Pith Number

pith:FW7UYH4E

pith:2026:FW7UYH4EFFJSABCSNNBJCKTQVM

not attested not anchored not stored refs pending

Adversarial Test-Hardening for AI-Written Code: An Instrument Autopsy and a Pre-Registered Causal Estimate of the Critic Loop

Arizona State University), Jeff Otterson (W. P. Carey School of Business

arxiv:2607.23002 v1 · 2026-07-25 · cs.SE · 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{FW7UYH4EFFJSABCSNNBJCKTQVM}

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	2026-07-28T00:22:07.016194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dbf4c1f8429532004526b42912a70ab1b9eb42de774d1a35b5a7632f639591f

Aliases

arxiv: 2607.23002 · arxiv_version: 2607.23002v1 · doi: 10.48550/arxiv.2607.23002 · pith_short_12: FW7UYH4EFFJS · pith_short_16: FW7UYH4EFFJSABCS · pith_short_8: FW7UYH4E

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/FW7UYH4EFFJSABCSNNBJCKTQVM \
  | 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: 2dbf4c1f8429532004526b42912a70ab1b9eb42de774d1a35b5a7632f639591f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9281104825b6423ca51b89710653c74fd2ad87c9a02d600e2971e0ec4ed5d0c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-25T02:38:07Z",
    "title_canon_sha256": "eefbd62c46af9b67171765a3cbcefb83e4c9221de8980af3eb34a11252cec971"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23002",
    "kind": "arxiv",
    "version": 1
  }
}