Pith Number

pith:BQ7WJEIC

pith:2007:BQ7WJEICR6ZAEZ3XE5DNFT2FIT

not attested not anchored not stored refs pending

On the nonextensive character of some magnetic systems

D. O. Soares-Pinto, I. S. Oliveira, M. S. Reis, R. S. Sarthour

arxiv:0709.1628 v2 · 2007-09-11 · 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{BQ7WJEICR6ZAEZ3XE5DNFT2FIT}

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	2026-05-18T04:19:04.591942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c3f6491028fb20267772746d2cf4544d03aabb93a7ebcbff7626729a93b87fd

Aliases

arxiv: 0709.1628 · arxiv_version: 0709.1628v2 · doi: 10.48550/arxiv.0709.1628 · pith_short_12: BQ7WJEICR6ZA · pith_short_16: BQ7WJEICR6ZAEZ3X · pith_short_8: BQ7WJEIC

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/BQ7WJEICR6ZAEZ3XE5DNFT2FIT \
  | 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: 0c3f6491028fb20267772746d2cf4544d03aabb93a7ebcbff7626729a93b87fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "529b8928903bc290bb81448e6c687d413af991b122559c98e98140d4807c0efd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2007-09-11T13:50:44Z",
    "title_canon_sha256": "b10e0dd87265b62e4b1df181efe5e8ada84e0cfdcad6d9d00d111c5291d5083f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.1628",
    "kind": "arxiv",
    "version": 2
  }
}