Pith Number

pith:OIN3JWIA

pith:2026:OIN3JWIAEUMO5UI7H5QYYHX7DK

not attested not anchored not stored refs pending

Auto-Fill: Learning to Predict Missing Values Accurately with Specialist Language Models

Dongmei Zhang, Haoyu Dong, Junjie Xing, Shi Han, Surajit Chaudhuri, Yeye He, Yurong Liu

arxiv:2607.19847 v1 · 2026-07-22 · cs.LG · cs.AI · cs.CL · cs.DB

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OIN3JWIAEUMO5UI7H5QYYHX7DK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-23T01:24:03.452898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

721bb4d9002518eed11f3f618c1eff1aae88adcf04824b00de2834be34754ef8

Aliases

arxiv: 2607.19847 · arxiv_version: 2607.19847v1 · doi: 10.48550/arxiv.2607.19847 · pith_short_12: OIN3JWIAEUMO · pith_short_16: OIN3JWIAEUMO5UI7 · pith_short_8: OIN3JWIA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OIN3JWIAEUMO5UI7H5QYYHX7DK \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 721bb4d9002518eed11f3f618c1eff1aae88adcf04824b00de2834be34754ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8c8f6b3b7371dca46fb8e94dcd6e1bb4122cd8160a9c0b4d2ea10e3562db42",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-22T07:32:09Z",
    "title_canon_sha256": "f6baea71f0e5583d9bab155dd9153554f19d1b6ed5cbd847b25f32f97ceca974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19847",
    "kind": "arxiv",
    "version": 1
  }
}