Pith Number

pith:4ZVIP2LD

pith:2025:4ZVIP2LDYFUAW255I7CJUFEEVM

not attested not anchored not stored refs pending

Efficient Pretraining Length Scaling

Bohong Wu, Jianqiao Lu, Shen Yan, Sijun Zhang, Xun Zhou, Ya Wang, Yutao Zeng

arxiv:2504.14992 v2 · 2025-04-21 · 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{4ZVIP2LDYFUAW255I7CJUFEEVM}

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

2 papers in Pith

Scaling Latent Reasoning via Looped Language Models

Scratchpad Patching: Decoupling Compute from Patch Size in Byte-Level Language Models

Receipt and verification

First computed	2026-07-05T10:53:17.900457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e66a87e963c1680b6bbd47c49a1484ab0ddfdd9d60d0c7eb6ca3d28b5b997c52

Aliases

arxiv: 2504.14992 · arxiv_version: 2504.14992v2 · doi: 10.48550/arxiv.2504.14992 · pith_short_12: 4ZVIP2LDYFUA · pith_short_16: 4ZVIP2LDYFUAW255 · pith_short_8: 4ZVIP2LD

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/4ZVIP2LDYFUAW255I7CJUFEEVM \
  | 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: e66a87e963c1680b6bbd47c49a1484ab0ddfdd9d60d0c7eb6ca3d28b5b997c52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d46ff0005426d580e1a08410843a52f4c3133bb4eb688e918e59b3de30f8cd54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-21T09:41:26Z",
    "title_canon_sha256": "71fb85d2795fd00f3c8c88c642b6a71632c702e6798c1e04390b13dbb19dd2be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14992",
    "kind": "arxiv",
    "version": 2
  }
}