Pith Number

pith:WE5FFFSL

pith:2014:WE5FFFSL2EU235ANUGMFOT7GD7

not attested not anchored not stored refs pending

Robust Localization of the Best Error with Finite Elements in the Reaction-Diffusion Norm

Andreas Veeser, Francesca Tantardini, R"udiger Verf"urth

arxiv:1402.3959 v1 · 2014-02-17 · 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{WE5FFFSL2EU235ANUGMFOT7GD7}

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	2026-05-18T00:21:59.467664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b13a52964bd129adf40da198574fe61fcd174635e79ecf6dc9fa8323f1a556c6

Aliases

arxiv: 1402.3959 · arxiv_version: 1402.3959v1 · doi: 10.48550/arxiv.1402.3959 · pith_short_12: WE5FFFSL2EU2 · pith_short_16: WE5FFFSL2EU235AN · pith_short_8: WE5FFFSL

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/WE5FFFSL2EU235ANUGMFOT7GD7 \
  | 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: b13a52964bd129adf40da198574fe61fcd174635e79ecf6dc9fa8323f1a556c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8824957c509205e429d31db09181fe5f20d3617aa0fc7dcfab74ce0259fdf97a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-02-17T11:01:37Z",
    "title_canon_sha256": "057fcc49130eb9012f82209bbeb8f475a9068e85c8d8fa5798b87a6dd2089232"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3959",
    "kind": "arxiv",
    "version": 1
  }
}