Pith Number

pith:Y6NSREZ4

pith:2011:Y6NSREZ43Z3AYDMBKRRCNEQ2VG

not attested not anchored not stored refs pending

Cosmokinetics: A joint analysis of Standard Candles, Rulers and Cosmic Clocks

Deepak Jain, Remya Nair, Sanjay Jhingan

arxiv:1109.4574 v2 · 2011-09-21 · 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{Y6NSREZ43Z3AYDMBKRRCNEQ2VG}

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	2026-05-18T02:00:27.086160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79b28933cde760c0d81546226921aa9befc4fb87ede8091407b8617e43e6735

Aliases

arxiv: 1109.4574 · arxiv_version: 1109.4574v2 · doi: 10.48550/arxiv.1109.4574 · pith_short_12: Y6NSREZ43Z3A · pith_short_16: Y6NSREZ43Z3AYDMB · pith_short_8: Y6NSREZ4

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/Y6NSREZ43Z3AYDMBKRRCNEQ2VG \
  | 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: c79b28933cde760c0d81546226921aa9befc4fb87ede8091407b8617e43e6735

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e4b1e6372ecfc77e041bfe17eb29b1bc949077eec88d284b61c1d5fa0271785",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-21T16:22:07Z",
    "title_canon_sha256": "751de4e2775f4f6dd3a1988d4aace48a29c11864dbea187f6abb5a7ceb321bec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4574",
    "kind": "arxiv",
    "version": 2
  }
}