{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:W64B7PKEL537OWLRBEL2N5VVS6","short_pith_number":"pith:W64B7PKE","canonical_record":{"source":{"id":"2508.03725","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-30T02:16:50Z","cross_cats_sorted":[],"title_canon_sha256":"0c0ad63c377315ad7355546c6df836f4ca0fa2c9df8991b7af7f9e334641f12b","abstract_canon_sha256":"11c091b5501c87ccfe2b331d367a6ccca1a4ac8bfce999690955ef9c110aa41f"},"schema_version":"1.0"},"canonical_sha256":"b7b81fbd445f77f759710917a6f6b59786d77b73efe1dfc8d1efe9b2acac3032","source":{"kind":"arxiv","id":"2508.03725","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.03725","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"arxiv_version","alias_value":"2508.03725v1","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.03725","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_12","alias_value":"W64B7PKEL537","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_16","alias_value":"W64B7PKEL537OWLR","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_8","alias_value":"W64B7PKE","created_at":"2026-07-05T11:49:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:W64B7PKEL537OWLRBEL2N5VVS6","target":"record","payload":{"canonical_record":{"source":{"id":"2508.03725","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-30T02:16:50Z","cross_cats_sorted":[],"title_canon_sha256":"0c0ad63c377315ad7355546c6df836f4ca0fa2c9df8991b7af7f9e334641f12b","abstract_canon_sha256":"11c091b5501c87ccfe2b331d367a6ccca1a4ac8bfce999690955ef9c110aa41f"},"schema_version":"1.0"},"canonical_sha256":"b7b81fbd445f77f759710917a6f6b59786d77b73efe1dfc8d1efe9b2acac3032","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:49:13.741625Z","signature_b64":"/hXwdJu+gRrfLBwjmjbbghNERengCbrEkXnC1ra/XtvJ8lVLsd5MHnV3XKBDT9lfdqX3XdJ+AQleeBo2ofg6Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7b81fbd445f77f759710917a6f6b59786d77b73efe1dfc8d1efe9b2acac3032","last_reissued_at":"2026-07-05T11:49:13.741127Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:49:13.741127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.03725","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":"2026-07-05T11:49:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kQoEIWN87HzcFS1bEJhmC9y4KXZ5RfgpCmyGJuDtSf4JSxoRQOw9OfbmNc2drQeHNs/Q6x2TMiORREUf5HpUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T17:55:30.062157Z"},"content_sha256":"e42ccbe3ad2d6185e083e6476dfed618d39b529ae0fe1575d8ff7e2badec0d73","schema_version":"1.0","event_id":"sha256:e42ccbe3ad2d6185e083e6476dfed618d39b529ae0fe1575d8ff7e2badec0d73"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:W64B7PKEL537OWLRBEL2N5VVS6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Large Language Model Powered Integrated Circuit Footprint Geometry Understanding","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dian Ding, Kaiyuan Lin, Lanqing Yang, Mahanth Gowda, Runze Liu, Taiting Lu, Xiaomeng Chen, Yi-Chao Chen, Yida Wang, Yifan Yang, Yijie Li, Yincheng Jin, Yixin Liu, Yuehai Wang, Zhe Chen","submitted_at":"2025-07-30T02:16:50Z","abstract_excerpt":"Printed-Circuit-board (PCB) footprint geometry labeling of integrated circuits (IC) is essential in defining the physical interface between components and the PCB layout, requiring exceptional visual perception proficiency. However, due to the unstructured footprint drawing and abstract diagram annotations, automated parsing and accurate footprint geometry modeling remain highly challenging. Despite its importance, no methods currently exist for automated package geometry labeling directly from IC mechanical drawings. In this paper, we first investigate the visual perception performance of Lar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.03725","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/2508.03725/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":"2026-07-05T11:49:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DQXMwisQAozgcQLXGajP0uwoL3UydQV1fMajvMMy1ekLIIFHTi7NBvs6OhcIPEqwHXvygn+P85Q2TLaIBgojBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T17:55:30.062880Z"},"content_sha256":"12682a82da60dcd690ec1f0a1a3378e2cd43c12260f785ec0d482ade581ca103","schema_version":"1.0","event_id":"sha256:12682a82da60dcd690ec1f0a1a3378e2cd43c12260f785ec0d482ade581ca103"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W64B7PKEL537OWLRBEL2N5VVS6/bundle.json","state_url":"https://pith