Pith Number

pith:6A7NSGUD

pith:2025:6A7NSGUD3OKMF5Y56X2SO5VMVX

not attested not anchored not stored refs pending

ISIT-GEN: An in silico imaging trial to assess the inter-scanner generalizability of CTLESS for myocardial perfusion SPECT on defect-detection task

Abhinav K. Jha, Barry A. Siegel, Nancy A. Obuchowski, Nu Ri Choi, Zezhang Yang, Zitong Yu

arxiv:2503.16706 v1 · 2025-03-20 · 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{6A7NSGUD3OKMF5Y56X2SO5VMVX}

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	2026-07-05T10:36:47.885545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f03ed91a83db94c2f71df5f52776acaded1bf6b014bc684c044d3e2cfd1a5dae

Aliases

arxiv: 2503.16706 · arxiv_version: 2503.16706v1 · doi: 10.48550/arxiv.2503.16706 · pith_short_12: 6A7NSGUD3OKM · pith_short_16: 6A7NSGUD3OKMF5Y5 · pith_short_8: 6A7NSGUD

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/6A7NSGUD3OKMF5Y56X2SO5VMVX \
  | 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: f03ed91a83db94c2f71df5f52776acaded1bf6b014bc684c044d3e2cfd1a5dae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6021861dad7b90c07a4ca4c486a79b86d6c9bde6746f0b88674fdfc714b5528a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2025-03-20T20:58:07Z",
    "title_canon_sha256": "36d1d0b7f5321259a4cc9248d3d7bd2fb1e1b08618b2010d86a0aedc3955ec26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.16706",
    "kind": "arxiv",
    "version": 1
  }
}