Pith Number

pith:O7SV2HUQ

pith:2012:O7SV2HUQSQSYAA2VSLQCPSXG56

not attested not anchored not stored refs pending

A C^0-Weak Galerkin Finite Element Method for the Biharmonic Equation

Junping Wang, Lin Mu, Shangyou Zhang, Xiu Ye

arxiv:1212.0250 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{O7SV2HUQSQSYAA2VSLQCPSXG56}

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	2026-05-18T03:39:26.716161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e55d1e90942580035592e027cae6ef8cef776ca2eca7023bbab9bb11b83680

Aliases

arxiv: 1212.0250 · arxiv_version: 1212.0250v1 · doi: 10.48550/arxiv.1212.0250 · pith_short_12: O7SV2HUQSQSY · pith_short_16: O7SV2HUQSQSYAA2V · pith_short_8: O7SV2HUQ

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/O7SV2HUQSQSYAA2VSLQCPSXG56 \
  | 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: 77e55d1e90942580035592e027cae6ef8cef776ca2eca7023bbab9bb11b83680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "367ec6e9b876eba8cf9bb1bc6db26991f78509acf0f40d81c62a1cf9efd15417",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-12-02T21:44:14Z",
    "title_canon_sha256": "95c486cf5013da1b029eefe6ff38d2cd9c7ccbc56920e4201b9bab90c76cbfef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0250",
    "kind": "arxiv",
    "version": 1
  }
}