Pith Number

pith:PD5F5WAQ

pith:2021:PD5F5WAQZYXUZP562TPRHTQ6NR

not attested not anchored not stored refs pending

The Future will be Different than Today: Model Evaluation Considerations when Developing Translational Clinical Biomarker

Jane Fridlyand, Ning Leng, Noah Simon, Tiffany Tang, Ting Qi, Yichen Lu

arxiv:2107.08787 v1 · 2021-07-13 · stat.AP · 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{PD5F5WAQZYXUZP562TPRHTQ6NR}

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	2026-07-05T02:58:52.962407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78fa5ed810ce2f4cbfbed4df13ce1e6c487bc61cb0ad430c3ca9ac88a0534d99

Aliases

arxiv: 2107.08787 · arxiv_version: 2107.08787v1 · doi: 10.48550/arxiv.2107.08787 · pith_short_12: PD5F5WAQZYXU · pith_short_16: PD5F5WAQZYXUZP56 · pith_short_8: PD5F5WAQ

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/PD5F5WAQZYXUZP562TPRHTQ6NR \
  | 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: 78fa5ed810ce2f4cbfbed4df13ce1e6c487bc61cb0ad430c3ca9ac88a0534d99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b0699f62f73715437f48521e273a5f452e1166dd1886fba1402bbd30e17657d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2021-07-13T19:36:25Z",
    "title_canon_sha256": "2d1725b0b290ccd38773186c9225d95b6149dd49efd4cd95a27fdd2fbfaf1ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08787",
    "kind": "arxiv",
    "version": 1
  }
}