Pith Number

pith:7NWZVFP7

pith:2021:7NWZVFP762EWXFTWS3ZRLIUBRJ

not attested not anchored not stored refs pending

Toward a Better Understanding of Cosmic Chronometers: A new measurement of H(z) at z~0.7

Andrea Cimatti, Michele Moresco, Nicola Borghi

arxiv:2110.04304 v2 · 2021-10-08 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NWZVFP762EWXFTWS3ZRLIUBRJ}

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.

Cited by

8 papers in Pith

Redshift-Dependent Intrinsic Dispersion in the Quasar UV/X-ray Luminosity Relation

Constraints on Dark Energy and Modified Gravity Models from Fast Radio Bursts and Late-Time Geometric Probes

Cosmic Dynamics in Einstein-Cartan Theory: Analysing Hubble Tension through Curvature and Torsion field

EFT of Dark Energy with Cosmic Chronometers: Reconstructing Background EFT Functions

Off-diagonal solutions in Einsteingravity modeling f(R) gravity and dynamical darkenergy vs Lambda CDM cosmology

Receipt and verification

First computed	2026-07-05T04:07:41.237043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb6d9a95fff6896b967696f315a2818a446f3ef214a5bdb4bc3db9e39aca3f9d

Aliases

arxiv: 2110.04304 · arxiv_version: 2110.04304v2 · doi: 10.48550/arxiv.2110.04304 · pith_short_12: 7NWZVFP762EW · pith_short_16: 7NWZVFP762EWXFTW · pith_short_8: 7NWZVFP7

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/7NWZVFP762EWXFTWS3ZRLIUBRJ \
  | 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: fb6d9a95fff6896b967696f315a2818a446f3ef214a5bdb4bc3db9e39aca3f9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2394f9a76ceda3a66302f15cec5e93b389e7a10ccb7c7c0c324500b7eb21f4ed",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-10-08T18:00:00Z",
    "title_canon_sha256": "464beaf21f33ac69de34337af77b6e157546fd8f875cd28d6a83f836c02b18d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.04304",
    "kind": "arxiv",
    "version": 2
  }
}