Pith Number

pith:6DQ4WNMK

pith:2018:6DQ4WNMKH24H4FKP3TGTJGQLDA

not attested not anchored not stored refs pending

A Nonlinear Discretization Theory for Meshfree Collocation Methods applied to Quasilinear Elliptic Equations

Klaus B\"ohmer, Robert Schaback

arxiv:1806.06731 v1 · 2018-06-18 · 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{6DQ4WNMKH24H4FKP3TGTJGQLDA}

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	2026-05-18T00:12:59.293232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0e1cb358a3eb87e154fdccd349a0b182d77943639346602951c9751860a81ad

Aliases

arxiv: 1806.06731 · arxiv_version: 1806.06731v1 · doi: 10.48550/arxiv.1806.06731 · pith_short_12: 6DQ4WNMKH24H · pith_short_16: 6DQ4WNMKH24H4FKP · pith_short_8: 6DQ4WNMK

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/6DQ4WNMKH24H4FKP3TGTJGQLDA \
  | 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: f0e1cb358a3eb87e154fdccd349a0b182d77943639346602951c9751860a81ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bac625f00793f1185a6cc9660b92e59be6f64bc3b033d8d3bec65fafc5dcbc46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-06-18T14:27:13Z",
    "title_canon_sha256": "2842315b595ef1db840a757f47dc6dad980e794e089fffdbab0a6cb8bd894af4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06731",
    "kind": "arxiv",
    "version": 1
  }
}