Pith Number

pith:PY5ODRFN

pith:2015:PY5ODRFNQXF6KJINJQWTHVT3EG

not attested not anchored not stored refs pending

Invariant Jordan curves of Sierpiski carpet rational maps

Daniel Meyer, Jinsong Zeng, Peter Ha\"issinsky, Yan Gao

arxiv:1511.02457 v1 · 2015-11-08 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PY5ODRFNQXF6KJINJQWTHVT3EG}

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	2026-05-18T01:27:30.234638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e3ae1c4ad85cbe5250d4c2d33d67b21ac491cf066784ad75b4294c4697d3924

Aliases

arxiv: 1511.02457 · arxiv_version: 1511.02457v1 · doi: 10.48550/arxiv.1511.02457 · pith_short_12: PY5ODRFNQXF6 · pith_short_16: PY5ODRFNQXF6KJIN · pith_short_8: PY5ODRFN

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/PY5ODRFNQXF6KJINJQWTHVT3EG \
  | 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: 7e3ae1c4ad85cbe5250d4c2d33d67b21ac491cf066784ad75b4294c4697d3924

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae01cfad419e042cb1c0d5e18da98d716a2a648a0dcbe02fb0356168eaaa8777",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-11-08T09:08:27Z",
    "title_canon_sha256": "7ffce75ae1d593d30f854e58d48175963d2d83eae0b4aff6e29841fb350d0d13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02457",
    "kind": "arxiv",
    "version": 1
  }
}