Pith Number

pith:RPHTYPVL

pith:2019:RPHTYPVLDMVQOHV3OMPKQDR6LT

not attested not anchored not stored refs pending

Carnot heat engine efficiency with a paramagnetic gas

Manuel Malaver

arxiv:1905.06338 v1 · 2019-05-15 · 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{RPHTYPVLDMVQOHV3OMPKQDR6LT}

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	2026-05-17T23:46:02.683837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bcf3c3eab1b2b071ebb731ea80e3e5ce97575a4d7c9ae4d4a0eaf95c7cd8e6e

Aliases

arxiv: 1905.06338 · arxiv_version: 1905.06338v1 · doi: 10.48550/arxiv.1905.06338 · pith_short_12: RPHTYPVLDMVQ · pith_short_16: RPHTYPVLDMVQOHV3 · pith_short_8: RPHTYPVL

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/RPHTYPVLDMVQOHV3OMPKQDR6LT \
  | 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: 8bcf3c3eab1b2b071ebb731ea80e3e5ce97575a4d7c9ae4d4a0eaf95c7cd8e6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437017a956c6d58f45939a5c9edcf9954dce702ba931ddf336c1b0b3eb67ac8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-05-15T16:31:18Z",
    "title_canon_sha256": "4f376f64cef7a6f53c98f7faa30b9f71b996a40cdf540d1723cd022662e13a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06338",
    "kind": "arxiv",
    "version": 1
  }
}