Pith Number

pith:UPEDNZS3

pith:2025:UPEDNZS33OOLLPEDQHVVG75E6A

not attested not anchored not stored refs pending

Efficiently Access Diffusion Fisher: Within the Outer Product Span Space

Chao Zhang, Chen Li, Fangyikang Wang, Hanbin Zhao, Hubery Yin, Hui Qian, Huminhao Zhu, Lei Qian, Shaobin Zhuang, Yinan Li

arxiv:2505.23264 v1 · 2025-05-29 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPEDNZS33OOLLPEDQHVVG75E6A}

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	2026-07-05T11:11:58.524708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3c836e65bdb9cb5bc8381eb537fa4f029a59f59edd6f2ddf8fed398d80bcc18

Aliases

arxiv: 2505.23264 · arxiv_version: 2505.23264v1 · doi: 10.48550/arxiv.2505.23264 · pith_short_12: UPEDNZS33OOL · pith_short_16: UPEDNZS33OOLLPED · pith_short_8: UPEDNZS3

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/UPEDNZS33OOLLPEDQHVVG75E6A \
  | 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: a3c836e65bdb9cb5bc8381eb537fa4f029a59f59edd6f2ddf8fed398d80bcc18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f163b753c264f7efc28df9c632f3b6077f1f34c3081f66dd915a508cc492086",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-29T09:13:36Z",
    "title_canon_sha256": "019eebf978c92550998807eb3fc47c96dccf45c64c6155c983f8ab0bd0ca7949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23264",
    "kind": "arxiv",
    "version": 1
  }
}