Pith Number

pith:NAPT2JVZ

pith:2010:NAPT2JVZVBF2EZH74LGR2SYSDX

not attested not anchored not stored refs pending

A-stable Runge-Kutta methods for semilinear evolution equations

Claudia Wulff, Marcel Oliver

arxiv:1007.4703 v3 · 2010-07-27 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NAPT2JVZVBF2EZH74LGR2SYSDX}

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	2026-05-18T01:29:38.711882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

681f3d26b9a84ba264ffe2cd1d4b121ded6735648c739fae10cd3451b770f87b

Aliases

arxiv: 1007.4703 · arxiv_version: 1007.4703v3 · doi: 10.48550/arxiv.1007.4703 · pith_short_12: NAPT2JVZVBF2 · pith_short_16: NAPT2JVZVBF2EZH7 · pith_short_8: NAPT2JVZ

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/NAPT2JVZVBF2EZH74LGR2SYSDX \
  | 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: 681f3d26b9a84ba264ffe2cd1d4b121ded6735648c739fae10cd3451b770f87b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6f754e2e2af3fa10c39d17f73f6a6d26a2be8232335d2a703fd22160dd5d19a",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-07-27T12:58:27Z",
    "title_canon_sha256": "73600f769834f3bf7c3601b62d8159d19c7a218cfea0411d08cd728eac323ebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4703",
    "kind": "arxiv",
    "version": 3
  }
}