Pith Number

pith:47A4JPY7

pith:2026:47A4JPY7QPZFQMNKBNXYIXZJIC

not attested not anchored not stored refs pending

TraceDev: A Traceability-Driven Multi-agent Framework for Requirement-to-Code Development

Cuiyun Gao, Jinrui Xu, Kaiqi Zhao, Mingyu Chen, Yakun Zhang, Yixing Luo, Yunming Ye, Zihao Xie

arxiv:2607.18886 v1 · 2026-07-21 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47A4JPY7QPZFQMNKBNXYIXZJIC}

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	2026-07-22T01:23:18.300728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c1c4bf1f83f25831aa0b6f845f2940a9035ed0436b56f3f4b0735b4062921c

Aliases

arxiv: 2607.18886 · arxiv_version: 2607.18886v1 · doi: 10.48550/arxiv.2607.18886 · pith_short_12: 47A4JPY7QPZF · pith_short_16: 47A4JPY7QPZFQMNK · pith_short_8: 47A4JPY7

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/47A4JPY7QPZFQMNKBNXYIXZJIC \
  | 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: e7c1c4bf1f83f25831aa0b6f845f2940a9035ed0436b56f3f4b0735b4062921c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a89a2bc483bb20f887212ae4e37713410d87072a12bd0c5d3dde49bf0b87b6b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-21T09:14:59Z",
    "title_canon_sha256": "a9d75d3daf969ba80acdddb302df7161627fe7c27bea32114cc57ac2717cab49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18886",
    "kind": "arxiv",
    "version": 1
  }
}