Pith Number

pith:AYCWK2CQ

pith:2026:AYCWK2CQ6XDXPMDC3CIXOEZMOV

not attested not anchored not stored refs pending

PEARL: Solver-in-the-Loop Interactive Optimization Modeling from Natural Language

Fan Zhang, Hongliang Lu, Yuan Lan, Yuxuan Chen, Zaiwen Wen, Zhong Li

arxiv:2607.18256 v1 · 2026-05-14 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AYCWK2CQ6XDXPMDC3CIXOEZMOV}

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	2026-07-22T00:22:38.889894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0605656850f5c777b062d89177132c756d9878379ecff3717628d590d43be71e

Aliases

arxiv: 2607.18256 · arxiv_version: 2607.18256v1 · doi: 10.48550/arxiv.2607.18256 · pith_short_12: AYCWK2CQ6XDX · pith_short_16: AYCWK2CQ6XDXPMDC · pith_short_8: AYCWK2CQ

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/AYCWK2CQ6XDXPMDC3CIXOEZMOV \
  | 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: 0605656850f5c777b062d89177132c756d9878379ecff3717628d590d43be71e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eb620ba59f6e93682275d8db61323a122fee9d080bfce7eb8274025f4bb711a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-14T06:47:20Z",
    "title_canon_sha256": "4c3cbf528e50f75b5a37f37643cabcc93d81951744be300aa1410b9dcae00072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18256",
    "kind": "arxiv",
    "version": 1
  }
}