Pith Number

pith:3OJHMFOX

pith:2018:3OJHMFOXK2JBVPNH3DJPOCRMY5

not attested not anchored not stored refs pending

Interactive Cognitive Assessment Tools: A Case Study on Digital Pens for the Clinical Assessment of Dementia

Daniel Sonntag

arxiv:1810.04943 v1 · 2018-10-11 · cs.HC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OJHMFOXK2JBVPNH3DJPOCRMY5}

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	2026-05-18T00:03:35.442537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db927615d756921abda7d8d2f70a2cc7716dda84e6f07cb69d329515cf2faca4

Aliases

arxiv: 1810.04943 · arxiv_version: 1810.04943v1 · doi: 10.48550/arxiv.1810.04943 · pith_short_12: 3OJHMFOXK2JB · pith_short_16: 3OJHMFOXK2JBVPNH · pith_short_8: 3OJHMFOX

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/3OJHMFOXK2JBVPNH3DJPOCRMY5 \
  | 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: db927615d756921abda7d8d2f70a2cc7716dda84e6f07cb69d329515cf2faca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d43170748d40c48ddb16bc6c7723f37e7ae10382f2772cb18302606e42c93931",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-10-11T10:32:54Z",
    "title_canon_sha256": "d9a3e12ade1b51f7e2162090aac6283c04ac3bff9ce8446183f53164694068a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04943",
    "kind": "arxiv",
    "version": 1
  }
}