Pith Number

pith:WGGZF35O

pith:2004:WGGZF35OEALQNMAVDWPX5ESOYQ

not attested not anchored not stored refs pending

Mass-sheet degeneracy: Fundamental limit on the cluster mass reconstruction from statistical (weak) lensing

((1) IAEF Bonn, 2), (2) MPIfR Bonn, 3), (3) ESO Garching), M. Bradac (1, M. Lombardi (1, P. Schneider (1)

arxiv:astro-ph/0405357 v1 · 2004-05-18 · astro-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGGZF35OEALQNMAVDWPX5ESOYQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Receipt and verification

First computed	2026-05-18T04:33:16.748854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b18d92efae201706b0151d9f7e924ec4369d880129c65494538372ba4d720a31

Aliases

arxiv: astro-ph/0405357 · arxiv_version: astro-ph/0405357v1 · doi: 10.48550/arxiv.astro-ph/0405357 · pith_short_12: WGGZF35OEALQ · pith_short_16: WGGZF35OEALQNMAV · pith_short_8: WGGZF35O

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/WGGZF35OEALQNMAVDWPX5ESOYQ \
  | 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: b18d92efae201706b0151d9f7e924ec4369d880129c65494538372ba4d720a31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7728851712db9c47ebd23d8bd85e2fe18139bf980000f090de08f396fb62a118",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-18T20:16:23Z",
    "title_canon_sha256": "031c962f319d2e5524fae7ee42ba3df4f7159faa18deec1a523545ca9599ff03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405357",
    "kind": "arxiv",
    "version": 1
  }
}