Pith Number

pith:JF5JAYIZ

pith:2018:JF5JAYIZI4GHX77LO2CASMWYIC

not attested not anchored not stored refs pending

Critical base for the unique codings of fat Sierpinski gasket

Derong Kong, Wenxia Li

arxiv:1812.00585 v1 · 2018-12-03 · math.DS · math.CO · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JF5JAYIZI4GHX77LO2CASMWYIC}

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	2026-05-17T23:59:20.951566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

497a906119470c7bffeb76840932d840a9b2d1f5a9574e73d5d971c20d229eb7

Aliases

arxiv: 1812.00585 · arxiv_version: 1812.00585v1 · doi: 10.48550/arxiv.1812.00585 · pith_short_12: JF5JAYIZI4GH · pith_short_16: JF5JAYIZI4GHX77L · pith_short_8: JF5JAYIZ

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/JF5JAYIZI4GHX77LO2CASMWYIC \
  | 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: 497a906119470c7bffeb76840932d840a9b2d1f5a9574e73d5d971c20d229eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5f6cc30ef34ed220bc8e5be6b3a07bd1a6ebb6c45248b74d317be330699a3d8",
    "cross_cats_sorted": [
      "math.CO",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-12-03T07:52:18Z",
    "title_canon_sha256": "eb953aa0e65edbba02851b1081ea15ee736aab4686602a6b484654e271bbd310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00585",
    "kind": "arxiv",
    "version": 1
  }
}