Pith Number

pith:NGVS63HK

pith:2025:NGVS63HKL25N2RCR2K5BHFR2PU

not attested not anchored not stored refs pending

Anisotropic cosmology using observational datasets: exploring via machine learning approaches

Manish Kalra, Priyanka Garg, Saibal Ray, Vinod Kumar Bhardwaj

arxiv:2507.21266 v2 · 2025-07-28 · gr-qc · 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{NGVS63HKL25N2RCR2K5BHFR2PU}

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	2026-07-05T11:45:38.728242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69ab2f6cea5ebadd4451d2ba13963a7d1e337894b769f0f4885d8404a4e63ea4

Aliases

arxiv: 2507.21266 · arxiv_version: 2507.21266v2 · doi: 10.48550/arxiv.2507.21266 · pith_short_12: NGVS63HKL25N · pith_short_16: NGVS63HKL25N2RCR · pith_short_8: NGVS63HK

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/NGVS63HKL25N2RCR2K5BHFR2PU \
  | 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: 69ab2f6cea5ebadd4451d2ba13963a7d1e337894b769f0f4885d8404a4e63ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0a02f4500fa59dc52e3c36fb78b4a1bfaf7bf3cc6550764c544eff0e27e2428",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-07-28T18:45:57Z",
    "title_canon_sha256": "aa8797278758d9bda6abfefcdf410919084afba20033c5be792c8210daf335c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21266",
    "kind": "arxiv",
    "version": 2
  }
}