Pith Number

pith:7BK3NW5L

pith:2019:7BK3NW5LEZBOBHZQ7H7SKSW2FT

not attested not anchored not stored refs pending

Assessing the Validity of a a priori Patient-Trial Generalizability Score using Real-world Data from a Large Clinical Data Research Network: A Colorectal Cancer Clinical Trial Case Study

Hansi Zhang, Jiang Bian, Neil Charness, Qian Li, Thomas J George Jr, William Hogan, Yi Guo, Zhe He

arxiv:1906.10163 v1 · 2019-06-24 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BK3NW5LEZBOBHZQ7H7SKSW2FT}

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	2026-05-17T23:42:32.066636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f855b6dbab2642e09f30f9ff254ada2cea7db42ce44c93b9e41c032cf983b670

Aliases

arxiv: 1906.10163 · arxiv_version: 1906.10163v1 · doi: 10.48550/arxiv.1906.10163 · pith_short_12: 7BK3NW5LEZBO · pith_short_16: 7BK3NW5LEZBOBHZQ · pith_short_8: 7BK3NW5L

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/7BK3NW5LEZBOBHZQ7H7SKSW2FT \
  | 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: f855b6dbab2642e09f30f9ff254ada2cea7db42ce44c93b9e41c032cf983b670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9975ff60a877fcf75ffd0cdc3d70ae115fd1d8d698f5af6e10995d7458db4e61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-06-24T18:27:28Z",
    "title_canon_sha256": "26adf3c5396d0d9f6eac086a71e7a2f691e07b606b2ada312e58973318d06d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10163",
    "kind": "arxiv",
    "version": 1
  }
}