Pith Number

pith:ZWCNISCT

pith:2014:ZWCNISCTXUVYPFWFHLZLL7TKU3

not attested not anchored not stored refs pending

Uniformly bounded orthonormal polynomials on the sphere

Joaquim Ortega-Cerd\`a, Jordi Marzo

arxiv:1405.5417 v2 · 2014-05-21 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZWCNISCTXUVYPFWFHLZLL7TKU3}

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	2026-05-18T01:32:42.391267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd84d44853bd2b8796c53af2b5fe6aa6c1cfa183d2cf20db7f7f80039555fe8c

Aliases

arxiv: 1405.5417 · arxiv_version: 1405.5417v2 · doi: 10.48550/arxiv.1405.5417 · pith_short_12: ZWCNISCTXUVY · pith_short_16: ZWCNISCTXUVYPFWF · pith_short_8: ZWCNISCT

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/ZWCNISCTXUVYPFWFHLZLL7TKU3 \
  | 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: cd84d44853bd2b8796c53af2b5fe6aa6c1cfa183d2cf20db7f7f80039555fe8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7376f2ef585e55ec61cc65132f4edf95deb6b899a4dac789922e61b3c6a0c6c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2014-05-21T13:36:50Z",
    "title_canon_sha256": "75a409c01c285c6579852d55b38dfda1204b50112494184d0d6e5444359eee8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5417",
    "kind": "arxiv",
    "version": 2
  }
}