Pith Number

pith:Z5WKENGN

pith:2012:Z5WKENGNSKEJMMSZCGXAZO4LSX

not attested not anchored not stored refs pending

Efficiency and Its Bounds for a Quantum Einstein Engine at Maximum Power

Hao Guo, H.Yan

arxiv:1211.6790 v1 · 2012-11-29 · 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{Z5WKENGNSKEJMMSZCGXAZO4LSX}

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	2026-05-18T03:39:43.012909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf6ca234cd928896325911ae0cbb8b95c20daca66c4a353d7b2051fefd466945

Aliases

arxiv: 1211.6790 · arxiv_version: 1211.6790v1 · doi: 10.48550/arxiv.1211.6790 · pith_short_12: Z5WKENGNSKEJ · pith_short_16: Z5WKENGNSKEJMMSZ · pith_short_8: Z5WKENGN

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/Z5WKENGNSKEJMMSZCGXAZO4LSX \
  | 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: cf6ca234cd928896325911ae0cbb8b95c20daca66c4a353d7b2051fefd466945

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9036505ac9a6286fc57a3db2678e633d4993e96f3ca4c3506c2d3bdbe6d4696f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2012-11-29T00:46:10Z",
    "title_canon_sha256": "1ae67aed9517866516f31373fb21bc6bb45ee723359a7345aec4cd36f464a51a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6790",
    "kind": "arxiv",
    "version": 1
  }
}