Pith Number

pith:Z5VPUGO6

pith:2010:Z5VPUGO6TU2YHMRWUD6HOGUMVO

not attested not anchored not stored refs pending

An elementary approach to toy models for D. H. Lehmer's conjecture

Eiichi Bannai, Tsuyoshi Miezaki, Vladimir A. Yudin

arxiv:1003.4414 v1 · 2010-03-23 · math.CO · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z5VPUGO6TU2YHMRWUD6HOGUMVO}

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	2026-05-18T02:08:24.091466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf6afa19de9d3583b236a0fc771a8cab98eb1e324685247a599dbf235f05af89

Aliases

arxiv: 1003.4414 · arxiv_version: 1003.4414v1 · doi: 10.48550/arxiv.1003.4414 · pith_short_12: Z5VPUGO6TU2Y · pith_short_16: Z5VPUGO6TU2YHMRW · pith_short_8: Z5VPUGO6

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/Z5VPUGO6TU2YHMRWUD6HOGUMVO \
  | 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: cf6afa19de9d3583b236a0fc771a8cab98eb1e324685247a599dbf235f05af89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f98dfd49d19a9d304c0a4539e343ffa92b29f8cd7684d423f59e3a3054053046",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-03-23T13:49:55Z",
    "title_canon_sha256": "bb97360e433e6a170288fb0dae9a36b7ca83595063a365d2171ea7e5ebc353d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4414",
    "kind": "arxiv",
    "version": 1
  }
}