Pith Number

pith:FGOKRVNM

pith:2007:FGOKRVNMXQRWOI4HBGFNG7HN6W

not attested not anchored not stored refs pending

Reduction and approximation in gyrokinetics

Philippe Ghendrih, Ricardo Lima, R. Vilela Mendes

arxiv:physics/0702234 v2 · 2007-02-27 · physics.plasm-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FGOKRVNMXQRWOI4HBGFNG7HN6W}

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	2026-05-18T04:41:36.928024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

299ca8d5acbc23672387098ad37cedf5acccea2263b18c8e1c3949a772e7cbdc

Aliases

arxiv: physics/0702234 · arxiv_version: physics/0702234v2 · doi: 10.48550/arxiv.physics/0702234 · pith_short_12: FGOKRVNMXQRW · pith_short_16: FGOKRVNMXQRWOI4H · pith_short_8: FGOKRVNM

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/FGOKRVNMXQRWOI4HBGFNG7HN6W \
  | 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: 299ca8d5acbc23672387098ad37cedf5acccea2263b18c8e1c3949a772e7cbdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c537b1f4b80f142440a8e4a9636100b2e9b663d1665ace1c0749dafef473c40c",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2007-02-27T09:35:44Z",
    "title_canon_sha256": "9aaba38c4fc9fee45cf12628fa6f5265e6d65f144707ed9dc11c85dfc63c6cea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0702234",
    "kind": "arxiv",
    "version": 2
  }
}