Pith Number

pith:36Z3GUD2

pith:2013:36Z3GUD2QZWEWX7RPSF3C3STOK

not attested not anchored not stored refs pending

The de la Vallee Poussin mean and polynomial approximation for exponential weight

K. Itoh, N. Suzuki, R. Sakai

arxiv:1311.3337 v2 · 2013-11-13 · 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{36Z3GUD2QZWEWX7RPSF3C3STOK}

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	2026-05-18T02:25:34.296059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfb3b3507a866c4b5ff17c8bb16e537296e7306947b94d2065d23d5cf78f18db

Aliases

arxiv: 1311.3337 · arxiv_version: 1311.3337v2 · doi: 10.48550/arxiv.1311.3337 · pith_short_12: 36Z3GUD2QZWE · pith_short_16: 36Z3GUD2QZWEWX7R · pith_short_8: 36Z3GUD2

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/36Z3GUD2QZWEWX7RPSF3C3STOK \
  | 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: dfb3b3507a866c4b5ff17c8bb16e537296e7306947b94d2065d23d5cf78f18db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b2e7b7fe616241f9628ab793c7b07af3d142b6f3ad043915f2e3b98a6fd0c1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-11-13T23:23:29Z",
    "title_canon_sha256": "a7e3c07621755a9b87d2803c5fb6d7a143acc6897c2465cf684fd5b14d208c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3337",
    "kind": "arxiv",
    "version": 2
  }
}