Pith Number

pith:HLUWPDDC

pith:2016:HLUWPDDCCIXGO63UHF7ULQFEOM

not attested not anchored not stored refs pending

The Overlapped Radial Basis Function-Finite Difference (RBF-FD) Method: A Generalization of RBF-FD

Varun Shankar

arxiv:1606.03135 v3 · 2016-06-09 · math.NA · cs.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{HLUWPDDCCIXGO63UHF7ULQFEOM}

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	2026-05-18T00:44:00.936623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ae9678c62122e677b74397f45c0a473211de03e7182d4e442e995a604e6d6c7

Aliases

arxiv: 1606.03135 · arxiv_version: 1606.03135v3 · doi: 10.48550/arxiv.1606.03135 · pith_short_12: HLUWPDDCCIXG · pith_short_16: HLUWPDDCCIXGO63U · pith_short_8: HLUWPDDC

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/HLUWPDDCCIXGO63UHF7ULQFEOM \
  | 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: 3ae9678c62122e677b74397f45c0a473211de03e7182d4e442e995a604e6d6c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daefbf2eef56589f136cb88897835de41cc9bdbcc51df542abf39d36c2cca5ce",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-06-09T22:20:50Z",
    "title_canon_sha256": "ceeee36276a0b0a05643eb0ba1febd4f50d1158f6923e18f57d01a93f8b50e63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03135",
    "kind": "arxiv",
    "version": 3
  }
}