Pith Number

pith:63TP5WPJ

pith:2010:63TP5WPJNFIMWMR7FG7VCKZCUY

not attested not anchored not stored refs pending

How close can an Inhomogeneous Universe mimic the Concordance Model?

Bob Osano, Jean-Philippe Uzan, Naureen Goheer, Peter Dunsby

arxiv:1002.2397 v1 · 2010-02-11 · astro-ph.CO · 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{63TP5WPJNFIMWMR7FG7VCKZCUY}

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	2026-05-18T02:09:09.200285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6e6fed9e96950cb323f29bf512b22a638e3f3f0f10d25adb161a36659db1b23

Aliases

arxiv: 1002.2397 · arxiv_version: 1002.2397v1 · doi: 10.48550/arxiv.1002.2397 · pith_short_12: 63TP5WPJNFIM · pith_short_16: 63TP5WPJNFIMWMR7 · pith_short_8: 63TP5WPJ

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/63TP5WPJNFIMWMR7FG7VCKZCUY \
  | 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: f6e6fed9e96950cb323f29bf512b22a638e3f3f0f10d25adb161a36659db1b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c41d353e23b0ae3fa9dd9a4ff9013d42587b687938659b352981d08277243ff5",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-11T19:16:16Z",
    "title_canon_sha256": "9a780c53f70325d11d39811fa3903f1f8bf7ca8affa307f64906f5ba4af434c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2397",
    "kind": "arxiv",
    "version": 1
  }
}