Pith Number

pith:X7CNSCOD

pith:2010:X7CNSCODU3YRD7Y5KC7YZYIRT2

not attested not anchored not stored refs pending

Generalizations of an integral for Legendre polynomials by Persson and Strang

Enno Diekema, Tom H. Koornwinder

arxiv:1005.2285 v2 · 2010-05-13 · 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{X7CNSCODU3YRD7Y5KC7YZYIRT2}

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	2026-05-18T04:05:27.891555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfc4d909c3a6f111ff1d50bf8ce1119e9f0a8550aa487f5d7521d36f6fdfa69b

Aliases

arxiv: 1005.2285 · arxiv_version: 1005.2285v2 · doi: 10.48550/arxiv.1005.2285 · pith_short_12: X7CNSCODU3YR · pith_short_16: X7CNSCODU3YRD7Y5 · pith_short_8: X7CNSCOD

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/X7CNSCODU3YRD7Y5KC7YZYIRT2 \
  | 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: bfc4d909c3a6f111ff1d50bf8ce1119e9f0a8550aa487f5d7521d36f6fdfa69b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62c1337c1cc54f97d8923760edc98c87c5981c2827e45cfae2f3e5cc441afa22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-05-13T09:47:55Z",
    "title_canon_sha256": "6ba89f44c04cf7aca523a4ba79d1fbb2314a5f3d35483b1727607ab900f538ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2285",
    "kind": "arxiv",
    "version": 2
  }
}