Pith Number

pith:YXFR6LX7

pith:2018:YXFR6LX7PZJPEEXZ3OJVMJBOB2

not attested not anchored not stored refs pending

Adaptive SIMD optimizations in particle-in-cell codes with fine-grain particle sorting

Arnaud Beck, Asma Farjallah, Francesco Massimo, Fr\'ed\'eric Perez, Imen Zemzemi, Julien D\'erouillat, Mathieu Lobet, Mickael Grech, Tommaso Vinci

arxiv:1810.03949 v1 · 2018-10-09 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXFR6LX7PZJPEEXZ3OJVMJBOB2}

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	2026-07-05T00:08:24.159639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5cb1f2eff7e52f212f9db9356242e0e80cbb9387c047c4c86e817dd2d9c1708

Aliases

arxiv: 1810.03949 · arxiv_version: 1810.03949v1 · doi: 10.48550/arxiv.1810.03949 · pith_short_12: YXFR6LX7PZJP · pith_short_16: YXFR6LX7PZJPEEXZ · pith_short_8: YXFR6LX7

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/YXFR6LX7PZJPEEXZ3OJVMJBOB2 \
  | 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: c5cb1f2eff7e52f212f9db9356242e0e80cbb9387c047c4c86e817dd2d9c1708

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25ebe549934bda9a5ab4119f2ea292bd50fa6892392c924b063252a58adb8bae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-10-09T13:17:35Z",
    "title_canon_sha256": "f438dd00db0bde7dfbfbc50977aebf94e05d19ab0e24eb9592698b86ff08179a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03949",
    "kind": "arxiv",
    "version": 1
  }
}