Pith Number

pith:ZAERGKZH

pith:2009:ZAERGKZHJIWZRRH6ZUQIDRVJGC

not attested not anchored not stored refs pending

Support varieties and representation type of small quantum groups

Joerg Feldvoss, Sarah Witherspoon

arxiv:0910.1383 v2 · 2009-10-08 · math.RT · 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{ZAERGKZHJIWZRRH6ZUQIDRVJGC}

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	2026-05-18T04:28:20.481334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c809132b274a2d98c4fecd2081c6a930870e9aca096c20cd74fe7b0d8cd60bce

Aliases

arxiv: 0910.1383 · arxiv_version: 0910.1383v2 · doi: 10.48550/arxiv.0910.1383 · pith_short_12: ZAERGKZHJIWZ · pith_short_16: ZAERGKZHJIWZRRH6 · pith_short_8: ZAERGKZH

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/ZAERGKZHJIWZRRH6ZUQIDRVJGC \
  | 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: c809132b274a2d98c4fecd2081c6a930870e9aca096c20cd74fe7b0d8cd60bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45738f882a82134491ca0613e803a7faf1a5f07d98749c592f2c3579e4b0566e",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2009-10-08T01:23:52Z",
    "title_canon_sha256": "b28b177d9344f432326736467c2ff306f419f33a41d95de5e052e2a626b0ad95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1383",
    "kind": "arxiv",
    "version": 2
  }
}