Pith Number

pith:JQEHXARP

pith:2022:JQEHXARP35FRJX67CXASNOQOM2

not attested not anchored not stored refs pending

The Spectrum of an Almost Maximally Open Quantized Cat Map

Yonah Borns-Weil

arxiv:2203.13898 v2 · 2022-03-25 · math.SP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQEHXARP35FRJX67CXASNOQOM2}

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.

Cited by

1 paper in Pith

Optical images of the Kerr-Sen black hole and thin accretion disk

Receipt and verification

First computed	2026-07-05T04:22:20.269791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c087b822fdf4b14dfdf15c126ba0e66bdbaad40eb57937010cbb1e68169ef43

Aliases

arxiv: 2203.13898 · arxiv_version: 2203.13898v2 · doi: 10.48550/arxiv.2203.13898 · pith_short_12: JQEHXARP35FR · pith_short_16: JQEHXARP35FRJX67 · pith_short_8: JQEHXARP

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/JQEHXARP35FRJX67CXASNOQOM2 \
  | 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: 4c087b822fdf4b14dfdf15c126ba0e66bdbaad40eb57937010cbb1e68169ef43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd6edf5d5247e1e3cb7506cb389c74b14167e379fa38e1c6d0c9377594281d8d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2022-03-25T20:32:10Z",
    "title_canon_sha256": "e765587d5e606d0eeeee02a054767e5bb9d83c4ff7272046f3e48039090ed7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13898",
    "kind": "arxiv",
    "version": 2
  }
}