Pith Number

pith:XKDQCKNO

pith:2013:XKDQCKNOX7T5TIDXOAN7DIRGXU

not attested not anchored not stored refs pending

Optimal Binary Subspace Codes of Length 6, Constant Dimension 3 and Minimum Distance 4

Michael Kiermaier, Sascha Kurz, Thomas Honold

arxiv:1311.0464 v2 · 2013-11-03 · 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{XKDQCKNOX7T5TIDXOAN7DIRGXU}

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	2026-05-18T01:30:08.542426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba870129aebfe7d9a077701bf1a226bd26e39e88aa37c30b56999187f76dc32d

Aliases

arxiv: 1311.0464 · arxiv_version: 1311.0464v2 · doi: 10.48550/arxiv.1311.0464 · pith_short_12: XKDQCKNOX7T5 · pith_short_16: XKDQCKNOX7T5TIDX · pith_short_8: XKDQCKNO

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/XKDQCKNOX7T5TIDXOAN7DIRGXU \
  | 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: ba870129aebfe7d9a077701bf1a226bd26e39e88aa37c30b56999187f76dc32d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a8aabd2378c7f310e98ad9d8f64b841a14fa607b9d757393089c49172c92a8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-11-03T13:23:25Z",
    "title_canon_sha256": "d8dbddd4c1a02b4bb088a182e52e682611e8308081ddb2c2bd423ccbdd6b06c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0464",
    "kind": "arxiv",
    "version": 2
  }
}