Pith Number

pith:5H7XJVOO

pith:2011:5H7XJVOO3X2VVMNXJJ7AIPWC7K

not attested not anchored not stored refs pending

Inhomogeneous cosmological models and $H_0$ observations

Antonio Enea Romano

arxiv:1112.1777 v4 · 2011-12-08 · 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{5H7XJVOO3X2VVMNXJJ7AIPWC7K}

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	2026-05-18T03:38:56.237349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ff74d5ceddf55ab1b74a7e043ec2fa85854a4376891676653030cee25f4e2e

Aliases

arxiv: 1112.1777 · arxiv_version: 1112.1777v4 · doi: 10.48550/arxiv.1112.1777 · pith_short_12: 5H7XJVOO3X2V · pith_short_16: 5H7XJVOO3X2VVMNX · pith_short_8: 5H7XJVOO

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/5H7XJVOO3X2VVMNXJJ7AIPWC7K \
  | 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: e9ff74d5ceddf55ab1b74a7e043ec2fa85854a4376891676653030cee25f4e2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d216f5714a76ab62340ca9882da2f2982a7cf6837e6eededca962e6e73aaa0d9",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-08T08:31:42Z",
    "title_canon_sha256": "31d165dd25e93c1c955d3f9eab3af2bcea9d14c33f52dbafbad9f488eef95505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.1777",
    "kind": "arxiv",
    "version": 4
  }
}