Pith Number

pith:YG2IKZHL

pith:2019:YG2IKZHLGMDYR5SK75TCV7ZJ4Q

not attested not anchored not stored refs pending

A note on the optimal degree of the weak gradient of the stabilizer free weak Galerkin finite element method

Ahmed Al-Taweel, Xiaoshen Wang

arxiv:1907.02214 v1 · 2019-07-04 · 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{YG2IKZHLGMDYR5SK75TCV7ZJ4Q}

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	2026-05-17T23:41:29.390101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1b48564eb330788f64aff662aff29e42d22ec655e8b7d0c92ad7f3a0b7b6e83

Aliases

arxiv: 1907.02214 · arxiv_version: 1907.02214v1 · doi: 10.48550/arxiv.1907.02214 · pith_short_12: YG2IKZHLGMDY · pith_short_16: YG2IKZHLGMDYR5SK · pith_short_8: YG2IKZHL

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/YG2IKZHLGMDYR5SK75TCV7ZJ4Q \
  | 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: c1b48564eb330788f64aff662aff29e42d22ec655e8b7d0c92ad7f3a0b7b6e83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c60491adee7eddd0984bdabb1869ffe7bcce660136a112dbb64017c64c730708",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-07-04T04:42:14Z",
    "title_canon_sha256": "ed23331311e34e06660f6e06e64fe7916359c031d91b7a24d553b97ee6dd4d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02214",
    "kind": "arxiv",
    "version": 1
  }
}