Pith Number

pith:HJRMBYU2

pith:2020:HJRMBYU2FDML754PTKDTE3UIQO

not attested not anchored not stored refs pending

Cosmic Distances Calibrated to 1% Precision with Gaia EDR3 Parallaxes and Hubble Space Telescope Photometry of 75 Milky Way Cepheids Confirm Tension with LambdaCDM

Adam G. Riess, Dan Scolnic, J. Bradley Bowers, Joel C. Zinn, Lucas Macri, Stefano Casertano, Wenlong Yuan

arxiv:2012.08534 v2 · 2020-12-15 · 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{HJRMBYU2FDML754PTKDTE3UIQO}

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

9 papers in Pith

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

The Hubble tension: A decade review

Deep Learning Calibration of the Quasar X-ray/UV Luminosity Relation for Cosmological Applications

Shape of U: Measuring the Curvature of the Universe with Gravitational Waves

Dark Energy Survey Year 3 Results: Cosmological Constraints from Galaxy Clustering and Weak Lensing

Receipt and verification

First computed	2026-07-05T02:15:39.165244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a62c0e29a28d8bff78f9a87326e8883b4a5f8d086f0782cbdf0be80538203fb

Aliases

arxiv: 2012.08534 · arxiv_version: 2012.08534v2 · doi: 10.48550/arxiv.2012.08534 · pith_short_12: HJRMBYU2FDML · pith_short_16: HJRMBYU2FDML754P · pith_short_8: HJRMBYU2

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/HJRMBYU2FDML754PTKDTE3UIQO \
  | 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: 3a62c0e29a28d8bff78f9a87326e8883b4a5f8d086f0782cbdf0be80538203fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38dfedcc5e6f5ea07f330decf7057922def39afdd9dae12997e0e9fa41739e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-12-15T19:00:03Z",
    "title_canon_sha256": "dbe2975bb365cf104dee70d7a65d551cf67db2fdbd500a26ef3edec08825c390"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08534",
    "kind": "arxiv",
    "version": 2
  }
}