Pith Number

pith:4KJCV2HK

pith:2021:4KJCV2HKKBVDBRQV5K6JML7POY

not attested not anchored not stored refs pending

Cosmology with Love: Measuring the Hubble constant using neutron star universal relations

Abhishek Hegade K. R., Daniel E. Holz, Deep Chatterjee, Gilbert Holder, Kent Yagi, Nicol\'as Yunes, Scott Perkins

arxiv:2106.06589 v2 · 2021-06-11 · 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{4KJCV2HKKBVDBRQV5K6JML7POY}

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

2 papers in Pith

The Hubble tension: A decade review

Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies

Receipt and verification

First computed	2026-07-05T03:28:19.085236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2922ae8ea506a30c615eabc962fef763f4dd3e568bde7e71ebe5a01f61826de

Aliases

arxiv: 2106.06589 · arxiv_version: 2106.06589v2 · doi: 10.48550/arxiv.2106.06589 · pith_short_12: 4KJCV2HKKBVD · pith_short_16: 4KJCV2HKKBVDBRQV · pith_short_8: 4KJCV2HK

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/4KJCV2HKKBVDBRQV5K6JML7POY \
  | 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: e2922ae8ea506a30c615eabc962fef763f4dd3e568bde7e71ebe5a01f61826de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e807226f07645b105dace8e5ca5dbee9a9070eeabc607dc51732c70563a79b8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-06-11T19:26:08Z",
    "title_canon_sha256": "86a083a1c88335bc1b04cf9ef528b710401f83f8d9fa7080c8956a6dc280c948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06589",
    "kind": "arxiv",
    "version": 2
  }
}