Pith Number

pith:NV4B6JCF

pith:2025:NV4B6JCF5ZKHZGHCMCCOS4FPWS

not attested not anchored not stored refs pending

Elementary considerations on possible entropy-driven cosmological evolutions

Aur\'elien Barrau, Jamy-Jayme Th\'ezier, Killian Martineau

arxiv:2501.15146 v2 · 2025-01-25 · gr-qc · astro-ph.CO · hep-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{NV4B6JCF5ZKHZGHCMCCOS4FPWS}

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	2026-07-05T11:09:07.084469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d781f2445ee547c98e26084e970afb481925f25a230e5b337694a8d272f6433

Aliases

arxiv: 2501.15146 · arxiv_version: 2501.15146v2 · doi: 10.48550/arxiv.2501.15146 · pith_short_12: NV4B6JCF5ZKH · pith_short_16: NV4B6JCF5ZKHZGHC · pith_short_8: NV4B6JCF

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/NV4B6JCF5ZKHZGHCMCCOS4FPWS \
  | 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: 6d781f2445ee547c98e26084e970afb481925f25a230e5b337694a8d272f6433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1deafeaa5decadb8caa8a7b639b4f441e912f4f3b28b725580d9b221fb35b9f7",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-01-25T09:08:55Z",
    "title_canon_sha256": "990b2245aedb862eaf02b5e0bf030f23a80fafb597b3e69e5fb5ff3e9d9f3645"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15146",
    "kind": "arxiv",
    "version": 2
  }
}