Pith Number

pith:AFK7QWKY

pith:2026:AFK7QWKYC7JDLCTE6NLA3WXKO6

not attested not anchored not stored refs pending

Zero Gap Is Not Restoration: Stratified Per-Question Probability Evaluation and Step-wise Mitigation of Benchmark Contamination

Ruijie Hou, Yingming Li, Yueyang Jiao, Zhao Wang

arxiv:2608.07341 v1 · 2026-08-07 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFK7QWKYC7JDLCTE6NLA3WXKO6}

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	2026-08-10T01:15:05.216189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0155f8595817d2358a64f3560ddaea7784f42fe6b2e7a456d25b44946baf7483

Aliases

arxiv: 2608.07341 · arxiv_version: 2608.07341v1 · doi: 10.48550/arxiv.2608.07341 · pith_short_12: AFK7QWKYC7JD · pith_short_16: AFK7QWKYC7JDLCTE · pith_short_8: AFK7QWKY

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/AFK7QWKYC7JDLCTE6NLA3WXKO6 \
  | 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: 0155f8595817d2358a64f3560ddaea7784f42fe6b2e7a456d25b44946baf7483

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "986d02dfab5f14aa3ead705f1f7a7a1261ae3ab9b83b0ed3f0f7e1c214a89c0b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-07T15:37:03Z",
    "title_canon_sha256": "3f41731359edaa3a9fc7a1c914e1c30b683a645a900775a4365ab4c0a4057664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.07341",
    "kind": "arxiv",
    "version": 1
  }
}