Pith Number

pith:W7RUQYSD

pith:2019:W7RUQYSDIRUET4EHG42DIJ3BJX

not attested not anchored not stored refs pending

Splitting methods for Fourier spectral discretizations of the strongly magnetized Vlasov-Poisson and the Vlasov-Maxwell system

Jakob Ameres

arxiv:1907.05319 v1 · 2019-07-11 · physics.comp-ph · cs.NA · math.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{W7RUQYSDIRUET4EHG42DIJ3BJX}

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	2026-05-17T23:40:50.753809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7e3486243446849f08737343427614dd0f67331255af7809d4733d45b945e76

Aliases

arxiv: 1907.05319 · arxiv_version: 1907.05319v1 · doi: 10.48550/arxiv.1907.05319 · pith_short_12: W7RUQYSDIRUE · pith_short_16: W7RUQYSDIRUET4EH · pith_short_8: W7RUQYSD

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/W7RUQYSDIRUET4EHG42DIJ3BJX \
  | 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: b7e3486243446849f08737343427614dd0f67331255af7809d4733d45b945e76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88b549bc513680306bc7db02eb0bf1b0094b96b0e12d381e48d6648f3b3b2809",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-07-11T15:44:47Z",
    "title_canon_sha256": "a4a7757841e910b2f79238fc4b3b7b08be77597a304dd8e8638a9b6158f27424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05319",
    "kind": "arxiv",
    "version": 1
  }
}