Pith Number

pith:QQH5YIMP

pith:2022:QQH5YIMP3OYDGD26AEM5UQMAG3

not attested not anchored not stored refs pending

FRW cosmology with varying cubic deceleration parameter

L. Anjana Devi, Leishingam Kumrah, Md Khurshid Alam, S. Surendra Singh

arxiv:2208.09597 v1 · 2022-08-20 · 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{QQH5YIMP3OYDGD26AEM5UQMAG3}

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	2026-07-05T04:50:03.577814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

840fdc218fdbb0330f5e0119da418036efa0048c7bf94aa7670e34fafde02229

Aliases

arxiv: 2208.09597 · arxiv_version: 2208.09597v1 · doi: 10.48550/arxiv.2208.09597 · pith_short_12: QQH5YIMP3OYD · pith_short_16: QQH5YIMP3OYDGD26 · pith_short_8: QQH5YIMP

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/QQH5YIMP3OYDGD26AEM5UQMAG3 \
  | 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: 840fdc218fdbb0330f5e0119da418036efa0048c7bf94aa7670e34fafde02229

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06fc1e6bf4b92518e4d41c91aa7d5c0e75ed82599410dbedd6c0ab75be26ce0b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-08-20T03:49:04Z",
    "title_canon_sha256": "2e82f9b2cc10fe65863c21e23f2dbd672688ff6b55c7340fb31f476f57fb06dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09597",
    "kind": "arxiv",
    "version": 1
  }
}