Pith Number

pith:LRQAZNUL

pith:2025:LRQAZNULEXAD6JW7I7YLYPWNXY

not attested not anchored not stored refs pending

Asymptotic-preserving particle-in-cell method for the magnetized Vlasov--Poisson--Fokker--Planck equation

Anjiao Gu, Xiaojiang Zhang

arxiv:2502.20680 v1 · 2025-02-28 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRQAZNULEXAD6JW7I7YLYPWNXY}

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	2026-07-05T10:21:37.556373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c600cb68b25c03f26df47f0bc3ecdbe23cca78dc3765b7c50468f362a649b8a

Aliases

arxiv: 2502.20680 · arxiv_version: 2502.20680v1 · doi: 10.48550/arxiv.2502.20680 · pith_short_12: LRQAZNULEXAD · pith_short_16: LRQAZNULEXAD6JW7 · pith_short_8: LRQAZNUL

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/LRQAZNULEXAD6JW7I7YLYPWNXY \
  | 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: 5c600cb68b25c03f26df47f0bc3ecdbe23cca78dc3765b7c50468f362a649b8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93da14c3de07abbc79c5e261dbf4f0cbd116670bd258dbda2ab8d492ce059596",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-02-28T03:15:28Z",
    "title_canon_sha256": "4c6b8c2bd8c87ee4212c7aea01e02498f1fec48b14be30321f643d7fb5e0840a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20680",
    "kind": "arxiv",
    "version": 1
  }
}