Pith Number

pith:BVMFBRUZ

pith:2022:BVMFBRUZXYEOLNV7GQKPPKA72R

not attested not anchored not stored refs pending

Investigating the limited performance of a deep-learning-based SPECT denoising approach: An observer-study-based characterization

Abhinav K. Jha, Md Ashequr Rahman, Zitong Yu

arxiv:2203.01918 v1 · 2022-03-03 · physics.med-ph · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVMFBRUZXYEOLNV7GQKPPKA72R}

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	2026-07-05T04:01:52.959741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d5850c699be08e5b6bf3414f7a81fd47377620fcc230316dc6f739e7d619cbf

Aliases

arxiv: 2203.01918 · arxiv_version: 2203.01918v1 · doi: 10.48550/arxiv.2203.01918 · pith_short_12: BVMFBRUZXYEO · pith_short_16: BVMFBRUZXYEOLNV7 · pith_short_8: BVMFBRUZ

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/BVMFBRUZXYEOLNV7GQKPPKA72R \
  | 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: 0d5850c699be08e5b6bf3414f7a81fd47377620fcc230316dc6f739e7d619cbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a341439fa2d3db4b210db2475241eb1d35b5f6c8f10bb27550e77f159ab836a1",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2022-03-03T18:51:59Z",
    "title_canon_sha256": "dfe100b68417809d8dd349d46b35462bf2ead5f680925b5641bccaeb7a3c4c3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01918",
    "kind": "arxiv",
    "version": 1
  }
}