Pith Number

pith:XBUSBKZZ

pith:2015:XBUSBKZZDKTKM5TKD7FX74Q4VX

not attested not anchored not stored refs pending

New extremal binary self-dual codes of lengths 66 and 68 from codes over r_k,m

Abidin Kaya, Nesibe T\"ufek\c{c}\.i

arxiv:1502.06945 v1 · 2015-02-24 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XBUSBKZZDKTKM5TKD7FX74Q4VX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:01:01.722484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b86920ab391aa6a6766a1fcb7ff21cadffbcb4ee3da31c047d0ac8cc01580015

Aliases

arxiv: 1502.06945 · arxiv_version: 1502.06945v1 · doi: 10.48550/arxiv.1502.06945 · pith_short_12: XBUSBKZZDKTK · pith_short_16: XBUSBKZZDKTKM5TK · pith_short_8: XBUSBKZZ

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/XBUSBKZZDKTKM5TKD7FX74Q4VX \
  | 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: b86920ab391aa6a6766a1fcb7ff21cadffbcb4ee3da31c047d0ac8cc01580015

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7be94e2a1a978a4c25d5567f22ebd76fa4bcc303e8bf3d5943b3f32a773b221b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-02-24T20:36:26Z",
    "title_canon_sha256": "87c0a83670cfb84b90a2d088a8aeebd7c750bb731a8fc532eab52c695a7de9f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06945",
    "kind": "arxiv",
    "version": 1
  }
}