Pith Number

pith:T3PDQZPW

pith:2021:T3PDQZPWBJYGAHN22YQJPNVB7V

not attested not anchored not stored refs pending

Matrix-free approaches for GPU acceleration of a high-order finite element hydrodynamics application using MFEM, Umpire, and RAJA

Arturo Vargas, Jean-Sylvain Camier, Kenneth Weiss, Robert N. Rieben, Thomas M. Stitt, Tzanio Kolev, Vladimir Z. Tomov

arxiv:2112.07075 v1 · 2021-12-14 · 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{T3PDQZPWBJYGAHN22YQJPNVB7V}

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	2026-07-05T03:40:20.645723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ede3865f60a70601dbad62097b6a1fd71b453aaf4e8b7ca5018b2d67e9d07eb

Aliases

arxiv: 2112.07075 · arxiv_version: 2112.07075v1 · doi: 10.48550/arxiv.2112.07075 · pith_short_12: T3PDQZPWBJYG · pith_short_16: T3PDQZPWBJYGAHN2 · pith_short_8: T3PDQZPW

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/T3PDQZPWBJYGAHN22YQJPNVB7V \
  | 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: 9ede3865f60a70601dbad62097b6a1fd71b453aaf4e8b7ca5018b2d67e9d07eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a97ad0354a75e81deedb151db1953969b88f8f5e3a908c7073c552bccd05fc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2021-12-14T00:25:12Z",
    "title_canon_sha256": "c0e0aa8e24b854825eace86ba14a33ff89853803ff3b5552bec6f4893cc3aea5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07075",
    "kind": "arxiv",
    "version": 1
  }
}