Pith Number

pith:FUC5QTYO

pith:2025:FUC5QTYODKCYPCETJA4QVTIG4M

not attested not anchored not stored refs pending

PENCIL: Long Thoughts with Short Memory

Chenxiao Yang, David McAllester, Nathan Srebro, Zhiyuan Li

arxiv:2503.14337 v2 · 2025-03-18 · cs.LG · 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{FUC5QTYODKCYPCETJA4QVTIG4M}

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.

Cited by

11 papers in Pith

The Optimal Sample Complexity of Learning Autoregressive Chain-of-Thought

Modularized Reinforcement Learning on LLMs: From MDP Creation to Exploration and Learning

Tight Sample Complexity of Transformers

Rethinking the Role of Positional Encoding: Sliding-Window Transformers without PE Remain Turing Complete

Pseudo-Formalization for Automatic Proof Verification

Receipt and verification

First computed	2026-07-05T11:32:26.388715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d05d84f0e1a8587889348390acd06e33be44db6b856baeddb4d47482cda9434

Aliases

arxiv: 2503.14337 · arxiv_version: 2503.14337v2 · doi: 10.48550/arxiv.2503.14337 · pith_short_12: FUC5QTYODKCY · pith_short_16: FUC5QTYODKCYPCET · pith_short_8: FUC5QTYO

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/FUC5QTYODKCYPCETJA4QVTIG4M \
  | 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: 2d05d84f0e1a8587889348390acd06e33be44db6b856baeddb4d47482cda9434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01253a6fd7405de1460df0117401afe19bd5e4db9c6d968a367a10bd38ce1ca1",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-03-18T15:14:14Z",
    "title_canon_sha256": "af00b24b721caf2786e78318bfdd77ec29864ebfc137d12b9a590dc123e2a292"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.14337",
    "kind": "arxiv",
    "version": 2
  }
}