Pith Number

pith:4QWJMXDX

pith:2014:4QWJMXDXCTYU5NROHZMZTARMBF

not attested not anchored not stored refs pending

Generalized second law of thermodynamics in scalar-tensor gravity

A. Abdolmaleki, K. Karami, T. Najafi

arxiv:1401.7549 v2 · 2014-01-28 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QWJMXDXCTYU5NROHZMZTARMBF}

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	2026-05-18T02:51:08.100425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42c965c7714f14eb62e3e5999822c09485a3b44032e6a6b2c5eb1960c49c7c4

Aliases

arxiv: 1401.7549 · arxiv_version: 1401.7549v2 · doi: 10.48550/arxiv.1401.7549 · pith_short_12: 4QWJMXDXCTYU · pith_short_16: 4QWJMXDXCTYU5NRO · pith_short_8: 4QWJMXDX

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/4QWJMXDXCTYU5NROHZMZTARMBF \
  | 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: e42c965c7714f14eb62e3e5999822c09485a3b44032e6a6b2c5eb1960c49c7c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfebdc41d7a048311d6941193a6c6a37cb2794c8e64322fbee9cbe41fc42263e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-28T18:34:55Z",
    "title_canon_sha256": "5e3d8d70f6556b43a0a9be8020108866c1b624d6ec1e778eb95b090bd694daff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7549",
    "kind": "arxiv",
    "version": 2
  }
}