Pith Number

pith:YVVXUZDI

pith:2021:YVVXUZDINCVX2ZSQAPGFIXBYRE

not attested not anchored not stored refs pending

Methodology and feasibility of neurofeedback to improve visual attention to letters in mild Alzheimer's disease

Barry Oken, Betts Peters, Daniel Klee, Deirdre McLaughlin, Jack Wiedrick, Melanie Fried-Oken, Tab Memmott

arxiv:2111.12153 v1 · 2021-11-23 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YVVXUZDINCVX2ZSQAPGFIXBYRE}

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	2026-07-05T03:34:48.844095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c56b7a646868ab7d665003cc545c38893a783aa703ec1cb447d148406d82f43a

Aliases

arxiv: 2111.12153 · arxiv_version: 2111.12153v1 · doi: 10.48550/arxiv.2111.12153 · pith_short_12: YVVXUZDINCVX · pith_short_16: YVVXUZDINCVX2ZSQ · pith_short_8: YVVXUZDI

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/YVVXUZDINCVX2ZSQAPGFIXBYRE \
  | 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: c56b7a646868ab7d665003cc545c38893a783aa703ec1cb447d148406d82f43a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49d79885d090465e59892e8f41e5277b2af972d357390c8532f1461256e2cff4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-11-23T20:59:48Z",
    "title_canon_sha256": "ca4e1e21d08e41e3c09c6a1515dc28c75035f236c4d011759e33f94c1c48e24b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12153",
    "kind": "arxiv",
    "version": 1
  }
}