Pith Number

pith:6VQNTTT7

pith:2020:6VQNTTT7NBVGJ3JJ32OJHMPQ3M

not attested not anchored not stored refs pending

A no-gold-standard technique to objectively evaluate quantitative imaging methods using patient data: Theory

Abhinav K. Jha, Barry A. Siegel, Jinxin Liu, Joyce Mhlanga, Ziping Liu

arxiv:2006.02290 v1 · 2020-06-03 · stat.ME · 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{6VQNTTT7NBVGJ3JJ32OJHMPQ3M}

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	2026-07-05T01:07:45.692575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f560d9ce7f686a64ed29de9c93b1f0db3f08602e68b6f2da1e5b1670184f94c7

Aliases

arxiv: 2006.02290 · arxiv_version: 2006.02290v1 · doi: 10.48550/arxiv.2006.02290 · pith_short_12: 6VQNTTT7NBVG · pith_short_16: 6VQNTTT7NBVGJ3JJ · pith_short_8: 6VQNTTT7

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/6VQNTTT7NBVGJ3JJ32OJHMPQ3M \
  | 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: f560d9ce7f686a64ed29de9c93b1f0db3f08602e68b6f2da1e5b1670184f94c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21b9d1a142ba27b06a2defd7c91e2d62bb2dd940df463f378e7366fb1b2b4e79",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2020-06-03T14:20:32Z",
    "title_canon_sha256": "e9c20968de335a1dc1edf98d32b6088daa6f03465f96d401e7773c3f2fd90ad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02290",
    "kind": "arxiv",
    "version": 1
  }
}