Pith Number

pith:NWSYGSJC

pith:2024:NWSYGSJCJN2OEKQ3DZSKVBSBGD

not attested not anchored not stored refs pending

Code Generation and Performance Engineering for Matrix-Free Finite Element Methods on Hybrid Tetrahedral Grids

Christie Alappat, Daniel Bauer, Dominik Th\"onnes, Fabian B\"ohm, Harald K\"ostler, Marcus Mohr, Nils Kohl, Ulrich R\"ude

arxiv:2404.08371 v1 · 2024-04-12 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWSYGSJCJN2OEKQ3DZSKVBSBGD}

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	2026-07-05T08:07:21.170204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da58349224b74e22a1b1e64aa864130d41c052e30463255bbae20151c2e1219

Aliases

arxiv: 2404.08371 · arxiv_version: 2404.08371v1 · doi: 10.48550/arxiv.2404.08371 · pith_short_12: NWSYGSJCJN2O · pith_short_16: NWSYGSJCJN2OEKQ3 · pith_short_8: NWSYGSJC

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/NWSYGSJCJN2OEKQ3DZSKVBSBGD \
  | 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: 6da58349224b74e22a1b1e64aa864130d41c052e30463255bbae20151c2e1219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f87c8be75fddad7a09e7f6cd2c13ff02a3b749e484132d6e94ce9841697d517e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2024-04-12T10:15:46Z",
    "title_canon_sha256": "646aed8b8323ed852b6bdf226a2d418084bc31efb60b4d655b8fb7b0fd161829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.08371",
    "kind": "arxiv",
    "version": 1
  }
}