Pith Number

pith:EWN74JFK

pith:2026:EWN74JFKGXUXAXFCMECVPBBUHJ

not attested not anchored not stored refs pending

Mixed-Precision in adaptive Runge-Kutta method for large ODE systems

Ars\`ene Marzorati (DRACULA, BEAGLE, BIOTIC), CITI, ICJ, ICJ), INSA Lyon), Jonathan Rouzaud-Cornabas (BIOTIC, MMCS, Mouhamad Al-Sayed, MUSICS, Samuel Bernard (MUSICS

arxiv:2605.23727 v1 · 2026-05-22 · math.NA · cs.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{EWN74JFKGXUXAXFCMECVPBBUHJ}

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	2026-05-25T02:02:28.864541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259bfe24aa35e9705ca261055784343a7b2a519038632afb84d1840ee1e39a14

Aliases

arxiv: 2605.23727 · arxiv_version: 2605.23727v1 · doi: 10.48550/arxiv.2605.23727 · pith_short_12: EWN74JFKGXUX · pith_short_16: EWN74JFKGXUXAXFC · pith_short_8: EWN74JFK

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/EWN74JFKGXUXAXFCMECVPBBUHJ \
  | 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: 259bfe24aa35e9705ca261055784343a7b2a519038632afb84d1840ee1e39a14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a799dbb48e33211b1f949a5fc9a0a0a22e554daab9a2c0c0bd712689181e677d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-22T15:06:42Z",
    "title_canon_sha256": "3ae71b8d95f045a69823d3b98e57d15a37b34ddb9e6a4a474caa670a18844564"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23727",
    "kind": "arxiv",
    "version": 1
  }
}