Pith Number

pith:A2BS4IDO

pith:2016:A2BS4IDOORVIDMIDV4KWOZOS5W

not attested not anchored not stored refs pending

True nature of the Curzon-Ahlborn efficiency

Christophe Goupil, Henni Ouerdane, Philippe Lecoeur, Yann Apertet

arxiv:1612.07922 v2 · 2016-12-23 · cond-mat.stat-mech · physics.class-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{A2BS4IDOORVIDMIDV4KWOZOS5W}

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	2026-05-18T00:38:03.739201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06832e206e746a81b103af156765d2ed9f3c71e513d13d923a7b169ccccdcd51

Aliases

arxiv: 1612.07922 · arxiv_version: 1612.07922v2 · doi: 10.48550/arxiv.1612.07922 · pith_short_12: A2BS4IDOORVI · pith_short_16: A2BS4IDOORVIDMID · pith_short_8: A2BS4IDO

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/A2BS4IDOORVIDMIDV4KWOZOS5W \
  | 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: 06832e206e746a81b103af156765d2ed9f3c71e513d13d923a7b169ccccdcd51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "823700175eead4bf713b1dafcf7b0ff70e93e528c7108a4e4418d43ce4d50ae5",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2016-12-23T10:24:48Z",
    "title_canon_sha256": "f554ff309f95e1223398576fe5ae178f4a8c80783e1f8bd691922f241523c1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07922",
    "kind": "arxiv",
    "version": 2
  }
}