Pith Number

pith:MAGSHBUD

pith:2022:MAGSHBUDUSLVDXNIHORKHFKPIW

not attested not anchored not stored refs pending

An Improved Calibration of the Wavelength Dependence of Metallicity on the Cepheid Leavitt law

Adam G. Riess, Louise Breuval, Martino Romaniello, Pierre Kervella, Richard I. Anderson

arxiv:2205.06280 v2 · 2022-05-12 · 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{MAGSHBUDUSLVDXNIHORKHFKPIW}

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

1 paper in Pith

The Hubble Tension and Early Dark Energy

Receipt and verification

First computed	2026-07-05T05:15:39.566067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

600d238683a49751dda83ba2a3954f458be339fc9c665d47d45b49a01baa3ac8

Aliases

arxiv: 2205.06280 · arxiv_version: 2205.06280v2 · doi: 10.48550/arxiv.2205.06280 · pith_short_12: MAGSHBUDUSLV · pith_short_16: MAGSHBUDUSLVDXNI · pith_short_8: MAGSHBUD

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/MAGSHBUDUSLVDXNIHORKHFKPIW \
  | 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: 600d238683a49751dda83ba2a3954f458be339fc9c665d47d45b49a01baa3ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "595cf67fbc2bdc8adef7efe9e41ed90b72156a5d58fa3787b86a52b692c9ec30",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-05-12T18:00:05Z",
    "title_canon_sha256": "6b17aad6c3e8c66472d1a8f2056047593f41a4471f6d2eacef6ad1235dbd0e20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.06280",
    "kind": "arxiv",
    "version": 2
  }
}