Pith Number

pith:ZZY7OA7Y

pith:2011:ZZY7OA7YWDHQ3TJRRRFQQJHUS3

not attested not anchored not stored refs pending

Hyperdeterminant and an integrable partial differential equation

Willi-Hans Steeb

arxiv:1108.4261 v1 · 2011-08-22 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZY7OA7YWDHQ3TJRRRFQQJHUS3}

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	2026-05-18T04:14:55.839229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce71f703f8b0cf0dcd318c4b0824f496f20659f4cc1cfd2feca128c2c25b959e

Aliases

arxiv: 1108.4261 · arxiv_version: 1108.4261v1 · doi: 10.48550/arxiv.1108.4261 · pith_short_12: ZZY7OA7YWDHQ · pith_short_16: ZZY7OA7YWDHQ3TJR · pith_short_8: ZZY7OA7Y

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/ZZY7OA7YWDHQ3TJRRRFQQJHUS3 \
  | 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: ce71f703f8b0cf0dcd318c4b0824f496f20659f4cc1cfd2feca128c2c25b959e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be7e3efefa9819d34a6a3866b0c41da857b4b53badfc04dad67d4119bb17867e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-08-22T09:34:27Z",
    "title_canon_sha256": "91031fa2477cc25656eb6c59baab8e8c388e9447c1e28330883bd4098be49278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4261",
    "kind": "arxiv",
    "version": 1
  }
}