Pith Number

pith:NRSU3POJ

pith:2010:NRSU3POJKIQEITWSGSMHEPMHFJ

not attested not anchored not stored refs pending

Uniformization of Sierpi\'nski carpets in the plane

Mario Bonk

arxiv:1009.4094 v2 · 2010-09-21 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRSU3POJKIQEITWSGSMHEPMHFJ}

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	2026-05-18T02:05:19.248006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c654dbdc95220444ed23498723d872a484e2dac50728cd817a02438db879ff4

Aliases

arxiv: 1009.4094 · arxiv_version: 1009.4094v2 · doi: 10.48550/arxiv.1009.4094 · pith_short_12: NRSU3POJKIQE · pith_short_16: NRSU3POJKIQEITWS · pith_short_8: NRSU3POJ

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/NRSU3POJKIQEITWSGSMHEPMHFJ \
  | 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: 6c654dbdc95220444ed23498723d872a484e2dac50728cd817a02438db879ff4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f01b38d4dea76ee6aa982147f5c27c4550923f16512eeef158f58f42573578c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2010-09-21T13:50:18Z",
    "title_canon_sha256": "a73ea947dbd3e9faa9ef6a9cf8ca6f73795e30f66ce86ba725f0923a734fc044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4094",
    "kind": "arxiv",
    "version": 2
  }
}