Pith Number

pith:LA7RADIO

pith:1998:LA7RADIO25QIBWGIVCNRTQUVRI

not attested not anchored not stored refs pending

Drinfeld twist for two-parametric deformation of gl(2) and sl(1/2)

N. Aizawa

arxiv:math/9807051 v1 · 1998-07-10 · 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{LA7RADIO25QIBWGIVCNRTQUVRI}

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	2026-07-04T16:10:10.164478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

583f100d0ed76080d8c8a89b19c2958a0680ae489ac5f6080d3b5f77324c47f5

Aliases

arxiv: math/9807051 · arxiv_version: math/9807051v1 · doi: 10.48550/arxiv.math/9807051 · pith_short_12: LA7RADIO25QI · pith_short_16: LA7RADIO25QIBWGI · pith_short_8: LA7RADIO

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/LA7RADIO25QIBWGIVCNRTQUVRI \
  | 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: 583f100d0ed76080d8c8a89b19c2958a0680ae489ac5f6080d3b5f77324c47f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "664750da013c3ebc095e1ab2405d362811b2517c1cbb91437847574a55b93cdf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "1998-07-10T12:23:34Z",
    "title_canon_sha256": "35f4f1214164d604ee153abfa1499fdcb8b75e9cd2e4f4e366020d8ee31e9d64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9807051",
    "kind": "arxiv",
    "version": 1
  }
}