Pith Number

pith:25S4HBBG

pith:2014:25S4HBBGU4WUTOSCFUQCHPUBFP

not attested not anchored not stored refs pending

Multigrid algorithms for $hp$-version Interior Penalty Discontinuous Galerkin methods on polygonal and polyhedral meshes

Marco Sarti, Marco Verani, Paola F. Antonietti, Paul Houston, Xiaozhe Hu

arxiv:1412.0913 v2 · 2014-12-02 · 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{25S4HBBGU4WUTOSCFUQCHPUBFP}

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	2026-05-18T00:56:26.260687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d765c38426a72d49ba422d2023be812bf1690bfd077996c808a970dbf854b002

Aliases

arxiv: 1412.0913 · arxiv_version: 1412.0913v2 · doi: 10.48550/arxiv.1412.0913 · pith_short_12: 25S4HBBGU4WU · pith_short_16: 25S4HBBGU4WUTOSC · pith_short_8: 25S4HBBG

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/25S4HBBGU4WUTOSCFUQCHPUBFP \
  | 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: d765c38426a72d49ba422d2023be812bf1690bfd077996c808a970dbf854b002

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc9b804790e52f8546647fd7a743a3239cd981806d1a0d24f46f0cfcbbab2cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-12-02T13:45:13Z",
    "title_canon_sha256": "e807ddb5a9eaad2ddd2192d87d6d9cdfe9b82ed9d77e36b2957c2edc816406f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0913",
    "kind": "arxiv",
    "version": 2
  }
}