Pith Number

pith:DXSL56JO

pith:2018:DXSL56JODE36CE5EEV6OGDKAPJ

not attested not anchored not stored refs pending

Local biquandles and Niebrzydowski's tribracket theory

Kanako Oshiro, Natsumi Oyamaguchi, Sam Nelson

arxiv:1809.09442 v2 · 2018-09-25 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DXSL56JODE36CE5EEV6OGDKAPJ}

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	2026-05-17T23:53:50.686797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1de4bef92e1937e113a4257ce30d407a4b55cc7ad01250bf38ecca8630114ff5

Aliases

arxiv: 1809.09442 · arxiv_version: 1809.09442v2 · doi: 10.48550/arxiv.1809.09442 · pith_short_12: DXSL56JODE36 · pith_short_16: DXSL56JODE36CE5E · pith_short_8: DXSL56JO

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/DXSL56JODE36CE5EEV6OGDKAPJ \
  | 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: 1de4bef92e1937e113a4257ce30d407a4b55cc7ad01250bf38ecca8630114ff5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9e90c5e5f809755baabd3f975f47217c7a1cda9ee98cd6c93f10ad3e0fb8d01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-09-25T12:49:09Z",
    "title_canon_sha256": "449a0088e9a9de648e7367f1cb58937c0973313b4d9c16e66318eb049e10174e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09442",
    "kind": "arxiv",
    "version": 2
  }
}