Pith Number

pith:ZSQNBDAC

pith:2010:ZSQNBDACNRE2HMUJX5MOVIMOLV

not attested not anchored not stored refs pending

The large core limit of spiral waves in excitable media: A numerical approach

Georg A. Gottwald, Sebastian Hermann

arxiv:1003.5830 v1 · 2010-03-30 · nlin.PS · physics.bio-ph · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSQNBDACNRE2HMUJX5MOVIMOLV}

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	2026-05-18T02:08:15.733246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cca0d08c026c49a3b289bf58eaa18e5d69ae9fa3c1a10c7d2dea4b6c192f28a2

Aliases

arxiv: 1003.5830 · arxiv_version: 1003.5830v1 · doi: 10.48550/arxiv.1003.5830 · pith_short_12: ZSQNBDACNRE2 · pith_short_16: ZSQNBDACNRE2HMUJ · pith_short_8: ZSQNBDAC

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/ZSQNBDACNRE2HMUJX5MOVIMOLV \
  | 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: cca0d08c026c49a3b289bf58eaa18e5d69ae9fa3c1a10c7d2dea4b6c192f28a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a714ecf10067ba03fb16888669dac957891b6b48baf8afe0d142ee7b0bbe3715",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2010-03-30T14:27:59Z",
    "title_canon_sha256": "a33dcafe829e78d918432f2346cf4920679ea24bd858df5136479932061c50d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5830",
    "kind": "arxiv",
    "version": 1
  }
}