Pith Number

pith:PEYLYI4T

pith:2025:PEYLYI4TQJZ22JYYMLKFGU2FIZ

not attested not anchored not stored refs pending

The Perfect Host: JWST Cepheid Observations in a Background-Free SN Ia Host Confirm No Bias in Hubble-Constant Measurements

Adam G. Riess, Alexei V. Filippenko, Dan Scolnic, Gagandeep S. Anand, Louise Breuval, Lucas M. Macri, Siyang Li, Stefano Casertano, Thomas G. Brink, Wenlong Yuan, Yukei S. Murakami

arxiv:2509.01667 v1 · 2025-09-01 · 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{PEYLYI4TQJZ22JYYMLKFGU2FIZ}

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

Distance-Ladder Measurements of the Hubble Constant: Recent Progress, Systematics, and Prospects

The Hubble tension: A decade review

Intertwined Constraints in Extended Cosmologies: Dark Energy, Curvature, Neutrinos, and Inflation

Model-independent H0 from GWTC-4 standard sirens and TDCOSMO 2025 strong lensing time delays

Nonlinear Matter Power Spectrum from relativistic $N$-body Simulations: $\Lambda_{\rm s}$CDM versus $\Lambda$CDM

Receipt and verification

First computed	2026-07-05T12:03:05.627540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7930bc23938273ad271862d4535345467167e70226fd6d0b3632992a59abbe50

Aliases

arxiv: 2509.01667 · arxiv_version: 2509.01667v1 · doi: 10.48550/arxiv.2509.01667 · pith_short_12: PEYLYI4TQJZ2 · pith_short_16: PEYLYI4TQJZ22JYY · pith_short_8: PEYLYI4T

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/PEYLYI4TQJZ22JYYMLKFGU2FIZ \
  | 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: 7930bc23938273ad271862d4535345467167e70226fd6d0b3632992a59abbe50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a4f1627c68c5fbd3dcb39d117cc557c25890f1a9416050f754a555a49f787f",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-09-01T18:00:01Z",
    "title_canon_sha256": "2837996e7024a5ff1409b2dcae46696eaa753a4f3a9bffbe1531e061ddf24be2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01667",
    "kind": "arxiv",
    "version": 1
  }
}