Pith Number

pith:QNKQGUNK

pith:2025:QNKQGUNKPBPOICJAB6GO73NLS3

not attested not anchored not stored refs pending

Math Natural Language Inference: this should be easy!

Hai Hu, Lawrence S. Moss, Pavel Kovalev, Qiyue Gao, Valeria de Paiva, Yikang Liu, Zhiheng Qian

arxiv:2507.23063 v1 · 2025-07-30 · 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{QNKQGUNKPBPOICJAB6GO73NLS3}

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	2026-07-05T11:46:04.730675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83550351aa785ee409200f8cefedab96ee5e10d5fdc4455af1e190574f256815

Aliases

arxiv: 2507.23063 · arxiv_version: 2507.23063v1 · doi: 10.48550/arxiv.2507.23063 · pith_short_12: QNKQGUNKPBPO · pith_short_16: QNKQGUNKPBPOICJA · pith_short_8: QNKQGUNK

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/QNKQGUNKPBPOICJAB6GO73NLS3 \
  | 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: 83550351aa785ee409200f8cefedab96ee5e10d5fdc4455af1e190574f256815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225a73ea245659467e7b3835d80ebe473a5b96b899d57d384699aca003139a2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-30T19:49:04Z",
    "title_canon_sha256": "728103bf2030ed8ec4074b94104fbdfe2c54f9f88e230a0c43774d7344c2853a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.23063",
    "kind": "arxiv",
    "version": 1
  }
}