Pith Number

pith:EKHJVYNW

pith:2019:EKHJVYNWSSPNNTJWLO26Q3H6N6

not attested not anchored not stored refs pending

Heterogeneous tissue characterization using ultrasound: a comparison of fractal analysis backscatter models on liver tumors

Constantin C. Coussios, Daniel Y.F. Chung, J. Alison Noble, Omar S. Al-Kadi

arxiv:1912.09903 v1 · 2019-12-20 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKHJVYNWSSPNNTJWLO26Q3H6N6}

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	2026-07-05T00:27:39.169173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

228e9ae1b6949ed6cd365bb5e86cfe6f89e6edc13e20344e89bee367659147dc

Aliases

arxiv: 1912.09903 · arxiv_version: 1912.09903v1 · doi: 10.48550/arxiv.1912.09903 · pith_short_12: EKHJVYNWSSPN · pith_short_16: EKHJVYNWSSPNNTJW · pith_short_8: EKHJVYNW

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/EKHJVYNWSSPNNTJWLO26Q3H6N6 \
  | 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: 228e9ae1b6949ed6cd365bb5e86cfe6f89e6edc13e20344e89bee367659147dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb9dec2eb88f1c472b2760df16b02d791ea55f661294676ba620368c22c59fea",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-12-20T16:03:11Z",
    "title_canon_sha256": "e379b22aa42d2d3317b861ba6bcf786d83077e99280281b292a00e78ff2aa855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.09903",
    "kind": "arxiv",
    "version": 1
  }
}