Pith Number

pith:74YKB3IZ

pith:2018:74YKB3IZNBWWRJ6FKQLO5HF6JG

not attested not anchored not stored refs pending

Tsallis holographic dark energy in the Brans-Dicke cosmology

H. Moradpour, I. P. Lobo, J. P. Morais Gra\c{c}a, S. Ghaffari, Valdir B. Bezerra

arxiv:1807.04637 v3 · 2018-07-10 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74YKB3IZNBWWRJ6FKQLO5HF6JG}

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	2026-05-18T00:06:37.595866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff30a0ed19686d68a7c55416ee9cbe499b185e623232a95bc10a490b68d6e9f3

Aliases

arxiv: 1807.04637 · arxiv_version: 1807.04637v3 · doi: 10.48550/arxiv.1807.04637 · pith_short_12: 74YKB3IZNBWW · pith_short_16: 74YKB3IZNBWWRJ6F · pith_short_8: 74YKB3IZ

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/74YKB3IZNBWWRJ6FKQLO5HF6JG \
  | 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: ff30a0ed19686d68a7c55416ee9cbe499b185e623232a95bc10a490b68d6e9f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b94c0959b778b6327427b8a8c012ad7c718ad940f16a03b6fea51d937eba5747",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-07-10T08:45:35Z",
    "title_canon_sha256": "757ddc176d8f56c3142992109d8901174ce51c5195e811e9c3798a20692b0f20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04637",
    "kind": "arxiv",
    "version": 3
  }
}