Pith Number

pith:7XWJES47

pith:2025:7XWJES47VTMXFEADNCCE53542O

not attested not anchored not stored refs pending

Coarse-to-Fine Process Reward Modeling for Mathematical Reasoning

Jinman Zhao, Sheng Ouyang, Yong Liu, Yulan Hu

arxiv:2501.13622 v4 · 2025-01-23 · 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{7XWJES47VTMXFEADNCCE53542O}

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	2026-07-05T11:57:34.114765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdec924b9facd972900368844eefbcd3ae3aa5701017b152e96605b14c4bf7bb

Aliases

arxiv: 2501.13622 · arxiv_version: 2501.13622v4 · doi: 10.48550/arxiv.2501.13622 · pith_short_12: 7XWJES47VTMX · pith_short_16: 7XWJES47VTMXFEAD · pith_short_8: 7XWJES47

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/7XWJES47VTMXFEADNCCE53542O \
  | 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: fdec924b9facd972900368844eefbcd3ae3aa5701017b152e96605b14c4bf7bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fcda2820071536b00e85e6742951dc48436633725550715ca397752217dd562",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-01-23T12:44:45Z",
    "title_canon_sha256": "531a7441c2d3a7d7211277c99fbe0236cd149079ca0b3e761df518956ac4f552"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13622",
    "kind": "arxiv",
    "version": 4
  }
}