Pith Number

pith:LFFV6YZH

pith:2018:LFFV6YZHRD2FMQWLURGIY6JW3H

not attested not anchored not stored refs pending

Self-dual Leonard pairs

Kazumasa Nomura, Paul Terwilliger

arxiv:1805.02545 v2 · 2018-05-07 · 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{LFFV6YZHRD2FMQWLURGIY6JW3H}

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	2026-05-18T00:02:44.908216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

594b5f632788f45642cba44c8c7936d9e241971735e8ff95b640fbce6edff06d

Aliases

arxiv: 1805.02545 · arxiv_version: 1805.02545v2 · doi: 10.48550/arxiv.1805.02545 · pith_short_12: LFFV6YZHRD2F · pith_short_16: LFFV6YZHRD2FMQWL · pith_short_8: LFFV6YZH

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/LFFV6YZHRD2FMQWLURGIY6JW3H \
  | 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: 594b5f632788f45642cba44c8c7936d9e241971735e8ff95b640fbce6edff06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "662e62cd4bafa30f2aef1070e6d8457ae2a594c35cb0532f8f8a6a39a3b54c04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-05-07T14:32:25Z",
    "title_canon_sha256": "822d5cb8140c5b008b1c3a227103058c0f3170484cf972958c2a333cd9de47db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02545",
    "kind": "arxiv",
    "version": 2
  }
}