Pith Number

pith:CCTNJDXN

pith:2019:CCTNJDXNTLQS7LL7GTWNNBZE6P

not attested not anchored not stored refs pending

On embeddings of quandles into groups

Timur Nasybullov, Valeriy Bardakov

arxiv:1902.02154 v1 · 2019-02-06 · math.GR · 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{CCTNJDXNTLQS7LL7GTWNNBZE6P}

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	2026-05-17T23:54:37.804798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a6d48eed9ae12fad7f34ecd68724f3f834e0f14dd526ddc7a847f080fe9382

Aliases

arxiv: 1902.02154 · arxiv_version: 1902.02154v1 · doi: 10.48550/arxiv.1902.02154 · pith_short_12: CCTNJDXNTLQS · pith_short_16: CCTNJDXNTLQS7LL7 · pith_short_8: CCTNJDXN

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/CCTNJDXNTLQS7LL7GTWNNBZE6P \
  | 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: 10a6d48eed9ae12fad7f34ecd68724f3f834e0f14dd526ddc7a847f080fe9382

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc4248c058254b50487db00ed800404c51c7ab42d28df95458c79a79c413401f",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2019-02-06T13:10:49Z",
    "title_canon_sha256": "062f0c15de63860ffcc16756334cf7ffa6121c5c15239485fe28c46cd3095657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02154",
    "kind": "arxiv",
    "version": 1
  }
}