Pith Number

pith:DABLYHEK

pith:2014:DABLYHEKJRYKC7KCSPRA3UX2CD

not attested not anchored not stored refs pending

Arithmetical rank of strings and cycles

Kyouko Kimura, Paolo Mantero

arxiv:1407.5571 v1 · 2014-07-21 · math.AC · 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{DABLYHEKJRYKC7KCSPRA3UX2CD}

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	2026-05-18T02:47:13.706625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1802bc1c8a4c70a17d4293e20dd2fa10f7afd171da7caebed5c8853d211a58a9

Aliases

arxiv: 1407.5571 · arxiv_version: 1407.5571v1 · doi: 10.48550/arxiv.1407.5571 · pith_short_12: DABLYHEKJRYK · pith_short_16: DABLYHEKJRYKC7KC · pith_short_8: DABLYHEK

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/DABLYHEKJRYKC7KCSPRA3UX2CD \
  | 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: 1802bc1c8a4c70a17d4293e20dd2fa10f7afd171da7caebed5c8853d211a58a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b07ff9320c9ebc41a3c8c93b48e10579e1192da32fe8de4aa437640f2e6fc105",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-07-21T17:00:05Z",
    "title_canon_sha256": "2920f03b47c01623ee1ee807108c5b69a080a6398860dd93a04e0081872060c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5571",
    "kind": "arxiv",
    "version": 1
  }
}