Pith Number

pith:VTPOX5ZN

pith:2026:VTPOX5ZNBHOMPBPMFNEZTCWWLI

not attested not anchored not stored refs pending

Pull Requests as a Training Signal for Repo-Level Code Editing

Lei Ji, Lin Gui, Murong Ma, Peng Cheng, Qinglin Zhu, Runcong Zhao, Shuai Lu, Tianyu Chen, Xiangxiang Dai, Yeyun Gong, Yulan He

arxiv:2602.07457 v2 · 2026-02-07 · 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{VTPOX5ZNBHOMPBPMFNEZTCWWLI}

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	2026-06-01T01:02:32.572630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acdeebf72d09dcc785ec2b49998ad65a2691f2b9a7b9c64c949afb8ac61b3475

Aliases

arxiv: 2602.07457 · arxiv_version: 2602.07457v2 · doi: 10.48550/arxiv.2602.07457 · pith_short_12: VTPOX5ZNBHOM · pith_short_16: VTPOX5ZNBHOMPBPM · pith_short_8: VTPOX5ZN

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/VTPOX5ZNBHOMPBPMFNEZTCWWLI \
  | 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: acdeebf72d09dcc785ec2b49998ad65a2691f2b9a7b9c64c949afb8ac61b3475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9730115e7db0b34873c3fc817e30d507f9b80d901e48a46e69d2c83f3dc21f64",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-02-07T09:22:25Z",
    "title_canon_sha256": "06d9566f9bc3ba6b53b176066e61e436ea47ce6ac2e50c8f66631d88de2f663e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07457",
    "kind": "arxiv",
    "version": 2
  }
}