Pith Number

pith:VTEZNWNT

pith:2010:VTEZNWNTU5ZEF4UFTSLMJ4CMES

not attested not anchored not stored refs pending

Complex Hadamard matrices of order 6: a four-parameter family

Ferenc Sz\"oll\H{o}si

arxiv:1008.0632 v1 · 2010-08-03 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTEZNWNTU5ZEF4UFTSLMJ4CMES}

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	2026-05-18T02:58:01.958275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acc996d9b3a77242f2859c96c4f04c249de9e8e6747bd5f516338ec547129fc1

Aliases

arxiv: 1008.0632 · arxiv_version: 1008.0632v1 · doi: 10.48550/arxiv.1008.0632 · pith_short_12: VTEZNWNTU5ZE · pith_short_16: VTEZNWNTU5ZEF4UF · pith_short_8: VTEZNWNT

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/VTEZNWNTU5ZEF4UFTSLMJ4CMES \
  | 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: acc996d9b3a77242f2859c96c4f04c249de9e8e6747bd5f516338ec547129fc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73e0edfb6cd69d8427e24562fb0b54b56eb0a27122f2097dc500afba8c011f5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2010-08-03T19:55:43Z",
    "title_canon_sha256": "55a5d89a35daa91daaa9e020e1236df3f65950fff7e01ce787109e23ed669278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0632",
    "kind": "arxiv",
    "version": 1
  }
}