Pith Number

pith:3FQEWG2V

pith:2011:3FQEWG2VRC53S56ACB5BI2E3C7

not attested not anchored not stored refs pending

Basis of Representation of Universal Algebra

Aleks Kleyn

arxiv:1111.6035 v1 · 2011-11-09 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3FQEWG2VRC53S56ACB5BI2E3C7}

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	2026-05-18T04:07:41.222512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9604b1b5588bbb977c0107a14689b17fa4650576c3425d7c0c894b5dff46b15

Aliases

arxiv: 1111.6035 · arxiv_version: 1111.6035v1 · doi: 10.48550/arxiv.1111.6035 · pith_short_12: 3FQEWG2VRC53 · pith_short_16: 3FQEWG2VRC53S56A · pith_short_8: 3FQEWG2V

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/3FQEWG2VRC53S56ACB5BI2E3C7 \
  | 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: d9604b1b5588bbb977c0107a14689b17fa4650576c3425d7c0c894b5dff46b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93ee72221f43c44a8b30d2fa2abfa8ecf6ccd9c986a68bfc474ca2a58f90c11f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2011-11-09T04:30:33Z",
    "title_canon_sha256": "ba02c86d8c2036f2248b8c054a6c6b6f14e3068f08396e815ee0fe581ea7dd81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6035",
    "kind": "arxiv",
    "version": 1
  }
}