Pith Number

pith:M2PTEZGS

pith:2020:M2PTEZGSQKNNEQE6CGD4GLUBSE

not attested not anchored not stored refs pending

Designing a Holistic At-Home Learning Aid for Autism

Aaron Kline, Azar Fazel, Beth McCarthy, Carl Feinstein, Catalin Voss, Dennis Wall, Jena Daniels, Nick Haber, Peter Washington, Terry Winograd, Titas De

arxiv:2002.04263 v1 · 2020-02-11 · 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{M2PTEZGSQKNNEQE6CGD4GLUBSE}

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	2026-07-05T00:39:43.821716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

669f3264d2829ad2409e1187c32e81912db6e33d627864993582cad4f6b05053

Aliases

arxiv: 2002.04263 · arxiv_version: 2002.04263v1 · doi: 10.48550/arxiv.2002.04263 · pith_short_12: M2PTEZGSQKNN · pith_short_16: M2PTEZGSQKNNEQE6 · pith_short_8: M2PTEZGS

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/M2PTEZGSQKNNEQE6CGD4GLUBSE \
  | 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: 669f3264d2829ad2409e1187c32e81912db6e33d627864993582cad4f6b05053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d5bcaac2f3f6f2ccf9d56075ede1c198cdcd095e1f32beaa6e49182ad37a567",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-02-11T09:11:37Z",
    "title_canon_sha256": "ef41eddb14cb4920fc28c6512510f00510c8c077df27270a3c9f58763650eb50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.04263",
    "kind": "arxiv",
    "version": 1
  }
}