Pith Number

pith:DLVWLSIG

pith:2021:DLVWLSIG3YSHKV3JREYIYSAOJK

not attested not anchored not stored refs pending

Objective task-based evaluation of artificial intelligence-based medical imaging methods: Framework, strategies and role of the physician

Abhinav K. Jha, Arman Rahmim, Babak Saboury, Barry A. Siegel, Kyle J. Myers, Md Ashequr Rahman, Nancy A. Obuchowski, Ziping Liu

arxiv:2107.04540 v2 · 2021-07-09 · 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{DLVWLSIG3YSHKV3JREYIYSAOJK}

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	2026-07-05T02:59:38.157190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aeb65c906de2475576989308c480e4a9a276690f071dee61fbaa3eb5bbc7813

Aliases

arxiv: 2107.04540 · arxiv_version: 2107.04540v2 · doi: 10.48550/arxiv.2107.04540 · pith_short_12: DLVWLSIG3YSH · pith_short_16: DLVWLSIG3YSHKV3J · pith_short_8: DLVWLSIG

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/DLVWLSIG3YSHKV3JREYIYSAOJK \
  | 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: 1aeb65c906de2475576989308c480e4a9a276690f071dee61fbaa3eb5bbc7813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef955dfdfab71e9e47792aeb8a652bfb75dadc04d2c1bcd1e297ce20ab3b75fd",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2021-07-09T16:55:40Z",
    "title_canon_sha256": "2db3ace0774d26e9ed53379cbe11c7dbba671d850d71e68e5ec92590c9ac4494"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04540",
    "kind": "arxiv",
    "version": 2
  }
}