Pith Number

pith:FRMDO6HU

pith:2005:FRMDO6HUBVYY5CYOFVJRNLSEJD

not attested not anchored not stored refs pending

Searching for galaxy clusters using the aperture mass statistics in 50 VLT fields

L. van Waerbeke, M. Hetterscheidt, P. Schneider, R. Maoli, T. Erben, Y. Mellier

arxiv:astro-ph/0504635 v2 · 2005-04-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRMDO6HUBVYY5CYOFVJRNLSEJD}

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.

Receipt and verification

First computed	2026-05-18T01:07:31.389302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c583778f40d718e8b0e2d5316ae4448d25a9fcd8bbc38d9d2e10aa9188b18e7

Aliases

arxiv: astro-ph/0504635 · arxiv_version: astro-ph/0504635v2 · doi: 10.48550/arxiv.astro-ph/0504635 · pith_short_12: FRMDO6HUBVYY · pith_short_16: FRMDO6HUBVYY5CYO · pith_short_8: FRMDO6HU

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/FRMDO6HUBVYY5CYOFVJRNLSEJD \
  | 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: 2c583778f40d718e8b0e2d5316ae4448d25a9fcd8bbc38d9d2e10aa9188b18e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee72040eb64f5a7cc651d1d0163e933140b51827d06848a2901c2ec7c8554a20",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-28T15:03:41Z",
    "title_canon_sha256": "5fe7d757284e7d571248fcaddd364b8884dc8009e1323017e511dc2bb0ea0168"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504635",
    "kind": "arxiv",
    "version": 2
  }
}