Pith Number

pith:35QDITFJ

pith:2014:35QDITFJQAMFAEGTG65VF3M7OG

not attested not anchored not stored refs pending

Non-Existence of Some Nearly Perfect Sequences, Near Butson-Hadamard Matrices, and Near Conference Matrices

Arne Winterhof, O\u{g}uz Yayla, Volker Ziegler

arxiv:1407.6548 v1 · 2014-07-24 · math.NT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35QDITFJQAMFAEGTG65VF3M7OG}

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	2026-05-18T02:46:38.502172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df60344ca980185010d337bb52ed9f7186f97ca13f3321432eaf7f38bc28baac

Aliases

arxiv: 1407.6548 · arxiv_version: 1407.6548v1 · doi: 10.48550/arxiv.1407.6548 · pith_short_12: 35QDITFJQAMF · pith_short_16: 35QDITFJQAMFAEGT · pith_short_8: 35QDITFJ

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/35QDITFJQAMFAEGTG65VF3M7OG \
  | 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: df60344ca980185010d337bb52ed9f7186f97ca13f3321432eaf7f38bc28baac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3dcb32f079ee05b2c908d120f1c85b1cdcd236747f9ad8c07a05fbf37a91aa8",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-07-24T12:36:03Z",
    "title_canon_sha256": "70cccb8da6ffccd410d3b1eb9fe2d2bf70a46f554cb36e381ec707f61bb6f719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6548",
    "kind": "arxiv",
    "version": 1
  }
}