Pith Number

pith:KZU3EDUE

pith:2025:KZU3EDUEQT4DMVI3MTLKSZZSMS

not attested not anchored not stored refs pending

Topic Over Source: The Key to Effective Data Mixing for Language Models Pre-training

Conghui He, He Zhu, Jiahui Peng, Jiantao Qiu, Jing Yu, Ren Ma, Xinlin Zhuang

arxiv:2502.16802 v3 · 2025-02-24 · 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{KZU3EDUEQT4DMVI3MTLKSZZSMS}

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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

3 papers in Pith

Holistic Data Scheduler for LLM Pre-training via Multi-Objective Reinforcement Learning

HERMES: A Multi-Granularity Labeling Substrate for Pre-training Data Mixtures

Data Mixing for Large Language Models Pretraining: A Survey and Outlook

Receipt and verification

First computed	2026-07-05T11:50:31.683577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5669b20e8484f836551b64d6a9673264ab89584f6c4e5c5f1d6408f886de1e28

Aliases

arxiv: 2502.16802 · arxiv_version: 2502.16802v3 · doi: 10.48550/arxiv.2502.16802 · pith_short_12: KZU3EDUEQT4D · pith_short_16: KZU3EDUEQT4DMVI3 · pith_short_8: KZU3EDUE

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/KZU3EDUEQT4DMVI3MTLKSZZSMS \
  | 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: 5669b20e8484f836551b64d6a9673264ab89584f6c4e5c5f1d6408f886de1e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da413d1ada2601b78f8abf1b2e65d30ff929bc429ec0ea51c899e2da09159646",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-24T03:25:56Z",
    "title_canon_sha256": "3d8c228d5434fbd556c0056d8bf7457bd7923f893b7fafa998a0be0e063466e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.16802",
    "kind": "arxiv",
    "version": 3
  }
}