Pith Number

pith:MBNQMUAX

pith:2019:MBNQMUAX2YNJI4F6DLQTORSWVM

not attested not anchored not stored refs pending

Self-orthogonal codes from equitable partitions of association schemes

Andrea Svob, Dean Crnkovic, Sanja Rukavina

arxiv:1903.01832 v1 · 2019-03-05 · 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{MBNQMUAX2YNJI4F6DLQTORSWVM}

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	2026-05-17T23:51:59.646831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

605b065017d61a9470be1ae1374656ab277d450fb405469b934232d5c2d9ce65

Aliases

arxiv: 1903.01832 · arxiv_version: 1903.01832v1 · doi: 10.48550/arxiv.1903.01832 · pith_short_12: MBNQMUAX2YNJ · pith_short_16: MBNQMUAX2YNJI4F6 · pith_short_8: MBNQMUAX

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/MBNQMUAX2YNJI4F6DLQTORSWVM \
  | 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: 605b065017d61a9470be1ae1374656ab277d450fb405469b934232d5c2d9ce65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ef90ffdf496bc036ebb89a65da7e3d4d038510e7f64e1dcf0be4cfe643e75d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-03-05T14:10:56Z",
    "title_canon_sha256": "1fc6d38b362e9bc9056234d627a83a0627093b071dcda31167cae53e2e813aca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01832",
    "kind": "arxiv",
    "version": 1
  }
}