Pith Number

pith:ABBJG6UW

pith:2026:ABBJG6UWNW553ZARZQHBADXAIB

not attested not anchored not stored refs pending

Large Language Models for Operations Research: A Comprehensive Survey

Jianhao Li, Jun Fan, Wanquan Liu, Xianchao Xiu

arxiv:2605.20849 v1 · 2026-05-20 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABBJG6UWNW553ZARZQHBADXAIB}

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	2026-05-21T01:05:24.437420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0042937a966dbbdde411cc0e100ee04073b6d04a53025f6336d81fe60840ab17

Aliases

arxiv: 2605.20849 · arxiv_version: 2605.20849v1 · doi: 10.48550/arxiv.2605.20849 · pith_short_12: ABBJG6UWNW55 · pith_short_16: ABBJG6UWNW553ZAR · pith_short_8: ABBJG6UW

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/ABBJG6UWNW553ZARZQHBADXAIB \
  | 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: 0042937a966dbbdde411cc0e100ee04073b6d04a53025f6336d81fe60840ab17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c362f29218e7a66ba7d9a9cdd2f3ace616c2930ebc53ffc1cf48cc32a256e3a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-20T07:40:05Z",
    "title_canon_sha256": "a166a829b1a3d2f09bff952716d20953ab9d927205b7b3616b626687b64b91b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20849",
    "kind": "arxiv",
    "version": 1
  }
}