Pith Number

pith:CXNFQEUJ

pith:2018:CXNFQEUJW5BA5VGQOGYD4A4GRE

not attested not anchored not stored refs pending

Braids, normed division algebras, and Standard Model symmetries

Niels G. Gresnigt

arxiv:1803.02202 v2 · 2018-03-02 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXNFQEUJW5BA5VGQOGYD4A4GRE}

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	2026-05-18T00:11:37.627802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15da581289b7420ed4d071b03e038689165597a71f6df370c3de4378cbc5f1ac

Aliases

arxiv: 1803.02202 · arxiv_version: 1803.02202v2 · doi: 10.48550/arxiv.1803.02202 · pith_short_12: CXNFQEUJW5BA · pith_short_16: CXNFQEUJW5BA5VGQ · pith_short_8: CXNFQEUJ

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/CXNFQEUJW5BA5VGQOGYD4A4GRE \
  | 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: 15da581289b7420ed4d071b03e038689165597a71f6df370c3de4378cbc5f1ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b438c74beb39b0452851222ca2bad0d66ce26d196764b5a429bad7aa5f6f656",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-03-02T09:26:45Z",
    "title_canon_sha256": "f5927088e5095a4e6a50f932513976e5c1ab0b7b440bfce84c01ee3c7720c3ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02202",
    "kind": "arxiv",
    "version": 2
  }
}