Pith Number

pith:ONMU5UKI

pith:2005:ONMU5UKIVSU2YQX3WX3U5YGT6M

not attested not anchored not stored refs pending

A new APN function which is not equivalent to a power mapping

Alexander Pott, Gohar Kyureghyan, Yves Edel

arxiv:math/0506420 v3 · 2005-06-21 · 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{ONMU5UKIVSU2YQX3WX3U5YGT6M}

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	2026-05-18T00:58:05.015777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73594ed148aca9ac42fbb5f74ee0d3f32fce44d1b82f8103f86f508209781a69

Aliases

arxiv: math/0506420 · arxiv_version: math/0506420v3 · doi: 10.48550/arxiv.math/0506420 · pith_short_12: ONMU5UKIVSU2 · pith_short_16: ONMU5UKIVSU2YQX3 · pith_short_8: ONMU5UKI

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/ONMU5UKIVSU2YQX3WX3U5YGT6M \
  | 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: 73594ed148aca9ac42fbb5f74ee0d3f32fce44d1b82f8103f86f508209781a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d350763eb840e7c474acb58e257fb87f2fb557a2f76bd82cabefb0a15168778",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2005-06-21T07:54:44Z",
    "title_canon_sha256": "9adb9a422675a65d147814b07ad6ed1e8583030f312d336b23fda83b24dc1fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0506420",
    "kind": "arxiv",
    "version": 3
  }
}