Pith Number

pith:6WBC5WSN

pith:2017:6WBC5WSNRFLHXPYEQNIN6G6RWP

not attested not anchored not stored refs pending

Numerical Approximation of the Integral Fractional Laplacian

Andrea Bonito, Joseph E. Pasciak, Wenyu Lei

arxiv:1707.04290 v2 · 2017-07-13 · 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{6WBC5WSNRFLHXPYEQNIN6G6RWP}

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	2026-05-17T23:57:59.824866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5822eda4d89567bbf048350df1bd1b3d78cdac50962c2163289c26ec1efcc70

Aliases

arxiv: 1707.04290 · arxiv_version: 1707.04290v2 · doi: 10.48550/arxiv.1707.04290 · pith_short_12: 6WBC5WSNRFLH · pith_short_16: 6WBC5WSNRFLHXPYE · pith_short_8: 6WBC5WSN

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/6WBC5WSNRFLHXPYEQNIN6G6RWP \
  | 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: f5822eda4d89567bbf048350df1bd1b3d78cdac50962c2163289c26ec1efcc70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6784ee047a79bdddb8f3aba0f48b39024b49eddf347c7b812b206c33090fdec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-13T19:54:48Z",
    "title_canon_sha256": "f99455f5aecac227359cb0a4edd964fae04dcffb05ce45d1079d0e4ec18af6da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04290",
    "kind": "arxiv",
    "version": 2
  }
}