Pith Number

pith:2P4URCWM

pith:2019:2P4URCWM4EMN6HURO7NH3YGWR7

not attested not anchored not stored refs pending

A generalisation of Dickson's commutative division algebras

Daniel Thompson

arxiv:1902.11016 v1 · 2019-02-28 · 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{2P4URCWM4EMN6HURO7NH3YGWR7}

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	2026-05-17T23:52:26.045177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3f9488acce118df1e9177da7de0d68feafd78f094ac4ea29b20af65a10f3c7d

Aliases

arxiv: 1902.11016 · arxiv_version: 1902.11016v1 · doi: 10.48550/arxiv.1902.11016 · pith_short_12: 2P4URCWM4EMN · pith_short_16: 2P4URCWM4EMN6HUR · pith_short_8: 2P4URCWM

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/2P4URCWM4EMN6HURO7NH3YGWR7 \
  | 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: d3f9488acce118df1e9177da7de0d68feafd78f094ac4ea29b20af65a10f3c7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ecfa805034fdf372a8063acb3f9aa27d5da615ad5794dccac6e2654e0a32863",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-02-28T11:08:56Z",
    "title_canon_sha256": "22cbc15caec08acc4824c6f66255c75d21023267f2919dadfe9a5542ab5d4deb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11016",
    "kind": "arxiv",
    "version": 1
  }
}