Pith Number

pith:FVFJR2WE

pith:2023:FVFJR2WE5VXYXAD2W2F2GDAD76

not attested not anchored not stored refs pending

Data Analysis of three parameter models of deceleration parameter in FRW Universe

Alok Sardar, Amine Bouali, G.Mustafa, Himanshu Chaudhary, Ujjal Debnath

arxiv:2304.13137 v2 · 2023-04-25 · 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{FVFJR2WE5VXYXAD2W2F2GDAD76}

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	2026-07-05T06:53:36.995446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d4a98eac4ed6f8b807ab68ba30c03ffb4f1513b2ce08ff3d754d0b8fb91c54a

Aliases

arxiv: 2304.13137 · arxiv_version: 2304.13137v2 · doi: 10.48550/arxiv.2304.13137 · pith_short_12: FVFJR2WE5VXY · pith_short_16: FVFJR2WE5VXYXAD2 · pith_short_8: FVFJR2WE

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/FVFJR2WE5VXYXAD2W2F2GDAD76 \
  | 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: 2d4a98eac4ed6f8b807ab68ba30c03ffb4f1513b2ce08ff3d754d0b8fb91c54a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ff62519045bbfdc0a9f08bfd68dd973686d196a3e8ecdb46c0ac7b699f11c45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-04-25T20:27:06Z",
    "title_canon_sha256": "587af8229a91b4a83bd862c0ddfab619917bd75ccd196e62f4b5b32bdf459ec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13137",
    "kind": "arxiv",
    "version": 2
  }
}