Pith Number

pith:YMEC74I2

pith:2017:YMEC74I2IYS4YFOVZVUXWGYIE4

not attested not anchored not stored refs pending

Proof of a conjecture of Kl{\o}ve on permutation codes under the Chebychev distance

Victor J. W. Guo, Yiting Yang

arxiv:1704.01295 v1 · 2017-04-05 · cs.IT · math.CO · 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{YMEC74I2IYS4YFOVZVUXWGYIE4}

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	2026-05-18T00:46:58.550800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3082ff11a4625cc15d5cd697b1b082728715b3ddd73db04e0d6cba0d0f12e91

Aliases

arxiv: 1704.01295 · arxiv_version: 1704.01295v1 · doi: 10.48550/arxiv.1704.01295 · pith_short_12: YMEC74I2IYS4 · pith_short_16: YMEC74I2IYS4YFOV · pith_short_8: YMEC74I2

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/YMEC74I2IYS4YFOVZVUXWGYIE4 \
  | 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: c3082ff11a4625cc15d5cd697b1b082728715b3ddd73db04e0d6cba0d0f12e91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec30d65da3d7c5cbb57df795b2c7bfaa2f82f0cad0656add05d7975912c5da23",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-05T07:52:18Z",
    "title_canon_sha256": "afabcedf6a9cdf25bf89b293e6199509b3f6c4f4e21bc4db78e07d3d88c7f54e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01295",
    "kind": "arxiv",
    "version": 1
  }
}