Pith Number

pith:NUGHTINU

pith:2004:NUGHTINUK5IJ33QEMJ4PDAJGPH

not attested not anchored not stored refs pending

A CFH12k lensing survey of X-ray luminous galaxy clusters - I: Weak lensing methodology

G. P. Smith, G. Soucail, H. Ebeling, I. Smail, J.-P. Kneib, O. Czoske, S. Bardeau

arxiv:astro-ph/0407255 v2 · 2004-07-13 · 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{NUGHTINUK5IJ33QEMJ4PDAJGPH}

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	2026-07-04T16:44:18.009254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d0c79a1b457509dee046278f1812679d14de29eff3527a298a659adad38cab7

Aliases

arxiv: astro-ph/0407255 · arxiv_version: astro-ph/0407255v2 · doi: 10.48550/arxiv.astro-ph/0407255 · pith_short_12: NUGHTINUK5IJ · pith_short_16: NUGHTINUK5IJ33QE · pith_short_8: NUGHTINU

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/NUGHTINUK5IJ33QEMJ4PDAJGPH \
  | 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: 6d0c79a1b457509dee046278f1812679d14de29eff3527a298a659adad38cab7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9306335488ddefa727ec53d945e997cacfd6889d641916fffc92323329284bf4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-13T09:43:11Z",
    "title_canon_sha256": "1d96f9d1c493ca0f129374afd0f84c1c5e83f1d5b955b795c7e683cf86b5989b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407255",
    "kind": "arxiv",
    "version": 2
  }
}