Pith Number

pith:WGPPMNP6

pith:2015:WGPPMNP6MG7LREULMNLDOHXIPL

not attested not anchored not stored refs pending

Numerical Study of Astrophysics Equations by Meshless Collocation Method Based on Compactly Supported Radial Basis Function

Kourosh Parand, Mohammad Hemami

arxiv:1509.04326 v4 · 2015-08-28 · math.NA · 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{WGPPMNP6MG7LREULMNLDOHXIPL}

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	2026-05-18T01:13:24.071601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b19ef635fe61beb8928b6356371ee87aec4617bf6e023814b6e82637557497eb

Aliases

arxiv: 1509.04326 · arxiv_version: 1509.04326v4 · doi: 10.48550/arxiv.1509.04326 · pith_short_12: WGPPMNP6MG7L · pith_short_16: WGPPMNP6MG7LREUL · pith_short_8: WGPPMNP6

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/WGPPMNP6MG7LREULMNLDOHXIPL \
  | 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: b19ef635fe61beb8928b6356371ee87aec4617bf6e023814b6e82637557497eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ec15c62d47448fdb0bb58afaa43999f997a16ee221aa498fdfa6997a03ae1a",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-08-28T16:03:17Z",
    "title_canon_sha256": "2def3c73106ceb6dfdb8552207d8f3d2e53b8e086ec1da3330ae7d99a4da470c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04326",
    "kind": "arxiv",
    "version": 4
  }
}