Pith Number

pith:ESMQMAXO

pith:2018:ESMQMAXOBHCJZYLOLZUJWCCBYO

not attested not anchored not stored refs pending

An embedding of the unit ball that does not embed into a Loewner chain

Erlend Fornaess Wold, John Erik Fornaess

arxiv:1806.03591 v1 · 2018-06-10 · 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{ESMQMAXOBHCJZYLOLZUJWCCBYO}

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	2026-05-18T00:13:42.849983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24990602ee09c49ce16e5e689b0841c3bf27a0f4c71bb45c1c8bfadc7b0cad8b

Aliases

arxiv: 1806.03591 · arxiv_version: 1806.03591v1 · doi: 10.48550/arxiv.1806.03591 · pith_short_12: ESMQMAXOBHCJ · pith_short_16: ESMQMAXOBHCJZYLO · pith_short_8: ESMQMAXO

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/ESMQMAXOBHCJZYLOLZUJWCCBYO \
  | 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: 24990602ee09c49ce16e5e689b0841c3bf27a0f4c71bb45c1c8bfadc7b0cad8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "918da8961c2a54343b7a0bb0ffaf33434bb7e16fd840bc798caba2d5f6f3e90d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-06-10T06:17:38Z",
    "title_canon_sha256": "e5a386f8270496c3670ed1d733b507125590562971e59aba605de26c33af6bf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03591",
    "kind": "arxiv",
    "version": 1
  }
}