Pith Number

pith:UWPWJWFG

pith:2025:UWPWJWFGYYSCKU5KNJSDXDXK7Q

not attested not anchored not stored refs pending

CARFT: Boosting LLM Reasoning via Contrastive Learning with Annotated Chain-of-Thought-based Reinforced Fine-Tuning

Haipang Wu, Ji Liu, Rongjuncheng Zhang, Wenqiao Zhu, Yulun Zhang

arxiv:2508.15868 v2 · 2025-08-21 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UWPWJWFGYYSCKU5KNJSDXDXK7Q}

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	2026-07-05T12:06:18.450942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a59f64d8a6c6242553aa6a643b8eeafc11cc61eca6c921ecc52b6a75ff46e42a

Aliases

arxiv: 2508.15868 · arxiv_version: 2508.15868v2 · doi: 10.48550/arxiv.2508.15868 · pith_short_12: UWPWJWFGYYSC · pith_short_16: UWPWJWFGYYSCKU5K · pith_short_8: UWPWJWFG

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/UWPWJWFGYYSCKU5KNJSDXDXK7Q \
  | 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: a59f64d8a6c6242553aa6a643b8eeafc11cc61eca6c921ecc52b6a75ff46e42a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f94c2ac4f1a10124c32780ff965d5db055ca239f523552d6d4cabc30a1bffe36",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-08-21T00:20:47Z",
    "title_canon_sha256": "84bad208475f78c2f850c552baf218b7f0c50f6e61a6c0fcc7c42b633bec8abc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.15868",
    "kind": "arxiv",
    "version": 2
  }
}