Pith Number

pith:7WSQP2NZ

pith:2002:7WSQP2NZRYGFXCZJGQ5KH2LJEB

not attested not anchored not stored refs pending

Nonstandard entropy production in the standard map

B. Schulze, C. Tsallis, F. Baldovin

arxiv:cond-mat/0203595 v1 · 2002-03-28 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WSQP2NZRYGFXCZJGQ5KH2LJEB}

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	2026-07-04T16:32:00.611046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fda507e9b98e0c5b8b29343aa3e969207d8f5761e406f2f5d305108444c32529

Aliases

arxiv: cond-mat/0203595 · arxiv_version: cond-mat/0203595v1 · doi: 10.48550/arxiv.cond-mat/0203595 · pith_short_12: 7WSQP2NZRYGF · pith_short_16: 7WSQP2NZRYGFXCZJ · pith_short_8: 7WSQP2NZ

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/7WSQP2NZRYGFXCZJGQ5KH2LJEB \
  | 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: fda507e9b98e0c5b8b29343aa3e969207d8f5761e406f2f5d305108444c32529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26954a1a568d51bb023facec3d65c93e35694ad61d57cb07f7e5b4c70c0991cd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2002-03-28T14:52:07Z",
    "title_canon_sha256": "48303b0c837b40fad3a0dc3d6a5c602a4aac69ac3f4c7df04f269e89885c215c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0203595",
    "kind": "arxiv",
    "version": 1
  }
}