Pith Number

pith:CNG3FJXR

pith:2021:CNG3FJXRNXP223FBJCZRXM6U3N

not attested not anchored not stored refs pending

DemSelf, a Mobile App for Self-Administered Touch-Based Cognitive Screening: Participatory Design With Stakeholders

Jan-Niklas Voigt-Antons, Julie L. O'Sullivan, Martin Burghart, Robert Spang

arxiv:2102.09940 v1 · 2021-02-19 · 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{CNG3FJXRNXP223FBJCZRXM6U3N}

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	2026-07-05T02:16:32.428591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

134db2a6f16ddfad6ca148b31bb3d4db7c39805e759950de50c62329d3236885

Aliases

arxiv: 2102.09940 · arxiv_version: 2102.09940v1 · doi: 10.48550/arxiv.2102.09940 · pith_short_12: CNG3FJXRNXP2 · pith_short_16: CNG3FJXRNXP223FB · pith_short_8: CNG3FJXR

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/CNG3FJXRNXP223FBJCZRXM6U3N \
  | 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: 134db2a6f16ddfad6ca148b31bb3d4db7c39805e759950de50c62329d3236885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f746abfd030f8416e815546eb18461f81b31c57f41ec0035438f71c77f933edc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-02-19T14:03:27Z",
    "title_canon_sha256": "1d37753c10d6d4db23ca2aeb27f7093f41666e9cb2bc4f634856714f9115c117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09940",
    "kind": "arxiv",
    "version": 1
  }
}