Pith Number

pith:EUWLMFU3

pith:2016:EUWLMFU3MQFK3YGLQZZMJNUY7K

not attested not anchored not stored refs pending

On extremal double circulant self-dual codes of lengths $90$-$96$

Masaaki Harada, T. Aaron Gulliver

arxiv:1601.07343 v2 · 2016-01-27 · math.CO · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EUWLMFU3MQFK3YGLQZZMJNUY7K}

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	2026-05-18T00:48:20.237428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

252cb6169b640aade0cb8672c4b698faa541de11295fcaabf42f9829558f9935

Aliases

arxiv: 1601.07343 · arxiv_version: 1601.07343v2 · doi: 10.48550/arxiv.1601.07343 · pith_short_12: EUWLMFU3MQFK · pith_short_16: EUWLMFU3MQFK3YGL · pith_short_8: EUWLMFU3

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/EUWLMFU3MQFK3YGLQZZMJNUY7K \
  | 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: 252cb6169b640aade0cb8672c4b698faa541de11295fcaabf42f9829558f9935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cf4fe238128cd11e569423b177c02b894af62a4624e00a1a2fb2b96a42462b1",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-01-27T12:41:03Z",
    "title_canon_sha256": "e452d50a6c3c2b0954eca408db188993feaad1299c5b80b3025471b4a3addfa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07343",
    "kind": "arxiv",
    "version": 2
  }
}