Pith Number

pith:ZOKT24FG

pith:2009:ZOKT24FGDSJSINNHQBAGJPSNQN

not attested not anchored not stored refs pending

Topological Entropy and Diffeomorphisms of Surfaces with Wandering Domains

Ferry Kwakkel, Vlad Markovic

arxiv:0910.1316 v1 · 2009-10-07 · 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{ZOKT24FGDSJSINNHQBAGJPSNQN}

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	2026-05-18T04:23:21.291272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb953d70a61c932435a7804064be4d83429412ab419c3e2dda48997543b99378

Aliases

arxiv: 0910.1316 · arxiv_version: 0910.1316v1 · doi: 10.48550/arxiv.0910.1316 · pith_short_12: ZOKT24FGDSJS · pith_short_16: ZOKT24FGDSJSINNH · pith_short_8: ZOKT24FG

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/ZOKT24FGDSJSINNHQBAGJPSNQN \
  | 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: cb953d70a61c932435a7804064be4d83429412ab419c3e2dda48997543b99378

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8259ea6b36f8e6d1f4635c93adb700c0dd8ba2e7d070896607fb94a4922981a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-10-07T16:52:43Z",
    "title_canon_sha256": "6eb31cc6c8894f283f73cadd462c0023d11cef5e75b792e0279ab60ebac3abd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1316",
    "kind": "arxiv",
    "version": 1
  }
}