Pith Number

pith:QMPT46VU

pith:2025:QMPT46VU27R4NEPM7YL3E2WTYU

not attested not anchored not stored refs pending

MetaLadder: Ascending Mathematical Solution Quality via Analogical-Problem Reasoning Transfer

Conghui He, Honglin Lin, Lijun Wu, Mengzhang Cai, Qizhi Pei, Xin Gao, Yu Li, Zhuoshi Pan

arxiv:2503.14891 v1 · 2025-03-19 · 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{QMPT46VU27R4NEPM7YL3E2WTYU}

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	2026-07-05T10:34:26.631164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

831f3e7ab4d7e3c691ecfe17b26ad3c51652efe0cd17c048d6c72d087608a6a2

Aliases

arxiv: 2503.14891 · arxiv_version: 2503.14891v1 · doi: 10.48550/arxiv.2503.14891 · pith_short_12: QMPT46VU27R4 · pith_short_16: QMPT46VU27R4NEPM · pith_short_8: QMPT46VU

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/QMPT46VU27R4NEPM7YL3E2WTYU \
  | 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: 831f3e7ab4d7e3c691ecfe17b26ad3c51652efe0cd17c048d6c72d087608a6a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7c6b27c8bb141384b46f89926deb6e1f63a8a79c485acfd4e4bc40164cbd120",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-03-19T04:36:35Z",
    "title_canon_sha256": "a963daae4db49c41ddb1b6a90022f67243f14973e8a83306a44505762d139f0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.14891",
    "kind": "arxiv",
    "version": 1
  }
}