Pith Number

pith:BEWCK5WA

pith:2018:BEWCK5WAOR5YNDDCL6UQGUVLZT

not attested not anchored not stored refs pending

Maximum power and corresponding efficiency for two-level heat engines and refrigerators: optimality of fast cycles

Fabio Taddei, Paolo Andrea Erdman, Rosario Fazio, Vasco Cavina, Vittorio Giovannetti

arxiv:1812.05089 v2 · 2018-12-12 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEWCK5WAOR5YNDDCL6UQGUVLZT}

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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.

Cited by

1 paper in Pith

Heat rectification via a superconducting artificial atom

Receipt and verification

First computed	2026-07-05T00:17:25.149304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

092c2576c0747b868c625fa90352abcce6992852c133a2e0618ee3e9b147cf16

Aliases

arxiv: 1812.05089 · arxiv_version: 1812.05089v2 · doi: 10.48550/arxiv.1812.05089 · pith_short_12: BEWCK5WAOR5Y · pith_short_16: BEWCK5WAOR5YNDDC · pith_short_8: BEWCK5WA

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/BEWCK5WAOR5YNDDCL6UQGUVLZT \
  | 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: 092c2576c0747b868c625fa90352abcce6992852c133a2e0618ee3e9b147cf16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "754123f97a241345f6935a77e51323b3a3ba53eb32db788a13164dd499164eef",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-12-12T18:55:53Z",
    "title_canon_sha256": "c0faee8ca24668da70486c82966a6e1d62d07858b6eb88dd44a4caea36e15836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05089",
    "kind": "arxiv",
    "version": 2
  }
}