Pith Number

pith:M5EBB5TB

pith:2018:M5EBB5TB2ZG5EOZIS452O6IPQN

not attested not anchored not stored refs pending

Anosov diffeomorphism with a horseshoe that attracts almost any point

A. Okunev, C. Bonatti, I. Shilin, S. Minkov

arxiv:1802.03977 v2 · 2018-02-12 · 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{M5EBB5TB2ZG5EOZIS452O6IPQN}

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	2026-05-18T00:02:27.980134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

674810f661d64dd23b28973ba7790f8377cc7b643de4907b031ca4285720c424

Aliases

arxiv: 1802.03977 · arxiv_version: 1802.03977v2 · doi: 10.48550/arxiv.1802.03977 · pith_short_12: M5EBB5TB2ZG5 · pith_short_16: M5EBB5TB2ZG5EOZI · pith_short_8: M5EBB5TB

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/M5EBB5TB2ZG5EOZIS452O6IPQN \
  | 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: 674810f661d64dd23b28973ba7790f8377cc7b643de4907b031ca4285720c424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cdd2a425bfd304e433637977cd716769f411387c35ad18823aaf7554178fa7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-02-12T11:09:25Z",
    "title_canon_sha256": "47cf542f192b609ad286cb95a834e12918c2193e4b3655f6973657da6864075c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03977",
    "kind": "arxiv",
    "version": 2
  }
}