Pith Number

pith:4FQ4JSYC

pith:2014:4FQ4JSYCNILER5XM5FTPR6JWCU

not attested not anchored not stored refs pending

Designing Optimal Mortality Risk Prediction Scores that Preserve Clinical Knowledge

Haris Vikalo, Karla A. Lawson, Natalia M. Arzeno, Sarah V. Duzinski

arxiv:1411.5086 v2 · 2014-11-19 · stat.ML · 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{4FQ4JSYCNILER5XM5FTPR6JWCU}

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	2026-05-18T02:17:33.478132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e161c4cb026a1648f6ece966f8f9361502886a2fb5e444534a3c6f14e2d00274

Aliases

arxiv: 1411.5086 · arxiv_version: 1411.5086v2 · doi: 10.48550/arxiv.1411.5086 · pith_short_12: 4FQ4JSYCNILE · pith_short_16: 4FQ4JSYCNILER5XM · pith_short_8: 4FQ4JSYC

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/4FQ4JSYCNILER5XM5FTPR6JWCU \
  | 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: e161c4cb026a1648f6ece966f8f9361502886a2fb5e444534a3c6f14e2d00274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d165897ca632899e35884585ad9a8ab8b30814643594fffd18dcb62a8428eea0",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-11-19T01:15:49Z",
    "title_canon_sha256": "2cd48b67f3a740330cbf024a285ebb8c748fb0c0f620a96649d702dc48eb5d92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5086",
    "kind": "arxiv",
    "version": 2
  }
}