Pith Number

pith:7CS4DC5U

pith:2023:7CS4DC5USQHMZWP7T5O53LJP3O

not attested not anchored not stored refs pending

Square-Root parametrization of dark energy in $f(Q)$ cosmology

Alnadhief H. A. Alfedeel, D. Sofuo\u{g}lu, E. I. Hassan, M. Koussour, N. Myrzakulov, Safa M.Mirgani

arxiv:2310.20405 v1 · 2023-10-31 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CS4DC5USQHMZWP7T5O53LJP3O}

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	2026-07-05T07:07:29.674705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8a5c18bb4940eccd9ff9f5dddad2fdb9570a959256867e1fb7068bd2a221e34

Aliases

arxiv: 2310.20405 · arxiv_version: 2310.20405v1 · doi: 10.48550/arxiv.2310.20405 · pith_short_12: 7CS4DC5USQHM · pith_short_16: 7CS4DC5USQHMZWP7 · pith_short_8: 7CS4DC5U

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/7CS4DC5USQHMZWP7T5O53LJP3O \
  | 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: f8a5c18bb4940eccd9ff9f5dddad2fdb9570a959256867e1fb7068bd2a221e34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77403da468055236fc0b12c58d34ef904f0826421b349b65b134131f299a1621",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-10-31T12:29:03Z",
    "title_canon_sha256": "e0babb5a94c4f4311390b90dfcd9ae0562dd81486473eecdd7320a7dc054959c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20405",
    "kind": "arxiv",
    "version": 1
  }
}