Pith Number

pith:LE3AUTHX

pith:2019:LE3AUTHXWG2VCOLAQTLT57KHWD

not attested not anchored not stored refs pending

Cardiac SPECT Radiomics Features Repeatability and Reproducibility: A Multi Scanner Phantom Study

Ahmad Bitarafan-Rajabi, Ghasem Hajianfar, Hadi Malek, Hamid Abdollahi, Isaac Shiri, Mehrdad Oveisi, Mohammad Edalat-Javid, Mohammad Javadian, Mojtaba Shamsaei Zafarghandi, Niki Oveisi

arxiv:1909.04922 v1 · 2019-09-11 · physics.med-ph · 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{LE3AUTHXWG2VCOLAQTLT57KHWD}

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	2026-07-05T00:51:03.901063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59360a4cf7b1b551396084d73efd47b0cf75b941f0941da7c2fea1b818d4bdac

Aliases

arxiv: 1909.04922 · arxiv_version: 1909.04922v1 · doi: 10.48550/arxiv.1909.04922 · pith_short_12: LE3AUTHXWG2V · pith_short_16: LE3AUTHXWG2VCOLA · pith_short_8: LE3AUTHX

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/LE3AUTHXWG2VCOLAQTLT57KHWD \
  | 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: 59360a4cf7b1b551396084d73efd47b0cf75b941f0941da7c2fea1b818d4bdac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20e895849c1b1971f4396e2d299d14e62a6e11a4932abf419cf29b12f2de5c6d",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-09-11T08:46:21Z",
    "title_canon_sha256": "6abcff718402eaa8717ca01b9ea9e60204119e66de859681ba244bb31c3a78a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04922",
    "kind": "arxiv",
    "version": 1
  }
}