Pith Number

pith:TC53DRKG

pith:2009:TC53DRKGIHAQYX2VYW2WHE3VR7

not attested not anchored not stored refs pending

A six-stage third order additive method for stiff ordinary differential equations

Anton Tuzov, Evgeny Novikov

arxiv:0902.2911 v2 · 2009-02-17 · math.NA · cs.NA · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TC53DRKGIHAQYX2VYW2WHE3VR7}

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	2026-06-03T23:06:11.088030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98bbb1c54641c10c5f55c5b56393758fcf4cf4f853da879bd19bf3408cdb6470

Aliases

arxiv: 0902.2911 · arxiv_version: 0902.2911v2 · doi: 10.48550/arxiv.0902.2911 · pith_short_12: TC53DRKGIHAQ · pith_short_16: TC53DRKGIHAQYX2V · pith_short_8: TC53DRKG

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/TC53DRKGIHAQYX2VYW2WHE3VR7 \
  | 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: 98bbb1c54641c10c5f55c5b56393758fcf4cf4f853da879bd19bf3408cdb6470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bd3526be5feaaf5328f192536e3074231af75fe01dc43437e37b3c2dd572898",
    "cross_cats_sorted": [
      "cs.NA",
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-02-17T14:03:57Z",
    "title_canon_sha256": "090df433aaedb6f5e8551ecc5ae547c13082783baaa02c41ddc5f8ed61522087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2911",
    "kind": "arxiv",
    "version": 2
  }
}