Pith Number

pith:WHHMTFOY

pith:1998:WHHMTFOYSZXQHWI6HPG2JXIII5

not attested not anchored not stored refs pending

q-deformed W-algebras and elliptic algebras

J. Avan, L. Frappat, M. Rossi, P. Sorba

arxiv:math/9807131 v1 · 1998-07-23 · 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{WHHMTFOYSZXQHWI6HPG2JXIII5}

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	2026-07-04T16:10:10.368334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1cec995d8966f03d91e3bcda4dd084774268a7b2cf3a9474eca32bbdd4cbe8d

Aliases

arxiv: math/9807131 · arxiv_version: math/9807131v1 · doi: 10.48550/arxiv.math/9807131 · pith_short_12: WHHMTFOYSZXQ · pith_short_16: WHHMTFOYSZXQHWI6 · pith_short_8: WHHMTFOY

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/WHHMTFOYSZXQHWI6HPG2JXIII5 \
  | 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: b1cec995d8966f03d91e3bcda4dd084774268a7b2cf3a9474eca32bbdd4cbe8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef66f77072450256b5c4a8ad2e413131f26bdc03272e816783f87a8139f38e36",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "1998-07-23T16:11:35Z",
    "title_canon_sha256": "849c8009311c9fcea6e02b43be0bf4832ae18f46ac766eec811387b0e8852c71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9807131",
    "kind": "arxiv",
    "version": 1
  }
}