Pith Number

pith:FQJ7V3QU

pith:2017:FQJ7V3QUXLFF7FUICONTYVO5F6

not attested not anchored not stored refs pending

A brain signature highly predictive of future progression to Alzheimer's dementia

AmanPreet Badhwar, Angela Tam, Christian Dansereau, Pedro Rosa-Neto, Pierre Bellec, Pierre Orban, Sebastian Urchs

arxiv:1712.08058 v2 · 2017-12-21 · q-bio.QM · 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{FQJ7V3QUXLFF7FUICONTYVO5F6}

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	2026-05-18T00:22:10.451412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c13faee14baca5f9688139b3c55dd2fbd65f2fd0c46ef826998122f6aef07d0

Aliases

arxiv: 1712.08058 · arxiv_version: 1712.08058v2 · doi: 10.48550/arxiv.1712.08058 · pith_short_12: FQJ7V3QUXLFF · pith_short_16: FQJ7V3QUXLFF7FUI · pith_short_8: FQJ7V3QU

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/FQJ7V3QUXLFF7FUICONTYVO5F6 \
  | 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: 2c13faee14baca5f9688139b3c55dd2fbd65f2fd0c46ef826998122f6aef07d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1ae89042516f0de21852d953d0090f8450e5f0dcc3b7ba5e8f1be84755fa6de",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2017-12-21T16:26:48Z",
    "title_canon_sha256": "988071de6b8c7781388385b76fc54c42ef72bfdc53db1a8ca77cd5870e4884dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08058",
    "kind": "arxiv",
    "version": 2
  }
}