Pith Number

pith:QMMHBI4N

pith:2022:QMMHBI4N2PFXY7QAL2UZCKWMIN

not attested not anchored not stored refs pending

Extraction of ergotropy: free energy bound and application to open cycle engines

Konrad Ja{\l}owiecki, Marcin {\L}obejko, Micha{\l} Horodecki, Pawe{\l} Mazurek, Tanmoy Biswas

arxiv:2205.06455 v4 · 2022-05-13 · 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{QMMHBI4N2PFXY7QAL2UZCKWMIN}

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	2026-07-05T05:07:43.100696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

831870a38dd3cb7c7e005ea9912acc436532a2872dab73e5699e40edd8ab7cb0

Aliases

arxiv: 2205.06455 · arxiv_version: 2205.06455v4 · doi: 10.48550/arxiv.2205.06455 · pith_short_12: QMMHBI4N2PFX · pith_short_16: QMMHBI4N2PFXY7QA · pith_short_8: QMMHBI4N

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/QMMHBI4N2PFXY7QAL2UZCKWMIN \
  | 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: 831870a38dd3cb7c7e005ea9912acc436532a2872dab73e5699e40edd8ab7cb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14fb7d86e65a0443c9597167077bbae7d587f0030746779790056a814cd2aab4",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-05-13T06:01:35Z",
    "title_canon_sha256": "b8174f724db48962e03fb10629c009ada440b5214dc18c4f4d700a96877ceb07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.06455",
    "kind": "arxiv",
    "version": 4
  }
}