Pith Number

pith:XCVBC7N5

pith:2018:XCVBC7N5S6HRKEASDV7ALHMYG2

not attested not anchored not stored refs pending

On completely regular codes of covering radius 1 in the halved hypercubes

Anastasia Yu. Vasil'eva (Sobolev Institute of Mathematics, Denis S. Krotov, Ivan Yu. Mogilnykh, Novosibirsk, Russia)

arxiv:1812.03159 v1 · 2018-12-07 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCVBC7N5S6HRKEASDV7ALHMYG2}

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	2026-05-17T23:58:50.772332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8aa117dbd978f1510121d7e059d9836827ee1d656f9f7a3880f9de26fb78500

Aliases

arxiv: 1812.03159 · arxiv_version: 1812.03159v1 · doi: 10.48550/arxiv.1812.03159 · pith_short_12: XCVBC7N5S6HR · pith_short_16: XCVBC7N5S6HRKEAS · pith_short_8: XCVBC7N5

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/XCVBC7N5S6HRKEASDV7ALHMYG2 \
  | 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: b8aa117dbd978f1510121d7e059d9836827ee1d656f9f7a3880f9de26fb78500

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "201384fe53a8b2380928edb7fe21565015651ddba4e3bdae62e08529a6eadc61",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-07T18:49:57Z",
    "title_canon_sha256": "4cb0bd4fdb6f72fa416bdcce0201cc03379514d9fa6c67a37e2c4873db62a967"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03159",
    "kind": "arxiv",
    "version": 1
  }
}