Pith Number

pith:ZRDVZYZS

pith:2015:ZRDVZYZSFICSSOCUMQGJQCBQ57

not attested not anchored not stored refs pending

No smooth Julia sets for polynomial diffeomorphisms of $\mathbb{C}^2$ with positive entropy

Eric Bedford, Kyounghee Kim

arxiv:1506.01456 v2 · 2015-06-04 · 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{ZRDVZYZSFICSSOCUMQGJQCBQ57}

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	2026-05-18T01:36:37.921971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc475ce3322a05293854640c980830eff94727f5aa0d597319c9e6ec722768ff

Aliases

arxiv: 1506.01456 · arxiv_version: 1506.01456v2 · doi: 10.48550/arxiv.1506.01456 · pith_short_12: ZRDVZYZSFICS · pith_short_16: ZRDVZYZSFICSSOCU · pith_short_8: ZRDVZYZS

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/ZRDVZYZSFICSSOCUMQGJQCBQ57 \
  | 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: cc475ce3322a05293854640c980830eff94727f5aa0d597319c9e6ec722768ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc8d0aa74e6e90578131b0ef915da0cdb1d350de07a710599eab4e48e08ece6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-06-04T03:15:42Z",
    "title_canon_sha256": "7e19f4b8b6bff07859947a4001e385adcb4568c1204ff5198f8c3beb76cd051f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01456",
    "kind": "arxiv",
    "version": 2
  }
}