Pith Number

pith:IGYQS2P4

pith:2023:IGYQS2P43P5GNFYFQAYTLLIYWJ

not attested not anchored not stored refs pending

Need for Objective Task-based Evaluation of Deep Learning-Based Denoising Methods: A Study in the Context of Myocardial Perfusion SPECT

Abhinav K. Jha, Barry A. Siegel, Md Ashequr Rahman, Richard Laforest, Richard L. Wahl, Robert J. Gropler, Thomas H. Schindler, Zitong Yu

arxiv:2303.02110 v5 · 2023-03-03 · eess.IV · cs.CV · cs.LG · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGYQS2P43P5GNFYFQAYTLLIYWJ}

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	2026-07-05T05:56:56.098542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b10969fcdbfa669705803135ad18b2799927055b8db8975372fe710cc64839

Aliases

arxiv: 2303.02110 · arxiv_version: 2303.02110v5 · doi: 10.48550/arxiv.2303.02110 · pith_short_12: IGYQS2P43P5G · pith_short_16: IGYQS2P43P5GNFYF · pith_short_8: IGYQS2P4

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/IGYQS2P43P5GNFYFQAYTLLIYWJ \
  | 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: 41b10969fcdbfa669705803135ad18b2799927055b8db8975372fe710cc64839

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4ba7d5ddec753378dfaa13fab2dca9ab61650371018165a9f5d2de65caf7554",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-03-03T17:51:08Z",
    "title_canon_sha256": "e80478ba63a169bff0933fe3a3e9231789982c44e62826c8f5e11a169f13d3d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.02110",
    "kind": "arxiv",
    "version": 5
  }
}