Pith Number

pith:3QP2RVKM

pith:2015:3QP2RVKMAPYWNNO65WILGT3TC7

not attested not anchored not stored refs pending

A C++ Incarnation of Zernike Circle Functions

Richard J. Mathar

arxiv:1506.02595 v1 · 2015-06-08 · 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{3QP2RVKMAPYWNNO65WILGT3TC7}

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	2026-05-18T01:55:50.602880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc1fa8d54c03f166b5deed90b34f7317f23368a79b65c43960806de164aad3ec

Aliases

arxiv: 1506.02595 · arxiv_version: 1506.02595v1 · doi: 10.48550/arxiv.1506.02595 · pith_short_12: 3QP2RVKMAPYW · pith_short_16: 3QP2RVKMAPYWNNO6 · pith_short_8: 3QP2RVKM

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/3QP2RVKMAPYWNNO65WILGT3TC7 \
  | 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: dc1fa8d54c03f166b5deed90b34f7317f23368a79b65c43960806de164aad3ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ed0c73b204b3952d9ec568607b2aa13ac3c52e76686ff88a9f99abb286f1b79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-06-08T17:48:25Z",
    "title_canon_sha256": "c533362ab74a5f319a2cb554f7347eaa3b304878d531f61068f9576aba2ccd99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02595",
    "kind": "arxiv",
    "version": 1
  }
}