Pith Number

pith:CBOKA2GJ

pith:2011:CBOKA2GJ6S6SQDGC5REBGJL26Q

not attested not anchored not stored refs pending

Systematic Discovery of Runge-Kutta Methods through Algebraic Varieties

Giuseppe Nicosia, Ivan Martino

arxiv:1110.1120 v2 · 2011-10-05 · math.AG · math.CA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBOKA2GJ6S6SQDGC5REBGJL26Q}

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	2026-05-18T00:31:54.429708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

105ca068c9f4bd280cc2ec4813257af42e10127260f6d9385fa3da2c33f95385

Aliases

arxiv: 1110.1120 · arxiv_version: 1110.1120v2 · doi: 10.48550/arxiv.1110.1120 · pith_short_12: CBOKA2GJ6S6S · pith_short_16: CBOKA2GJ6S6SQDGC · pith_short_8: CBOKA2GJ

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/CBOKA2GJ6S6SQDGC5REBGJL26Q \
  | 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: 105ca068c9f4bd280cc2ec4813257af42e10127260f6d9385fa3da2c33f95385

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41dcf91ee1f1326f50dbe9b170095490155435c43157437323d4fb38217e1d05",
    "cross_cats_sorted": [
      "math.CA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-10-05T23:52:27Z",
    "title_canon_sha256": "01c2d4404a08b2b3ad12d960d5e8b79be853c7516f39f37317cef74691a0fe19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1120",
    "kind": "arxiv",
    "version": 2
  }
}