Pith Number

pith:WRAUUGHW

pith:2012:WRAUUGHW2LYKCQDLU7BGKMACPA

not attested not anchored not stored refs pending

Mixed Interior Penalty Discontinuous Galerkin Methods for One-dimensional Fully Nonlinear Second Order Elliptic and Parabolic Equations

Thomas Lewis, Xiaobing Feng

arxiv:1212.0259 v1 · 2012-12-02 · 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{WRAUUGHW2LYKCQDLU7BGKMACPA}

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	2026-05-18T03:39:26.668195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4414a18f6d2f0a1406ba7c2653002780da29255888f997389b3b859a8130f6f

Aliases

arxiv: 1212.0259 · arxiv_version: 1212.0259v1 · doi: 10.48550/arxiv.1212.0259 · pith_short_12: WRAUUGHW2LYK · pith_short_16: WRAUUGHW2LYKCQDL · pith_short_8: WRAUUGHW

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/WRAUUGHW2LYKCQDLU7BGKMACPA \
  | 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: b4414a18f6d2f0a1406ba7c2653002780da29255888f997389b3b859a8130f6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a1efc434cafdcb8c8849882a7188bebb998c2665856a78cb9481e6a017f1ae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-12-02T23:35:40Z",
    "title_canon_sha256": "d404015c55ea815e370dd179249cd393ce83d97fb3685356fe573e28494f8a49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0259",
    "kind": "arxiv",
    "version": 1
  }
}