Pith Number

pith:WLDBQ4AD

pith:2015:WLDBQ4ADGMUPQSANUB7KP6XE67

not attested not anchored not stored refs pending

Binary full adder, made of fusion gates, in sub-excitable Belousov-Zhabotinsky system

Andrew Adamatzky

arxiv:1506.08399 v1 · 2015-06-28 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLDBQ4ADGMUPQSANUB7KP6XE67}

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	2026-05-18T01:28:54.457770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2c61870033328f8480da07ea7fae4f7d8b6c1b9366361ffcd6950be438f0b2d

Aliases

arxiv: 1506.08399 · arxiv_version: 1506.08399v1 · doi: 10.48550/arxiv.1506.08399 · pith_short_12: WLDBQ4ADGMUP · pith_short_16: WLDBQ4ADGMUPQSAN · pith_short_8: WLDBQ4AD

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/WLDBQ4ADGMUPQSANUB7KP6XE67 \
  | 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: b2c61870033328f8480da07ea7fae4f7d8b6c1b9366361ffcd6950be438f0b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd58653a3e10ab3ef1d0a75626ad0d98615a48d24bbfc0c40f7b9225de9d1eea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2015-06-28T13:52:03Z",
    "title_canon_sha256": "7789c2ba60803e301e0bac77ac458299e0f622916cd30942fafe81b1255bf92a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08399",
    "kind": "arxiv",
    "version": 1
  }
}