Pith Number

pith:3BCGVVVT

pith:2017:3BCGVVVTQPRPSJJCYG4NG4E5PL

not attested not anchored not stored refs pending

FEMPAR: An object-oriented parallel finite element framework

Alberto F. Mart\'in, Javier Principe, Santiago Badia

arxiv:1708.01773 v3 · 2017-08-05 · cs.CE · cs.MS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BCGVVVTQPRPSJJCYG4NG4E5PL}

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	2026-05-18T00:34:54.711616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8446ad6b383e2f92522c1b8d3709d7aebe2b8251c08e9ed5c705eb2e87e81c2

Aliases

arxiv: 1708.01773 · arxiv_version: 1708.01773v3 · doi: 10.48550/arxiv.1708.01773 · pith_short_12: 3BCGVVVTQPRP · pith_short_16: 3BCGVVVTQPRPSJJC · pith_short_8: 3BCGVVVT

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/3BCGVVVTQPRPSJJCYG4NG4E5PL \
  | 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: d8446ad6b383e2f92522c1b8d3709d7aebe2b8251c08e9ed5c705eb2e87e81c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b5ca2e13c8335b92df42c183153be39b55d5abd2c9e50674a3ab9cae384fe20",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2017-08-05T14:47:00Z",
    "title_canon_sha256": "6255a9f74f296090f1e74b494136f8af4f09d8d7cd8033ac19c7905135e602f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01773",
    "kind": "arxiv",
    "version": 3
  }
}