Pith Number

pith:FPGUZMYZ

pith:2025:FPGUZMYZKTDSDXFUI5O7XYWHWF

not attested not anchored not stored refs pending

FRAME: Boosting LLMs with A Four-Quadrant Multi-Stage Pretraining Strategy

Feiyu Duan, Jingang Wang, Liangyu Xu, Rongxiang Weng, Sirui Wang, Xuemiao Zhang, Xunliang Cai, Yongwei Zhou

arxiv:2502.05551 v4 · 2025-02-08 · 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{FPGUZMYZKTDSDXFUI5O7XYWHWF}

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	2026-07-05T11:13:20.065103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bcd4cb31954c721dcb4475dfbe2c7b143ee0d0526255f608559bf969cb2cddf

Aliases

arxiv: 2502.05551 · arxiv_version: 2502.05551v4 · doi: 10.48550/arxiv.2502.05551 · pith_short_12: FPGUZMYZKTDS · pith_short_16: FPGUZMYZKTDSDXFU · pith_short_8: FPGUZMYZ

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/FPGUZMYZKTDSDXFUI5O7XYWHWF \
  | 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: 2bcd4cb31954c721dcb4475dfbe2c7b143ee0d0526255f608559bf969cb2cddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a570615191e31b3c92df22bfcfbd4ee55e8af158a84b36f6b3bad5762d279024",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-08T12:46:33Z",
    "title_canon_sha256": "72a329493a872cbbfc5f4b5a16644bf5409c0d651a9143caae1cc0d0f1c06f34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.05551",
    "kind": "arxiv",
    "version": 4
  }
}