Pith Number

pith:VPAQUDT5

pith:1995:VPAQUDT5DLKHTWST7A4I5QMN25

not attested not anchored not stored refs pending

On the Quantum Baker's Map and its Unusual Traces

Arul Lakshminarayan

arxiv:chao-dyn/9503010 v1 · 1995-03-25 · chao-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPAQUDT5DLKHTWST7A4I5QMN25}

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	2026-05-18T01:07:25.010777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc10a0e7d1ad479da53f8388ec18dd771b6b5dfade3c9db5b5f04c1be59e650

Aliases

arxiv: chao-dyn/9503010 · arxiv_version: chao-dyn/9503010v1 · doi: 10.48550/arxiv.chao-dyn/9503010 · pith_short_12: VPAQUDT5DLKH · pith_short_16: VPAQUDT5DLKHTWST · pith_short_8: VPAQUDT5

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/VPAQUDT5DLKHTWST7A4I5QMN25 \
  | 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: abc10a0e7d1ad479da53f8388ec18dd771b6b5dfade3c9db5b5f04c1be59e650

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eadcb153b90dbba5a9ac970c7b1aa460385a7e23026cec6e73452ee112b7419",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1995-03-25T06:54:20Z",
    "title_canon_sha256": "abd0e8967d1f5e841de8df411a95b523e9e7f8ece0f093131a0a01085802ad0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9503010",
    "kind": "arxiv",
    "version": 1
  }
}