Pith Number

pith:RR5KMFUO

pith:2013:RR5KMFUODEE7LBG47VB7SPKGO4

not attested not anchored not stored refs pending

A note on the "logarithmic-W_3" octuplet algebra and its Nichols algebra

A. M. Semikhatov

arxiv:1301.2227 v1 · 2013-01-10 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RR5KMFUODEE7LBG47VB7SPKGO4}

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	2026-05-18T03:36:47.053140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7aa6168e1909f584dcfd43f93d467729dd6f4e4ccc536685c6d2313aa3e72f

Aliases

arxiv: 1301.2227 · arxiv_version: 1301.2227v1 · doi: 10.48550/arxiv.1301.2227 · pith_short_12: RR5KMFUODEE7 · pith_short_16: RR5KMFUODEE7LBG4 · pith_short_8: RR5KMFUO

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/RR5KMFUODEE7LBG47VB7SPKGO4 \
  | 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: 8c7aa6168e1909f584dcfd43f93d467729dd6f4e4ccc536685c6d2313aa3e72f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "868da43804b95c1363a71607465eb6a0c248d02ed5c541d4bb42847e14b88174",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2013-01-10T19:39:51Z",
    "title_canon_sha256": "261a98d29f0971ed5b71f25d1b5d3857dfb53cf45e61432a86fea71b3417219c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2227",
    "kind": "arxiv",
    "version": 1
  }
}