Pith Number

pith:V4L6R3ZO

pith:2026:V4L6R3ZOO5J76QMNZXJO33HODO

not attested not anchored not stored refs pending

MEnvAgent: Scalable Polyglot Environment Construction for Verifiable Software Engineering

Bingjin Chen, Chuanzhe Guo, HaiFeng Wang, Hua Wu, Jingjing Wu, Jing Liu, Qingfu Zhu, Shilong Fan, Sijun He, Siqi Bao, Wanxiang Che, Yang Chen, Zhaoqi Kuang

arxiv:2601.22859 v3 · 2026-01-30 · 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{V4L6R3ZOO5J76QMNZXJO33HODO}

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.

Cited by

1 paper in Pith

From Question Answering to Task Completion: A Survey on Agent System and Harness Design

Receipt and verification

First computed	2026-06-09T01:05:13.743552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af17e8ef2e7753ff418dcdd2edecee1ba3479c8cffec04514077cbbb4dfa4d53

Aliases

arxiv: 2601.22859 · arxiv_version: 2601.22859v3 · doi: 10.48550/arxiv.2601.22859 · pith_short_12: V4L6R3ZOO5J7 · pith_short_16: V4L6R3ZOO5J76QMN · pith_short_8: V4L6R3ZO

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/V4L6R3ZOO5J76QMNZXJO33HODO \
  | 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: af17e8ef2e7753ff418dcdd2edecee1ba3479c8cffec04514077cbbb4dfa4d53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42169e55f7b243a5b2530b740c7eaa63926687b1dd8a28d8fb8ac183bc46bdd3",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-01-30T11:36:10Z",
    "title_canon_sha256": "cc4378a616b60c77ac5da91b983ed8db64c1d706011761f699c03b8b7c9cb6a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.22859",
    "kind": "arxiv",
    "version": 3
  }
}