Pith Number

pith:XXZSEHHZ

pith:2001:XXZSEHHZI4T2GLHDWNSVVFPOPH

not attested not anchored not stored refs pending

Measuring the Lyapunov exponent using quantum mechanics

C. H. Lewenkopf, E. R. Mucciolo, F. M. Cucchietti, H. M. Pastawski, R. O. Vallejos

arxiv:nlin/0112015 v1 · 2001-12-10 · nlin.CD · cond-mat · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXZSEHHZI4T2GLHDWNSVVFPOPH}

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	2026-05-18T01:25:40.157643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf3221cf94727a32ce3b3655a95ee79c4c2525af3617606ff063724d429dad5

Aliases

arxiv: nlin/0112015 · arxiv_version: nlin/0112015v1 · doi: 10.48550/arxiv.nlin/0112015 · pith_short_12: XXZSEHHZI4T2 · pith_short_16: XXZSEHHZI4T2GLHD · pith_short_8: XXZSEHHZ

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/XXZSEHHZI4T2GLHDWNSVVFPOPH \
  | 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: bdf3221cf94727a32ce3b3655a95ee79c4c2525af3617606ff063724d429dad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f867fa1108cda81cb9c852840db3b73a6909fb323db1cd913d3d816b6d0507b6",
    "cross_cats_sorted": [
      "cond-mat",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2001-12-10T16:07:00Z",
    "title_canon_sha256": "b5d0458ff2ab601bcf5b870d7608c2255da5e70d5d8cbb8bf32b9eceec019b2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0112015",
    "kind": "arxiv",
    "version": 1
  }
}