Pith Number

pith:MQ52DAMJ

pith:2026:MQ52DAMJIZSUYP3ZHHNA7Q7ABI

not attested not anchored not stored refs pending

TestEvo-Bench: An Executable and Live Benchmark for Test and Code Co-Evolution

Jiale Amber Wang, Kaiyuan Wang, Pengyu Nie

arxiv:2607.02469 v1 · 2026-07-02 · cs.SE · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQ52DAMJIZSUYP3ZHHNA7Q7ABI}

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	2026-07-03T01:17:59.968474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

643ba1818946654c3f7939da0fc3e00a3163bb8f8bf70e731c7112b14ec5133b

Aliases

arxiv: 2607.02469 · arxiv_version: 2607.02469v1 · doi: 10.48550/arxiv.2607.02469 · pith_short_12: MQ52DAMJIZSU · pith_short_16: MQ52DAMJIZSUYP3Z · pith_short_8: MQ52DAMJ

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/MQ52DAMJIZSUYP3ZHHNA7Q7ABI \
  | 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: 643ba1818946654c3f7939da0fc3e00a3163bb8f8bf70e731c7112b14ec5133b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2d010ffe984386e521ede425f10afd5b788f796bbc8ccdb56598004cb50c650",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-02T17:35:20Z",
    "title_canon_sha256": "7fc9436ed0e186098c0b13faea046655f9ef080d9eaa57a6333d1a528fb81935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02469",
    "kind": "arxiv",
    "version": 1
  }
}