Pith Number

pith:2FC2XM3K

pith:2025:2FC2XM3KDF3GSZ2EQEKBUX6ZMQ

not attested not anchored not stored refs pending

A family of non Minkowski measurable fractals in $\mathbb{R}^2$

Jonas Lippold, Uta Freiberg

arxiv:2506.02640 v1 · 2025-06-03 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FC2XM3KDF3GSZ2EQEKBUX6ZMQ}

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	2026-07-05T11:15:05.797468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d145abb36a197669674481141a5fd96419e61183663cd4c502fb428522c06313

Aliases

arxiv: 2506.02640 · arxiv_version: 2506.02640v1 · doi: 10.48550/arxiv.2506.02640 · pith_short_12: 2FC2XM3KDF3G · pith_short_16: 2FC2XM3KDF3GSZ2E · pith_short_8: 2FC2XM3K

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/2FC2XM3KDF3GSZ2EQEKBUX6ZMQ \
  | 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: d145abb36a197669674481141a5fd96419e61183663cd4c502fb428522c06313

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8cfa7e4392a00a46312cb6268b2b304a1e7ead6bc44ae4dfecc6cde22bd2757",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2025-06-03T08:54:27Z",
    "title_canon_sha256": "2c8b9125714fa9e2398b25cbf1f8ce1bc93e7b86528dbb18d9379f70d2238067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02640",
    "kind": "arxiv",
    "version": 1
  }
}