Pith Number

pith:Q4QXCDCR

pith:2002:Q4QXCDCRQUA2QERVAPFWOW7AGO

not attested not anchored not stored refs pending

Scaling behaviour of entropy estimates

Thomas Sch\"urmann

arxiv:cond-mat/0203409 v2 · 2002-03-20 · 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{Q4QXCDCRQUA2QERVAPFWOW7AGO}

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	2026-05-18T00:45:59.177693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8721710c518501a8123503cb675be03394177a4c143bc30c74b9d3708189e9f7

Aliases

arxiv: cond-mat/0203409 · arxiv_version: cond-mat/0203409v2 · doi: 10.48550/arxiv.cond-mat/0203409 · pith_short_12: Q4QXCDCRQUA2 · pith_short_16: Q4QXCDCRQUA2QERV · pith_short_8: Q4QXCDCR

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/Q4QXCDCRQUA2QERVAPFWOW7AGO \
  | 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: 8721710c518501a8123503cb675be03394177a4c143bc30c74b9d3708189e9f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdc250382a57ecfde3a986f1694e251d9e27996fbea19618e9d93e9e1f898dfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2002-03-20T14:32:00Z",
    "title_canon_sha256": "d682a3b4c8edaf06455abec261372fcbc6202256b49233a56915612aaff05cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0203409",
    "kind": "arxiv",
    "version": 2
  }
}