Pith Number

pith:ZEDSOPT2

pith:2022:ZEDSOPT2KABCS5MATEJIJ53ED7

not attested not anchored not stored refs pending

Expansion for a Fundamental Solution of Laplace's Equation in Flat-Ring Cyclide Coordinates

Hans Volkmer, Howard S. Cohl, Lijuan Bi

arxiv:2202.08918 v2 · 2022-02-17 · 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{ZEDSOPT2KABCS5MATEJIJ53ED7}

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	2026-07-05T04:28:42.986492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c907273e7a5002297580991284f7641ff9dc4996e44824f99119b21708c19951

Aliases

arxiv: 2202.08918 · arxiv_version: 2202.08918v2 · doi: 10.48550/arxiv.2202.08918 · pith_short_12: ZEDSOPT2KABC · pith_short_16: ZEDSOPT2KABCS5MA · pith_short_8: ZEDSOPT2

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/ZEDSOPT2KABCS5MATEJIJ53ED7 \
  | 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: c907273e7a5002297580991284f7641ff9dc4996e44824f99119b21708c19951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66d9b23024cd778eafd23df32d6d89066f595ec7b438a3c77496845a5d860130",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2022-02-17T22:15:07Z",
    "title_canon_sha256": "67a3afe1d7a368177e2bd240ba26d18e34055889f8ef6d05397ca371e6d842db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.08918",
    "kind": "arxiv",
    "version": 2
  }
}