Pith Number

pith:3AWOXVF7

pith:2018:3AWOXVF7EF6JJGVNX4QZRXBBOJ

not attested not anchored not stored refs pending

A metric sphere not a quasisphere but for which every weak tangent is Euclidean

Angela Wu

arxiv:1806.02917 v1 · 2018-06-07 · 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{3AWOXVF7EF6JJGVNX4QZRXBBOJ}

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.

Cited by

1 paper in Pith

Cartesian products of Sierpi\'nski carpets do not attain their conformal dimension

Receipt and verification

First computed	2026-05-18T00:13:54.346134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82cebd4bf217c949aadbf2198dc21727c48e7487a000bdd558362f250d302f8

Aliases

arxiv: 1806.02917 · arxiv_version: 1806.02917v1 · doi: 10.48550/arxiv.1806.02917 · pith_short_12: 3AWOXVF7EF6J · pith_short_16: 3AWOXVF7EF6JJGVN · pith_short_8: 3AWOXVF7

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/3AWOXVF7EF6JJGVNX4QZRXBBOJ \
  | 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: d82cebd4bf217c949aadbf2198dc21727c48e7487a000bdd558362f250d302f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8916c30560d3e8260ed0a0a55151cc0e0dcf7278acd360be4f72143acfeb7c16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2018-06-07T22:11:21Z",
    "title_canon_sha256": "04c92f662891f3a6106195668eb6d3269f5eb6d1e49eb4f10df3a11d35f5f8e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02917",
    "kind": "arxiv",
    "version": 1
  }
}