Pith Number

pith:4UMYN2HG

pith:2017:4UMYN2HGIYILFSFC7ENEDVLSJL

not attested not anchored not stored refs pending

A quantum Otto engine with finite heat baths: energy, correlations, and degradation

Alejandro Pozas-Kerstjens, Eric G. Brown, Karen V. Hovhannisyan

arxiv:1708.06363 v4 · 2017-08-21 · quant-ph · 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{4UMYN2HGIYILFSFC7ENEDVLSJL}

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	2026-05-18T00:18:09.522669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e51986e8e64610b2c8a2f91a41d5724ad408a54e2eab44d2adb52e3b3a4fc996

Aliases

arxiv: 1708.06363 · arxiv_version: 1708.06363v4 · doi: 10.48550/arxiv.1708.06363 · pith_short_12: 4UMYN2HGIYIL · pith_short_16: 4UMYN2HGIYILFSFC · pith_short_8: 4UMYN2HG

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/4UMYN2HGIYILFSFC7ENEDVLSJL \
  | 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: e51986e8e64610b2c8a2f91a41d5724ad408a54e2eab44d2adb52e3b3a4fc996

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df6d5bf9d4f58bd23b67332ee4036282428c1ba881bd456806ab426bfcb4488b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-08-21T18:00:05Z",
    "title_canon_sha256": "0e9c898b7782f547402574a12c0dfe510217ba1a6d0b12763e30bb352cf93d30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06363",
    "kind": "arxiv",
    "version": 4
  }
}