Pith Number

pith:JJAEMVEQ

pith:2009:JJAEMVEQKLOAZH7UL46XLSYS3M

not attested not anchored not stored refs pending

Meixner polynomials of the second kind and quantum algebras representing su(1,1)

G\'abor Hetyei

arxiv:0909.4352 v2 · 2009-09-24 · math.QA · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJAEMVEQKLOAZH7UL46XLSYS3M}

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	2026-05-18T02:50:13.881899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a4046549052dc0c9ff45f3d75cb12db0a5c573f5a545d0bc7907eed25859ae9

Aliases

arxiv: 0909.4352 · arxiv_version: 0909.4352v2 · doi: 10.48550/arxiv.0909.4352 · pith_short_12: JJAEMVEQKLOA · pith_short_16: JJAEMVEQKLOAZH7U · pith_short_8: JJAEMVEQ

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/JJAEMVEQKLOAZH7UL46XLSYS3M \
  | 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: 4a4046549052dc0c9ff45f3d75cb12db0a5c573f5a545d0bc7907eed25859ae9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f692b2eef29fb5ed471dfad29146f97424b05fa8699244fc4260d5b8ee2610f",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2009-09-24T02:35:47Z",
    "title_canon_sha256": "4b4f831717aeecadf0111f6845fb48d67e817933067ebadf951961a9c3e5c155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4352",
    "kind": "arxiv",
    "version": 2
  }
}