Pith Number

pith:WNWHBYVC

pith:2019:WNWHBYVC5YEQDCWJGGRKG2TPFQ

not attested not anchored not stored refs pending

SAM: A Modular Framework for Self-Adapting Web Menus

Antti Oulasvirta, Camille Gobert, Gilles Bailly, Kashyap Todi

arxiv:1901.08289 v1 · 2019-01-24 · 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{WNWHBYVC5YEQDCWJGGRKG2TPFQ}

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	2026-05-17T23:55:37.439446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b36c70e2a2ee09018ac931a2a36a6f2c3c57965ebd86538f97deeb225d5aa734

Aliases

arxiv: 1901.08289 · arxiv_version: 1901.08289v1 · doi: 10.48550/arxiv.1901.08289 · pith_short_12: WNWHBYVC5YEQ · pith_short_16: WNWHBYVC5YEQDCWJ · pith_short_8: WNWHBYVC

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/WNWHBYVC5YEQDCWJGGRKG2TPFQ \
  | 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: b36c70e2a2ee09018ac931a2a36a6f2c3c57965ebd86538f97deeb225d5aa734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff1e1e0ff5a3cde618c374b63a103782ef1aaf9d6143633c9a6cb68f5073a5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-01-24T08:57:43Z",
    "title_canon_sha256": "f00695c3fea3d3db79eae71a7ad2519f266525736c0cc55cb48c6e4f16f822d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08289",
    "kind": "arxiv",
    "version": 1
  }
}