Pith Number

pith:ZUN4QO3C

pith:2018:ZUN4QO3CFWFD7YLESJY2BBN5MZ

not attested not anchored not stored refs pending

Comment on "Carnot efficiency at divergent power output" (and additional discussion)

Y. Apertet

arxiv:1801.01569 v2 · 2018-01-04 · cond-mat.stat-mech

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

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	2026-05-18T00:22:23.374092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd1bc83b622d8a3fe1649271a085bd66437d1a9f8820b482cae53559113ce3ac

Aliases

arxiv: 1801.01569 · arxiv_version: 1801.01569v2 · doi: 10.48550/arxiv.1801.01569 · pith_short_12: ZUN4QO3CFWFD · pith_short_16: ZUN4QO3CFWFD7YLE · pith_short_8: ZUN4QO3C

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/ZUN4QO3CFWFD7YLESJY2BBN5MZ \
  | 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: cd1bc83b622d8a3fe1649271a085bd66437d1a9f8820b482cae53559113ce3ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4170c2a29e501c6cde3bb7b9343cdf918749da900a52cfe2011945fcd5c3fb58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2018-01-04T22:47:17Z",
    "title_canon_sha256": "a9a1904dcea0110f6e35c1f0b88d3c2141352d0eacd9e2f96fa1db132a08b442"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01569",
    "kind": "arxiv",
    "version": 2
  }
}