Pith Number

pith:ZAVUGD42

pith:2009:ZAVUGD427SC25XTVWGWYGPLLVL

not attested not anchored not stored refs pending

The Sloan Bright Arcs Survey: Four Strongly Lensed Galaxies with Redshift >2

Anderson West, Donna Kubik, Douglas Tucker, Elizabeth J. Buckley-Geer, H. Thomas Diehl, Huan Lin, James Annis, Jeffrey M. Kubo, Joshua A. Frieman, Sahar S. Allam

arxiv:0910.4600 v1 · 2009-10-23 · 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{ZAVUGD427SC25XTVWGWYGPLLVL}

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	2026-05-18T02:34:12.972380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c82b430f9afc85aede75b1ad833d6baad909c49be41b559c2b76771adb30e177

Aliases

arxiv: 0910.4600 · arxiv_version: 0910.4600v1 · doi: 10.48550/arxiv.0910.4600 · pith_short_12: ZAVUGD427SC2 · pith_short_16: ZAVUGD427SC25XTV · pith_short_8: ZAVUGD42

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/ZAVUGD427SC25XTVWGWYGPLLVL \
  | 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: c82b430f9afc85aede75b1ad833d6baad909c49be41b559c2b76771adb30e177

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3a372c9b0bf203039dc4f190b2ff92822a364e442c4d38a77ebd0f0c9133288",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-23T21:57:14Z",
    "title_canon_sha256": "b240c8b1671a753dceff02539a8723f2e5a08c7fec66b3f0858fc642ebda0ba7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4600",
    "kind": "arxiv",
    "version": 1
  }
}