Pith Number

pith:IM7AU2OH

pith:2009:IM7AU2OHOSPUIAE76CRZX6R6DM

not attested not anchored not stored refs pending

On singular univariate specializations of bivariate hypergeometric functions

Raimundas Vidunas

arxiv:0906.1861 v2 · 2009-06-10 · math.CV · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IM7AU2OHOSPUIAE76CRZX6R6DM}

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	2026-05-18T03:11:33.942384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433e0a69c7749f44009ff0a39bfa3e1b051b5359ea364bfb9d784c715604e4c7

Aliases

arxiv: 0906.1861 · arxiv_version: 0906.1861v2 · doi: 10.48550/arxiv.0906.1861 · pith_short_12: IM7AU2OHOSPU · pith_short_16: IM7AU2OHOSPUIAE7 · pith_short_8: IM7AU2OH

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/IM7AU2OHOSPUIAE76CRZX6R6DM \
  | 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: 433e0a69c7749f44009ff0a39bfa3e1b051b5359ea364bfb9d784c715604e4c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d491424ccc8f6db3b2320d35c3e0b140862b4ad24537ad83c01fc65971c4648d",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-06-10T06:22:08Z",
    "title_canon_sha256": "494a032448279c571d702ceb4343f516f9924d5b9a2d62547e2e31b9f90b580e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1861",
    "kind": "arxiv",
    "version": 2
  }
}