Pith Number

pith:6VWVU2NB

pith:2014:6VWVU2NBDJPYRTW2RO4EZSSWRC

not attested not anchored not stored refs pending

Universal Three Dimensional Optical Logic

Frank W. Wise, Logan G. Wright, William H. Renninger

arxiv:1407.4947 v1 · 2014-07-18 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6VWVU2NBDJPYRTW2RO4EZSSWRC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:47:22.286979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f56d5a69a11a5f88ceda8bb84cca5688a9176b87f5ba24e0fdb02ff224825107

Aliases

arxiv: 1407.4947 · arxiv_version: 1407.4947v1 · doi: 10.48550/arxiv.1407.4947 · pith_short_12: 6VWVU2NBDJPY · pith_short_16: 6VWVU2NBDJPYRTW2 · pith_short_8: 6VWVU2NB

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/6VWVU2NBDJPYRTW2RO4EZSSWRC \
  | 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: f56d5a69a11a5f88ceda8bb84cca5688a9176b87f5ba24e0fdb02ff224825107

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eb506e7c40d0164f9edf7b11c2ab9ebd461c37bba478b93387bdd596107eeff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-07-18T10:51:14Z",
    "title_canon_sha256": "4a41e47d238842d54967911950ba9a6fd4ab2229708e29f7a6e5420085031307"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4947",
    "kind": "arxiv",
    "version": 1
  }
}