Pith Number

pith:EJ4UHSHL

pith:2025:EJ4UHSHLCF5ARTNK4MCRUDJ4HE

not attested not anchored not stored refs pending

Pioneering 4-Bit FP Quantization for Diffusion Models: Mixup-Sign Quantization and Timestep-Aware Fine-Tuning

Chong Yu, Maosen Zhao, Pengtao Chen, Tao Chen, Xudong Tan, Yan Wen

arxiv:2505.21591 v1 · 2025-05-27 · cs.LG · 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{EJ4UHSHLCF5ARTNK4MCRUDJ4HE}

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	2026-07-05T11:11:00.602618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

227943c8eb117a08cdaae3051a0d3c393f5ba4be7747226d39408db42c03b3b9

Aliases

arxiv: 2505.21591 · arxiv_version: 2505.21591v1 · doi: 10.48550/arxiv.2505.21591 · pith_short_12: EJ4UHSHLCF5A · pith_short_16: EJ4UHSHLCF5ARTNK · pith_short_8: EJ4UHSHL

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/EJ4UHSHLCF5ARTNK4MCRUDJ4HE \
  | 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: 227943c8eb117a08cdaae3051a0d3c393f5ba4be7747226d39408db42c03b3b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbc3b88b71cddf69bfc1aecb930391ec1b8b28d38507a8709960ebd559b794bb",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-27T13:40:47Z",
    "title_canon_sha256": "b9097b5a876f8cbd2bbe4f0b6d86ee645e3996c7a63a77593369e224daf30717"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21591",
    "kind": "arxiv",
    "version": 1
  }
}