Pith Number

pith:DDPEBBOK

pith:2025:DDPEBBOK5KIWZYZEOQMNKF447X

not attested not anchored not stored refs pending

Universal Reasoner: A Single, Composable Plug-and-Play Reasoner for Frozen LLMs

Choonghan Kim, Hangeol Chang, Hyunmin Hwang, Jaemin Kim, Jong Chul Ye

arxiv:2505.19075 v3 · 2025-05-25 · cs.AI · cs.CL · 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{DDPEBBOK5KIWZYZEOQMNKF447X}

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	2026-05-21T01:05:05.992696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18de4085caea916ce3247418d5179cfde903c37c2a8574241c29fb4c2c5980f3

Aliases

arxiv: 2505.19075 · arxiv_version: 2505.19075v3 · doi: 10.48550/arxiv.2505.19075 · pith_short_12: DDPEBBOK5KIW · pith_short_16: DDPEBBOK5KIWZYZE · pith_short_8: DDPEBBOK

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/DDPEBBOK5KIWZYZEOQMNKF447X \
  | 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: 18de4085caea916ce3247418d5179cfde903c37c2a8574241c29fb4c2c5980f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d519132ff3735e385a2f1686cb164c50202babc0fac065e167b2acc4dbc66a5",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-25T10:19:10Z",
    "title_canon_sha256": "800cd48fa349790f7e80429f5d8551853574e751859e720b91e5cf49de4d9729"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19075",
    "kind": "arxiv",
    "version": 3
  }
}