Pith Number

pith:JWDTSK6I

pith:2020:JWDTSK6IBN4MF7BDC4LNSDYY5I

not attested not anchored not stored refs pending

Systematic vs. Statistical Uncertainties in Masses and Magnifications of the Hubble Frontier Fields

Catie A Raney, Charles R Keeton, Hsin Fan, Sean Brennan

arxiv:2004.05952 v1 · 2020-04-13 · 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{JWDTSK6IBN4MF7BDC4LNSDYY5I}

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 Jackknife method as a new approach to validate strong lens mass models

Receipt and verification

First computed	2026-07-05T00:54:42.543937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d87392bc80b78c2fc231716d90f18ea12ef4bdd18f00a1503b0088c23328fd7

Aliases

arxiv: 2004.05952 · arxiv_version: 2004.05952v1 · doi: 10.48550/arxiv.2004.05952 · pith_short_12: JWDTSK6IBN4M · pith_short_16: JWDTSK6IBN4MF7BD · pith_short_8: JWDTSK6I

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/JWDTSK6IBN4MF7BDC4LNSDYY5I \
  | 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: 4d87392bc80b78c2fc231716d90f18ea12ef4bdd18f00a1503b0088c23328fd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0181806dc4084411d9c6369c0d39c787a435da454037af782041452286daa4b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-04-13T14:08:09Z",
    "title_canon_sha256": "9abf9faf138626a5b0dfabf2aff8e3cc2134f635441e761d6e203ff20c59ed06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.05952",
    "kind": "arxiv",
    "version": 1
  }
}