Pith Number

pith:YJVHD5OL

pith:2012:YJVHD5OLOITZJQ2TZLSAM75C4X

not attested not anchored not stored refs pending

Examples of fractals satisfying the quasihyperbolic boundary condition

Petteri Harjulehto, Riku Kl\'en

arxiv:1205.1873 v2 · 2012-05-09 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YJVHD5OLOITZJQ2TZLSAM75C4X}

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	2026-05-18T01:13:31.388495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c26a71f5cb722794c353cae4067fa2e5e9345f4e11f1e926990b6b0d0596d0f8

Aliases

arxiv: 1205.1873 · arxiv_version: 1205.1873v2 · doi: 10.48550/arxiv.1205.1873 · pith_short_12: YJVHD5OLOITZ · pith_short_16: YJVHD5OLOITZJQ2T · pith_short_8: YJVHD5OL

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/YJVHD5OLOITZJQ2TZLSAM75C4X \
  | 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: c26a71f5cb722794c353cae4067fa2e5e9345f4e11f1e926990b6b0d0596d0f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e1a534274e30a8cc7c20b57d935ec10df0e457da5e3881b762d9ada1b9d5d45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2012-05-09T05:40:13Z",
    "title_canon_sha256": "38bf1da8b6e4e1b4490e53a04adab5429c8c84e72b9507974f4c7c85b6b3cabc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1873",
    "kind": "arxiv",
    "version": 2
  }
}