.science/pith/W64B7PKEL537OWLRBEL2N5VVS6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W64B7PKEL537OWLRBEL2N5VVS6/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":"2026-08-04T17:55:30Z","links":{"resolver":"https://pith.science/pith/W64B7PKEL537OWLRBEL2N5VVS6","bundle":"https://pith.science/pith/W64B7PKEL537OWLRBEL2N5VVS6/bundle.json","state":"https://pith.science/pith/W64B7PKEL537OWLRBEL2N5VVS6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W64B7PKEL537OWLRBEL2N5VVS6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:W64B7PKEL537OWLRBEL2N5VVS6","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":"11c091b5501c87ccfe2b331d367a6ccca1a4ac8bfce999690955ef9c110aa41f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-30T02:16:50Z","title_canon_sha256":"0c0ad63c377315ad7355546c6df836f4ca0fa2c9df8991b7af7f9e334641f12b"},"schema_version":"1.0","source":{"id":"2508.03725","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.03725","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"arxiv_version","alias_value":"2508.03725v1","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.03725","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_12","alias_value":"W64B7PKEL537","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_16","alias_value":"W64B7PKEL537OWLR","created_at":"2026-07-05T11:49:13Z"},{"alias_kind":"pith_short_8","alias_value":"W64B7PKE","created_at":"2026-07-05T11:49:13Z"}],"graph_snapshots":[{"event_id":"sha256:12682a82da60dcd690ec1f0a1a3378e2cd43c12260f785ec0d482ade581ca103","target":"graph","created_at":"2026-07-05T11:49:13Z","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/2508.03725/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Printed-Circuit-board (PCB) footprint geometry labeling of integrated circuits (IC) is essential in defining the physical interface between components and the PCB layout, requiring exceptional visual perception proficiency. However, due to the unstructured footprint drawing and abstract diagram annotations, automated parsing and accurate footprint geometry modeling remain highly challenging. Despite its importance, no methods currently exist for automated package geometry labeling directly from IC mechanical drawings. In this paper, we first investigate the visual perception performance of Lar","authors_text":"Dian Ding, Kaiyuan Lin, Lanqing Yang, Mahanth Gowda, Runze Liu, Taiting Lu, Xiaomeng Chen, Yi-Chao Chen, Yida Wang, Yifan Yang, Yijie Li, Yincheng Jin, Yixin Liu, Yuehai Wang, Zhe Chen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-30T02:16:50Z","title":"A Large Language Model Powered Integrated Circuit Footprint Geometry Understanding"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.03725","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:e42ccbe3ad2d6185e083e6476dfed618d39b529ae0fe1575d8ff7e2badec0d73","target":"record","created_at":"2026-07-05T11:49:13Z","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":"11c091b5501c87ccfe2b331d367a6ccca1a4ac8bfce999690955ef9c110aa41f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-30T02:16:50Z","title_canon_sha256":"0c0ad63c377315ad7355546c6df836f4ca0fa2c9df8991b7af7f9e334641f12b"},"schema_version":"1.0","source":{"id":"2508.03725","kind":"arxiv","version":1}},"canonical_sha256":"b7b81fbd445f77f759710917a6f6b59786d77b73efe1dfc8d1efe9b2acac3032","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7b81fbd445f77f759710917a6f6b59786d77b73efe1dfc8d1efe9b2acac3032","first_computed_at":"2026-07-05T11:49:13.741127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:49:13.741127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/hXwdJu+gRrfLBwjmjbbghNERengCbrEkXnC1ra/XtvJ8lVLsd5MHnV3XKBDT9lfdqX3XdJ+AQleeBo2ofg6Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:49:13.741625Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.03725","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e42ccbe3ad2d6185e083e6476dfed618d39b529ae0fe1575d8ff7e2badec0d73","sha256:12682a82da60dcd690ec1f0a1a3378e2cd43c12260f785ec0d482ade581ca103"],"state_sha256":"bbb8d5e6e3d512a97e55ac901f94bbb5e270d9adba5ffabf9a0b69cfae2a37ec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j/Q6ItuNxglrdSznz6ShjqGCcwfOkPP1Rw0XTpxx2NqT9EYk2bFIwjA9JU7gbYG2eAWC9vx2amLDcBgOMINvAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T17:55:30.067064Z","bundle_sha256":"024446f0fecd75500ec83d5dc7d7a9c47668ff7c24e4b053a0b8abd07e937a34"}}