Pith Number

pith:U6NLCGPP

pith:2018:U6NLCGPP3YGRUJP2UY63VLKNQ6

not attested not anchored not stored refs pending

Small scale quantum ergodicity in cat maps. I

Xiaolong Han

arxiv:1810.11949 v1 · 2018-10-29 · math-ph · math.AP · math.DS · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6NLCGPP3YGRUJP2UY63VLKNQ6}

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	2026-05-18T00:02:06.931010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a79ab119efde0d1a25faa63dbaad4d87acc36fa7c3957f48ca144f3844c90e8a

Aliases

arxiv: 1810.11949 · arxiv_version: 1810.11949v1 · doi: 10.48550/arxiv.1810.11949 · pith_short_12: U6NLCGPP3YGR · pith_short_16: U6NLCGPP3YGRUJP2 · pith_short_8: U6NLCGPP

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/U6NLCGPP3YGRUJP2UY63VLKNQ6 \
  | 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: a79ab119efde0d1a25faa63dbaad4d87acc36fa7c3957f48ca144f3844c90e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "085ab2007bb3f33398b9cafc474f0f2439d3b4d4bddb4c6eca693e475dcfefe8",
    "cross_cats_sorted": [
      "math.AP",
      "math.DS",
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-10-29T04:21:08Z",
    "title_canon_sha256": "891a843895f85fef398fe4e5e6dda8c02e09fd6abbf3bcc4f8c5fb5893c2aa80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11949",
    "kind": "arxiv",
    "version": 1
  }
}