Pith Number

pith:FCF65VBN

pith:2013:FCF65VBNFRXG33CQEFMZQHJWSL

not attested not anchored not stored refs pending

Scalability of the plasma physics code GEM

Anupam Karmakar, Bruce D. Scott, Luis Fazendeiro, Olivier Hoenen, Volker Weinberg

arxiv:1312.1187 v2 · 2013-12-04 · cs.DC · cs.PF · physics.comp-ph · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCF65VBNFRXG33CQEFMZQHJWSL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:59:17.987521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

288beed42d2c6e6dec502159981d3692ca6d8b2d9d1d66f5a0feba0a10897ffb

Aliases

arxiv: 1312.1187 · arxiv_version: 1312.1187v2 · doi: 10.48550/arxiv.1312.1187 · pith_short_12: FCF65VBNFRXG · pith_short_16: FCF65VBNFRXG33CQ · pith_short_8: FCF65VBN

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/FCF65VBNFRXG33CQEFMZQHJWSL \
  | 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: 288beed42d2c6e6dec502159981d3692ca6d8b2d9d1d66f5a0feba0a10897ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "649f774df7c63b0970438ccb2371d6147bc0b46ab26663836d557f6db3c2c13c",
    "cross_cats_sorted": [
      "cs.PF",
      "physics.comp-ph",
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2013-12-04T14:43:50Z",
    "title_canon_sha256": "e9674b5a9d84366a4456c0f995cd1ebdd0cc3b1eab4c9d089a982c135afcc1fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1187",
    "kind": "arxiv",
    "version": 2
  }
}