Pith Number

pith:7QX5C7TK

pith:2021:7QX5C7TKRWMD6FVGKQJAFTAQ5E

not attested not anchored not stored refs pending

Deep learning-based detection of intravenous contrast in computed tomography scans

Ahmed Hosny, Benjamin H. Kann, Deborah Plana, Hugo J. W. L. Aerts, Jack M. Qian, Jirapat Likitlersuang, Raymond H. Mak, Roman Zeleznik, Zezhong Ye, Zhongyi Zhang

arxiv:2110.08424 v2 · 2021-10-16 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QX5C7TKRWMD6FVGKQJAFTAQ5E}

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	2026-07-05T03:24:13.851487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2fd17e6a8d983f16a6541202cc10e90bb1e03ba209e007b2f99bdd6e14f252

Aliases

arxiv: 2110.08424 · arxiv_version: 2110.08424v2 · doi: 10.48550/arxiv.2110.08424 · pith_short_12: 7QX5C7TKRWMD · pith_short_16: 7QX5C7TKRWMD6FVG · pith_short_8: 7QX5C7TK

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/7QX5C7TKRWMD6FVGKQJAFTAQ5E \
  | 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: fc2fd17e6a8d983f16a6541202cc10e90bb1e03ba209e007b2f99bdd6e14f252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc3de24c87bdb2ecfbc50aecf33024ccc7bb148430dfa5bb92afd630212a74a2",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-10-16T00:46:45Z",
    "title_canon_sha256": "d1452e175cc280fc757cd6ac3469d42ca5e42f906454883042ee82a986e79859"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.08424",
    "kind": "arxiv",
    "version": 2
  }
}