Pith Number

pith:5NJXS7PN

pith:2015:5NJXS7PNJ2BK5LYAVZQBW2HHTP

not attested not anchored not stored refs pending

Optimal monotonicity-preserving perturbations of a given Runge-Kutta method

David I. Ketcheson, Inmaculada Higueras, Tiham\'er A. Kocsis

arxiv:1505.04024 v2 · 2015-05-15 · 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{5NJXS7PNJ2BK5LYAVZQBW2HHTP}

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	2026-05-18T00:23:19.596695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb53797ded4e82aeaf00ae601b68e79bcb9f71dbd317ea0ac4aa9ef3208a593a

Aliases

arxiv: 1505.04024 · arxiv_version: 1505.04024v2 · doi: 10.48550/arxiv.1505.04024 · pith_short_12: 5NJXS7PNJ2BK · pith_short_16: 5NJXS7PNJ2BK5LYA · pith_short_8: 5NJXS7PN

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/5NJXS7PNJ2BK5LYAVZQBW2HHTP \
  | 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: eb53797ded4e82aeaf00ae601b68e79bcb9f71dbd317ea0ac4aa9ef3208a593a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb30abab7798f29839f34b6dbb93ccd2780e4c61e1df7f1cc0c0882b135c2525",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-05-15T10:57:36Z",
    "title_canon_sha256": "677e4a6bc8ebb57eab2ab6dbc64946b2f20f6d6631df0eba069926fb1cc11fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04024",
    "kind": "arxiv",
    "version": 2
  }
}