Pith Number

pith:ZIGHMF7H

pith:1997:ZIGHMF7HQCLQTONS6GH7E7E2JZ

not attested not anchored not stored refs pending

Spiders for rank 2 Lie algebras

Greg Kuperberg (UC Davis)

arxiv:q-alg/9712003 v1 · 1997-11-29 · q-alg · math.CO · 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{ZIGHMF7HQCLQTONS6GH7E7E2JZ}

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.

Cited by

1 paper in Pith

Orthogonal webs and semisimplification

Receipt and verification

First computed	2026-05-18T01:38:04.001195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca0c7617e7809709b9b2f18ff27c9a4e7eb12349359dfedba553f7039fa260dd

Aliases

arxiv: q-alg/9712003 · arxiv_version: q-alg/9712003v1 · doi: 10.48550/arxiv.q-alg/9712003 · pith_short_12: ZIGHMF7HQCLQ · pith_short_16: ZIGHMF7HQCLQTONS · pith_short_8: ZIGHMF7H

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/ZIGHMF7HQCLQTONS6GH7E7E2JZ \
  | 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: ca0c7617e7809709b9b2f18ff27c9a4e7eb12349359dfedba553f7039fa260dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bb1f2d9718076b5bb26d120687d9566236e739212921627fa0a2ce74ba701ef",
    "cross_cats_sorted": [
      "math.CO",
      "math.QA"
    ],
    "license": "",
    "primary_cat": "q-alg",
    "submitted_at": "1997-11-29T23:17:50Z",
    "title_canon_sha256": "75cdf0627e9044ce5fa661f4b23276f77d1de478392bf75f7f087a5dab7a37e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-alg/9712003",
    "kind": "arxiv",
    "version": 1
  }
}