Pith Number

pith:J3UCBB5N

pith:1999:J3UCBB5NR6FCUPFDWKDRWMMHZF

not attested not anchored not stored refs pending

Galaxy Clustering Evolution in the CNOC2 High-Luminosity Sample

C.W. Shepherd, D. Patton, H.K.C. Yee, H. Lin, M. Sawicki, P. B. Hall, R.G. Carlberg, S.L. Morris

arxiv:astro-ph/9910250 v2 · 1999-10-14 · 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{J3UCBB5NR6FCUPFDWKDRWMMHZF}

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	2026-07-04T16:11:42.446387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ee82087ad8f8a2a3ca3b2871b3187c94e9eec29b6caa1c2d453e289577a7930

Aliases

arxiv: astro-ph/9910250 · arxiv_version: astro-ph/9910250v2 · doi: 10.48550/arxiv.astro-ph/9910250 · pith_short_12: J3UCBB5NR6FC · pith_short_16: J3UCBB5NR6FCUPFD · pith_short_8: J3UCBB5N

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/J3UCBB5NR6FCUPFDWKDRWMMHZF \
  | 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: 4ee82087ad8f8a2a3ca3b2871b3187c94e9eec29b6caa1c2d453e289577a7930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "593f67d7e3ec7082d7d93fac1d12174b16e3607f6f3c84cbf546ca542d19070c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-10-14T01:46:46Z",
    "title_canon_sha256": "df8c269ce094e146b78943185974993c975620a79b7f01e4b7fddb2c8e82c576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9910250",
    "kind": "arxiv",
    "version": 2
  }
}