Pith Number

pith:UZY23MLQ

pith:2025:UZY23MLQQNCPEOUEFYLMRMN3GW

not attested not anchored not stored refs pending

Fed-NDIF: A Noise-Embedded Federated Diffusion Model For Low-Count Whole-Body PET Denoising

Axel Rominger, Biao Li, Bo Zhou, Chi Liu, Hanzhong Wang, Huidong Xie, Jun Hou, Kuangyu Shi, Liang Guo, Menghua Xia, Nicha C. Dvorneka, Qiong Liu, Tianqi Chen, Xinyuan Zheng, Yinchi Zhou

arxiv:2503.16635 v1 · 2025-03-20 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZY23MLQQNCPEOUEFYLMRMN3GW}

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	2026-07-05T10:36:46.259779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a671adb1708344f23a842e16c8b1bb358b1400f6748dc909733549250e3eaa33

Aliases

arxiv: 2503.16635 · arxiv_version: 2503.16635v1 · doi: 10.48550/arxiv.2503.16635 · pith_short_12: UZY23MLQQNCP · pith_short_16: UZY23MLQQNCPEOUE · pith_short_8: UZY23MLQ

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/UZY23MLQQNCPEOUEFYLMRMN3GW \
  | 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: a671adb1708344f23a842e16c8b1bb358b1400f6748dc909733549250e3eaa33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b33c69d573d111bd401080c10dbc2527f941e239fce1728d83961587203061",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-03-20T18:37:46Z",
    "title_canon_sha256": "86c3933d7ba78c86e2be479fd79d3a79970011f50e134c23beb3d66b59d98e3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.16635",
    "kind": "arxiv",
    "version": 1
  }
}