C1812C124J1GACTU - KEMET

{
 "schema": "adom/verification@1",
 "part": "C1812C124J1GACTU",
 "variants": [],
 "entries": [
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "KEMET 3D model checked against the printed dimensions for thickness code GH",
   "scope": [
    "3d-model"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "L: model 4.800 mm, KEMET 4.20 to 4.80 mm",
     "result": "pass"
    },
    {
     "text": "W: model 3.500 mm, KEMET 2.90 to 3.50 mm",
     "result": "pass"
    },
    {
     "text": "T/H: model 1.550 mm, KEMET 1.25 to 1.55 mm",
     "result": "pass"
    },
    {
     "text": "B (band width), top: model 0.877 mm, KEMET 0.25 to 0.95 mm",
     "result": "pass"
    },
    {
     "text": "B (band width), bottom: model 0.877 mm, KEMET 0.25 to 0.95 mm",
     "result": "pass"
    },
    {
     "text": "thickness code for this exact part: 0.12 uF (124) at 100 V (voltage code 1) in C1812C is GH (Table 1B, p.8), T = 1.40 +/-0.15 mm (Table 2A, p.10)",
     "result": "pass"
    },
    {
     "text": "KEMET's model is drawn at the top of every printed range: L 4.80 (max), W 3.50 (max), T 1.55 (GH max); its file name is CCS_CCSTD_1812_L4.8W3.5T1.55B0.6",
     "result": "note"
    },
    {
     "text": "band measured on the top face: 0.877 mm from the end (KEMET's file name says B0.6); inside B 0.60 +/-0.35 mm",
     "result": "note"
    },
    {
     "text": "re-posed from Y-up to Z-up by one rigid rotation and translation; package solid volume unchanged (23.90241 mm3), 72 face colours copied",
     "result": "pass"
    },
    {
     "text": "three 5 um KEMET logo glyph solids dropped from the board model: KEMET supplies C0G parts unmarked only (p.15); the original download is kept unchanged under vendor/",
     "result": "pass"
    }
   ],
   "evidence": [
    {
     "label": "overlay (top, bottom, side, end at true scale)",
     "href": "docs/verify/c1812c124j1gactu-overlay.png"
    },
    {
     "label": "numbers",
     "href": "docs/verify/c1812c124j1gactu-check.json"
    },
    {
     "label": "re-pose record",
     "href": "provenance/C1812C124J1GACTU.step.json"
    },
    {
     "label": "datasheet p.3 dimensions",
     "href": "docs/figures/kemet-ds-p3-dimensions.png"
    },
    {
     "label": "datasheet p.8 thickness code",
     "href": "docs/figures/kemet-ds-p8-waterfall-1812.png"
    },
    {
     "label": "datasheet p.10 thickness range",
     "href": "docs/figures/kemet-ds-p10-thickness.png"
    }
   ],
   "files": {
    "C1812C124J1GACTU.step": "88e36c2337e5f1e514a7c5ad920e2abc2b0f399373a5eb1023a2c2af80c528ed",
    "vendor/C1812C124J1GACTU-kemet-original.step": "b5d45febdee8defce1c3da229b540ed0a72760aeaa02501c728f7f8143eb6de7"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Footprint compared with KEMET's recommended land pattern (Table 3, level B)",
   "scope": [
    "footprint"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "gap between lands: KiCad 2.70 mm, KEMET level B 2.70 mm (+0.00 mm)",
     "result": "note"
    },
    {
     "text": "land length: KiCad 1.40 mm, KEMET level B 1.40 mm (+0.00 mm)",
     "result": "note"
    },
    {
     "text": "land width: KiCad 3.40 mm, KEMET level B 3.50 mm (-0.10 mm)",
     "result": "note"
    },
    {
     "text": "overall length: KiCad 5.50 mm, KEMET level B 5.50 mm (+0.00 mm)",
     "result": "note"
    },
    {
     "text": "KiCad's IPC-7351 nominal footprint matches KEMET's level B except the land width (3.40 vs 3.50 mm); KiCad footprint kept (renamed, copper unchanged)",
     "result": "pass"
    },
    {
     "text": "footprint names its 3D model: (model \"${KIPRJMOD}/C1812C124J1GACTU.step\")",
     "result": "pass"
    }
   ],
   "evidence": [
    {
     "label": "comparison drawing",
     "href": "land-pattern/land-pattern.png"
    },
    {
     "label": "numbers",
     "href": "land-pattern/land-check.json"
    },
    {
     "label": "write-up",
     "href": "land-pattern/README.md"
    },
    {
     "label": "datasheet p.12",
     "href": "docs/figures/kemet-ds-p12-land-pattern.png"
    }
   ],
   "files": {
    "C_1812_4532Metric_C1812C124J1GACTU.kicad_mod": "3a3d40605d16f4d89e01f0719afb667d0669a0b53ec5e4bad052f8eafab3a29d"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Marking: the real part is unmarked",
   "scope": [
    "3d-model",
    "marking"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "KEMET supplies C0G devices unmarked only (datasheet p.15), and the ordering code TU means 7 inch reel, unmarked (p.2) (KEMET C1003_C0G 2/20/2025 p.2 and p.15)",
     "result": "pass"
    },
    {
     "text": "no AI-added part-number etch on any model; KEMET's CAD logo removed from the board model, kept in the vendor original",
     "result": "pass"
    }
   ],
   "evidence": [
    {
