Pith Number

pith:2JJ3PEUK

pith:2007:2JJ3PEUKUWTLBB665JZC6C5HSA

not attested not anchored not stored refs pending

Cross-correlation Weak Lensing of SDSS Galaxy Clusters III: Mass-to-light Ratios

Ben P. Koester, David E. Johnston, Erin S. Sheldon, James Annis, Joshua A. Frieman, Michael R. Blanton, Morad Masjedi, Risa H. Wechsler, Ryan Scranton, Sarah M. Hansen, Timothy A. McKay

arxiv:0709.1162 v2 · 2007-09-07 · 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{2JJ3PEUKUWTLBB665JZC6C5HSA}

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	2026-07-04T15:53:19.889238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d253b7928aa5a6b087deea722f0ba79030c53bd05fb1cf0f1954382c8eb0d3b1

Aliases

arxiv: 0709.1162 · arxiv_version: 0709.1162v2 · doi: 10.48550/arxiv.0709.1162 · pith_short_12: 2JJ3PEUKUWTL · pith_short_16: 2JJ3PEUKUWTLBB66 · pith_short_8: 2JJ3PEUK

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/2JJ3PEUKUWTLBB665JZC6C5HSA \
  | 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: d253b7928aa5a6b087deea722f0ba79030c53bd05fb1cf0f1954382c8eb0d3b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e64ea9b3c7ee9c744de3173f01e0e3cd5562abe548751e1ff4209a6e53c2c68",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-07T20:55:41Z",
    "title_canon_sha256": "18c255c3b0ed5aa87e0527f90384f97934335a753b9427b4429f54def3fdc306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.1162",
    "kind": "arxiv",
    "version": 2
  }
}