Pith Number

pith:NG2W4DC3

pith:2018:NG2W4DC33S3GIKGPVHPOB3RWCP

not attested not anchored not stored refs pending

Macroscopic Observables, Thermodynamic Completeness and the Differentiability of Entropy

Geoffrey L. Sewell

arxiv:1808.09341 v1 · 2018-08-28 · math-ph · cond-mat.stat-mech · math.MP · quant-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{NG2W4DC33S3GIKGPVHPOB3RWCP}

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	2026-05-17T23:50:24.227223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b56e0c5bdcb66428cfa9dee0ee3613d485a3fe4ddc3cf5a9e7e0c0c3693238

Aliases

arxiv: 1808.09341 · arxiv_version: 1808.09341v1 · doi: 10.48550/arxiv.1808.09341 · pith_short_12: NG2W4DC33S3G · pith_short_16: NG2W4DC33S3GIKGP · pith_short_8: NG2W4DC3

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/NG2W4DC33S3GIKGPVHPOB3RWCP \
  | 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: 69b56e0c5bdcb66428cfa9dee0ee3613d485a3fe4ddc3cf5a9e7e0c0c3693238

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "476f079e7b2d2eae8fd899903af1ec5a64722dba16031238b982283e0a001a94",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-08-28T14:55:24Z",
    "title_canon_sha256": "65e9152a01ea2cd5004e10d0ff7cf4a7f14e1b2135a6b1e83f066af8507f1994"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09341",
    "kind": "arxiv",
    "version": 1
  }
}