     "label": "datasheet p.15",
     "href": "docs/figures/kemet-ds-p15-marking.png"
    },
    {
     "label": "datasheet p.2",
     "href": "docs/figures/kemet-ds-p2-benefits-packaging.png"
    }
   ],
   "files": {
    "C1812C124J1GACTU.step": "88e36c2337e5f1e514a7c5ad920e2abc2b0f399373a5eb1023a2c2af80c528ed"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Board-use LOD GLBs are clean and share the STEP pose",
   "scope": [
    "lod"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "four levels written, read back, bounds equal the STEP (Z-up, metres, seat z = 0)",
     "result": "pass"
    },
    {
     "text": "no footprint, pad outline, label or silkscreen helpers; terminals present at every level",
     "result": "pass"
    },
    {
     "text": "previews looked at by the AI agent, not yet by a person",
     "result": "note"
    }
   ],
   "evidence": [
    {
     "label": "manifest",
     "href": "lod/manifest.json"
    }
   ],
   "files": {
    "lod/high.glb": "bef7ba8cde5577a9e4c18ae18557c1bfebfe35c9b3fbf5c380de2fc3504ccb20",
    "lod/medium.glb": "909900100576c0fb2203fd429a28f45080d64983bfdfbb5f1999927ad87428a0",
    "lod/low.glb": "8f1ad4771992ec4f9a9f75476d5e37ee50729a5b284172effcb6610a08462776",
    "lod/super-low.glb": "bce035912fe7694cf06a5e4d1947efe8cd8a4863a376e2df1070d2febda0ecb0"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Pin 1, polarity and symbol",
   "scope": [
    "footprint",
    "3d-model",
    "symbol"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "non-polar two-terminal capacitor (datasheet p.2): pads 1 and 2 are interchangeable; symbol pins 1 and 2 map to pads 1 and 2",
     "result": "pass"
    },
    {
     "text": "symbol pin ends at (0, +2.54) and (0, -2.54) mm, on the 2.54 mm grid",
     "result": "pass"
    },
    {
     "text": "symbol fields MPN, Manufacturer, Mouser, DigiKey, Adom Wiki, Datasheet and Footprint filled; LCSC present but empty because JLCPCB/LCSC list no part (2026-10-21)",
     "result": "note"
    },
    {
     "text": "model terminals sit on the footprint pads (both centred on the origin, long axis on X)",
     "result": "pass"
    }
   ],
   "evidence": [],
   "files": {
    "C_1812_4532Metric_C1812C124J1GACTU.kicad_mod": "3a3d40605d16f4d89e01f0719afb667d0669a0b53ec5e4bad052f8eafab3a29d",
    "C1812C124J1GACTU.kicad_sym": "83532d32c732fd73bc8966c290816fdb4d6c6a73870d65a187f82be83f90fe5c",
    "C1812C124J1GACTU.step": "88e36c2337e5f1e514a7c5ad920e2abc2b0f399373a5eb1023a2c2af80c528ed"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Hero GLB built to the adom-hero standard",
   "scope": [
    "3d-model",
    "hero"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "built with adom/component-hero hero_glb.py (unmodified) from package-reference.glb, the footprint and page.json; alignment check OK",
     "result": "pass"
    },
    {
     "text": "teal dashed pad outlines (alpha 0.5), silkscreen (alpha 0.3) and pad-number labels 1 and 2 (alpha 0.5); no pin-1 dot because the part is non-polar",
     "result": "pass"
    },
    {
     "text": "preview looked at by the AI agent; the live wiki viewer still needs a person's look",
     "result": "note"
    }
   ],
   "evidence": [
    {
     "label": "preview",
     "href": "docs/verify/hero-preview.png"
    },
    {
     "label": "overlay record",
     "href": "c1812c124j1gactu-hero.overlay.json"
    }
   ],
   "files": {
    "c1812c124j1gactu-hero.glb": "fd98debd3272da2303ea2af1a7af804b750ed9887356b33cdcff92680a7d21e2",
    "package-reference.glb": "53804863334397774437d2712467f7d99cf6a28381b8ca78c498bbbfedcf5aa2"
   }
  },
  {
   "date": "2026-10-21",
   "by": {
    "name": "Claude (AI agent) for John Lauer",
    "handle": "john"
   },
   "status": "verified",
   "title": "Fusion and Altium libraries generated from the KiCad symbol and footprint",
   "scope": [
    "symbol",
    "footprint"
   ],
   "variants": [
    "*"
   ],
   "checks": [
    {
     "text": "adom-lbr generate --part-metadata page.json: .lbr lint passed",
     "result": "pass"
    },
    {
     "text": "adom-lbr import-kicad then assemble-altium --no-dedupe: native .SchLib and .PcbLib written, STEP body embedded",
     "result": "pass"
    },
    {
     "text": "not yet opened in Fusion or Altium (no desktop app used for this page)",
     "result": "note"
    }
   ],
   "evidence": [],
   "files": {
    "C1812C124J1GACTU.lbr": "8ab0ff6c67078aa179707b321443019cc088c6da010378e7dbff10433302ef1d",
    "altium/C1812C124J1GACTU.SchLib": "b84eb045fe23f2260ddda06777a2bd7a494691ab4be41a466bf73a9dc526b79f",
    "altium/C1812C124J1GACTU.PcbLib": "8fbecca79504564d582770b912d34fc9c62341bbd948d94df8d51f9174d0a356",
    "C1812C124J1GACTU.adom-lbr.json": "febc9b75092f87c62b3ac30d9e63593a14fecd36ffb4ecc7fd02b61e3575725d"
   }
  }
 ]
}