Pith Number

pith:RBVU5OEX

pith:2001:RBVU5OEX2QXYRMEY4ZLFSYWKN5

not attested not anchored not stored refs pending

Contiguous relations of hypergeometric series

Raimundas Vidunas

arxiv:math/0109222 v4 · 2001-09-28 · 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{RBVU5OEX2QXYRMEY4ZLFSYWKN5}

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	2026-05-18T03:11:24.585963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

886b4eb897d42f88b098e6565962ca6f4e8e8f47824648819df36f59699dcdcf

Aliases

arxiv: math/0109222 · arxiv_version: math/0109222v4 · doi: 10.48550/arxiv.math/0109222 · pith_short_12: RBVU5OEX2QXY · pith_short_16: RBVU5OEX2QXYRMEY · pith_short_8: RBVU5OEX

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/RBVU5OEX2QXYRMEY4ZLFSYWKN5 \
  | 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: 886b4eb897d42f88b098e6565962ca6f4e8e8f47824648819df36f59699dcdcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28a1f269d52ab01e2e1f882c11a675b46af6b165a2b6b48f80b8c687b3db31b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "2001-09-28T09:09:57Z",
    "title_canon_sha256": "2d8c4e926027363ee556190d02789c19e1350bb91059476489ac9674e27512d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0109222",
    "kind": "arxiv",
    "version": 4
  }
}