Pith Number

pith:FZLPI6RL

pith:2019:FZLPI6RLKUYGSQG2NH44ZXNU2T

not attested not anchored not stored refs pending

The third law of thermodynamics or an absolute definition for Entropy. Part 1 : the origin and applications in thermodynamics

Pascal Marquet

arxiv:1904.11696 v5 · 2019-04-26 · physics.ao-ph · physics.geo-ph · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZLPI6RLKUYGSQG2NH44ZXNU2T}

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.

Cited by

1 paper in Pith

A translation of the paper "Presentation of some observations that could be made to shed light on Meteorology" by Johann Heinrich Lambert (1771)

Receipt and verification

First computed	2026-07-05T00:22:38.581271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e56f47a2b55306940da69f9ccddb4d4eea5208a1c3844b557e31eb155662e83

Aliases

arxiv: 1904.11696 · arxiv_version: 1904.11696v5 · doi: 10.48550/arxiv.1904.11696 · pith_short_12: FZLPI6RLKUYG · pith_short_16: FZLPI6RLKUYGSQG2 · pith_short_8: FZLPI6RL

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/FZLPI6RLKUYGSQG2NH44ZXNU2T \
  | 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: 2e56f47a2b55306940da69f9ccddb4d4eea5208a1c3844b557e31eb155662e83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf13d96185bb3f96f4d5e5eb1f4c3688fbe79c3bf6a8c36fd2720d94b85b35cf",
    "cross_cats_sorted": [
      "physics.geo-ph",
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2019-04-26T07:06:37Z",
    "title_canon_sha256": "44c4ea268e4687ca2d1c1813954b6565cb9e70a79726ef37b16e93e3d9bad06f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11696",
    "kind": "arxiv",
    "version": 5
  }
}