Pith Number

pith:U7XS3WYR

pith:2014:U7XS3WYRULMYZAAT6WCH2PKBLL

not attested not anchored not stored refs pending

General proof of (maximum) entropy principle in Lovelock gravity

Jianfei Xu, Li-Ming Cao

arxiv:1404.6601 v3 · 2014-04-26 · 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{U7XS3WYRULMYZAAT6WCH2PKBLL}

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	2026-05-18T01:43:23.060185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7ef2ddb11a2d98c8013f5847d3d415af572196c5f581c9ad5a444b5f2a6ff7f

Aliases

arxiv: 1404.6601 · arxiv_version: 1404.6601v3 · doi: 10.48550/arxiv.1404.6601 · pith_short_12: U7XS3WYRULMY · pith_short_16: U7XS3WYRULMYZAAT · pith_short_8: U7XS3WYR

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/U7XS3WYRULMYZAAT6WCH2PKBLL \
  | 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: a7ef2ddb11a2d98c8013f5847d3d415af572196c5f581c9ad5a444b5f2a6ff7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d8aca40c7f4b922f9d86ae5698822b884f323b0d323a5ed4ca74108a0f7c086",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-04-26T04:33:36Z",
    "title_canon_sha256": "9ca6e8fc378302dc9be8a338c4603b473a3e29aabd4ce40f1f20542f9c33e1e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6601",
    "kind": "arxiv",
    "version": 3
  }
}