Pith Number

pith:L2PIGTHR

pith:2026:L2PIGTHRL47P6TYSIM4IT2OREI

not attested not anchored not stored refs pending

Code-Verification Techniques for Particle-in-Cell Simulations with Direct Simulation Monte Carlo Collisions

Brian A. Freno, Christopher H. Moore, Neil R. Matula, William J. McDoniel

arxiv:2602.15130 v2 · 2026-02-16 · physics.comp-ph · cs.NA · math.NA · physics.plasm-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{L2PIGTHRL47P6TYSIM4IT2OREI}

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	2026-05-26T01:03:25.447138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e9e834cf15f3eff4f12433889e9d1223533ebf60ec683eb7009597b6d119b3f

Aliases

arxiv: 2602.15130 · arxiv_version: 2602.15130v2 · doi: 10.48550/arxiv.2602.15130 · pith_short_12: L2PIGTHRL47P · pith_short_16: L2PIGTHRL47P6TYS · pith_short_8: L2PIGTHR

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/L2PIGTHRL47P6TYSIM4IT2OREI \
  | 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: 5e9e834cf15f3eff4f12433889e9d1223533ebf60ec683eb7009597b6d119b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b12098a94ab8172e29c4382851a83a41ca2bd41aee562e2ee2c5542e6f2e425f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-02-16T19:19:34Z",
    "title_canon_sha256": "1b7b2a276d92be729c10479927a6ddcb5cfa1b33b8e5c996add3d40b80b6237c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.15130",
    "kind": "arxiv",
    "version": 2
  }
}