Pith Number

pith:BSJWZLBZ

pith:2012:BSJWZLBZJAL4BGNBVWDMLKN6KA

not attested not anchored not stored refs pending

Wendland functions with increasing smoothness converge to a Gaussian

A. Chernih, I. H. Sloan, R. S. Womersley

arxiv:1203.5696 v3 · 2012-03-26 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSJWZLBZJAL4BGNBVWDMLKN6KA}

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	2026-05-18T03:28:17.579382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c936cac394817c099a1ad86c5a9be502c18193e0e84da55a863b90c33421f01

Aliases

arxiv: 1203.5696 · arxiv_version: 1203.5696v3 · doi: 10.48550/arxiv.1203.5696 · pith_short_12: BSJWZLBZJAL4 · pith_short_16: BSJWZLBZJAL4BGNB · pith_short_8: BSJWZLBZ

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/BSJWZLBZJAL4BGNBVWDMLKN6KA \
  | 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: 0c936cac394817c099a1ad86c5a9be502c18193e0e84da55a863b90c33421f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d613ac67710facfeec41f232bf0b635f8d96eb5e578c64ef4bfb87096c16e546",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-03-26T15:09:06Z",
    "title_canon_sha256": "674fd238df2fd2bb81d295762e50a912d584c1c978322eb668e2762ddf3a14c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5696",
    "kind": "arxiv",
    "version": 3
  }
}