Pith Number

pith:MXT2IESK

pith:2016:MXT2IESK2VT22FOBD4QROMG654

not attested not anchored not stored refs pending

Otto engine beyond its standard quantum limit

Bruno Leggio, Mauro Antezza

arxiv:1601.08137 v2 · 2016-01-29 · 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{MXT2IESK2VT22FOBD4QROMG654}

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	2026-05-18T01:20:38.390621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65e7a4124ad567ad15c11f211730deef039effd596ac90a4b45fd72de4a0bc5c

Aliases

arxiv: 1601.08137 · arxiv_version: 1601.08137v2 · doi: 10.48550/arxiv.1601.08137 · pith_short_12: MXT2IESK2VT2 · pith_short_16: MXT2IESK2VT22FOB · pith_short_8: MXT2IESK

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/MXT2IESK2VT22FOBD4QROMG654 \
  | 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: 65e7a4124ad567ad15c11f211730deef039effd596ac90a4b45fd72de4a0bc5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b0890483c47c4f9c8fdb4d2da24ffcabe8433500c39f4813663aeb528288895",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-29T14:48:00Z",
    "title_canon_sha256": "f758c74ecee1ab3921d60c1fd7c7cdb5072e4e240404a0809a62d21429e7d02f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.08137",
    "kind": "arxiv",
    "version": 2
  }
}