Pith Number

pith:2OEGKKZW

pith:2023:2OEGKKZWC3ZT433ZAYRY4K23IR

not attested not anchored not stored refs pending

Remote Inference of Cognitive Scores in ALS Patients Using a Picture Description

Bo Wen, Carla Agurto, Ernest Fraenkel, Guillermo Cecchi, Indu Navar, James Berry, Raquel Norel

arxiv:2309.06989 v1 · 2023-09-13 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OEGKKZWC3ZT433ZAYRY4K23IR}

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	2026-07-05T06:50:25.058525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d388652b3616f33e6f7906238e2b5b4459593062fb73eae724a8754c6eae5bce

Aliases

arxiv: 2309.06989 · arxiv_version: 2309.06989v1 · doi: 10.48550/arxiv.2309.06989 · pith_short_12: 2OEGKKZWC3ZT · pith_short_16: 2OEGKKZWC3ZT433Z · pith_short_8: 2OEGKKZW

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/2OEGKKZWC3ZT433ZAYRY4K23IR \
  | 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: d388652b3616f33e6f7906238e2b5b4459593062fb73eae724a8754c6eae5bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f687454538c76338ebe3383775635dc5bfaaf3a1757befb84e4c5ae528365774",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-09-13T14:30:30Z",
    "title_canon_sha256": "28ab5a0462934a4ddd44a1339e4d674371ed0406b2a855388d2a6c1aa5776948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.06989",
    "kind": "arxiv",
    "version": 1
  }
}