Pith Number

pith:4RXEB3LI

pith:2025:4RXEB3LINYX2LD2UK6JOYRZGFK

not attested not anchored not stored refs pending

Ensemble Survival Analysis for Preclinical Cognitive Decline Prediction in Alzheimer's Disease Using Longitudinal Biomarkers

Dhrubajyoti Ghosh, Michael Lutz, Samhita Pal, Sheng Luo

arxiv:2503.16645 v1 · 2025-03-20 · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RXEB3LINYX2LD2UK6JOYRZGFK}

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	2026-07-05T10:36:46.474254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e46e40ed686e2fa58f545792ec47262aaddfc22e992707b763446131ff727c5d

Aliases

arxiv: 2503.16645 · arxiv_version: 2503.16645v1 · doi: 10.48550/arxiv.2503.16645 · pith_short_12: 4RXEB3LINYX2 · pith_short_16: 4RXEB3LINYX2LD2U · pith_short_8: 4RXEB3LI

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/4RXEB3LINYX2LD2UK6JOYRZGFK \
  | 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: e46e40ed686e2fa58f545792ec47262aaddfc22e992707b763446131ff727c5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "492bdf67ece2f1fad00ac0b184ce092b47f4922ac1475f88d8005724b1e3feb2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2025-03-20T18:56:32Z",
    "title_canon_sha256": "0fa0d4b43d77154094dd695de1d0d72eb1b6ea7dc526826f0b341e813a8e5529"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.16645",
    "kind": "arxiv",
    "version": 1
  }
}