5dZva5DA==","signature_status":"signed_v1","signed_at":"2026-07-08T01:18:48.862278Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.05871","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c61773850b8529d139ca209d49243a6700149d90d9fdbba4940a54d16dd88e0","sha256:3a0a90e42a1302293579a8d1c5f750eb26850fc6bd06ed0f6b60e8f1d42c3f98"],"state_sha256":"a108c322fab7a77dc73650c799d2f012291686946e3a8627a87851624897b0f7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jIDHA10/8XcAjJuqQH1ndTyUSgrEAmQAOvNhm9TQ14oyItIjFOtfS7bkEJ37Nf5G38FyMWDtBUREyI/zyyqIDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T22:15:53.023239Z","bundle_sha256":"8b650cbef0216d3a7ab16d76fb001b922bbe18e8f719b7d083e27ed11dff4536"}}