Pith Number

pith:EW5NPG7C

pith:2010:EW5NPG7CSNZGKM2CYAJGABM4W5

not attested not anchored not stored refs pending

Operator splitting for dissipative delay equations

Andr\'as B\'atkai, B\'alint Farkas, Petra Csom\'os

arxiv:1009.1981 v4 · 2010-09-10 · math.FA · 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{EW5NPG7CSNZGKM2CYAJGABM4W5}

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	2026-05-18T01:11:27.789250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25bad79be29372653342c01260059cb77842a079ec635e15bc7f08ad88312ba1

Aliases

arxiv: 1009.1981 · arxiv_version: 1009.1981v4 · doi: 10.48550/arxiv.1009.1981 · pith_short_12: EW5NPG7CSNZG · pith_short_16: EW5NPG7CSNZGKM2C · pith_short_8: EW5NPG7C

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/EW5NPG7CSNZGKM2CYAJGABM4W5 \
  | 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: 25bad79be29372653342c01260059cb77842a079ec635e15bc7f08ad88312ba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7999a802a4161c4bcaaba46a7a20cfe8d079549d6ee9f85914ab47e2ac080746",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-09-10T11:19:42Z",
    "title_canon_sha256": "2976494704aea91c4b737a331e3915d868e2ead2ead7675ea41179ccb15bb506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1981",
    "kind": "arxiv",
    "version": 4
  }
}