Pith Number

pith:QYA5WWEP

pith:2013:QYA5WWEPFFSGFRD3RKGYESXD4J

not attested not anchored not stored refs pending

Implicit-Explicit Runge-Kutta schemes for hyperbolic systems with stiff relaxation and applications

Giovanni Russo, Sebastiano Boscarino

arxiv:1306.4926 v1 · 2013-06-20 · 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{QYA5WWEPFFSGFRD3RKGYESXD4J}

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	2026-05-18T03:20:21.144422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8601db588f296462c47b8a8d824ae3e261034a2f7a0048372a2e17695cc78a12

Aliases

arxiv: 1306.4926 · arxiv_version: 1306.4926v1 · doi: 10.48550/arxiv.1306.4926 · pith_short_12: QYA5WWEPFFSG · pith_short_16: QYA5WWEPFFSGFRD3 · pith_short_8: QYA5WWEP

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/QYA5WWEPFFSGFRD3RKGYESXD4J \
  | 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: 8601db588f296462c47b8a8d824ae3e261034a2f7a0048372a2e17695cc78a12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78d33fb0263b7fa17e499879444c6f51c0ecdc7a2b0ae21018fa38a4be2320c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-06-20T16:06:41Z",
    "title_canon_sha256": "2b0ccff7559e1244a6c912a7475d6527dfd73762594023a5c99bfba4e637516b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4926",
    "kind": "arxiv",
    "version": 1
  }
}