Pith Number

pith:7TEGVWZL

pith:1996:7TEGVWZLVP2D7EADOJU7DJZCNF

not attested not anchored not stored refs pending

The search and investigation of the Large Groups of Quasars

(2) New Mexico State University), Andrey V. Kravtsov (2), Boris V. Komberg (1), Moscow, Vladimir N. Lukash (1) ((1) Astro Space Center

arxiv:astro-ph/9602090 v1 · 1996-02-19 · 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{7TEGVWZLVP2D7EADOJU7DJZCNF}

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	2026-05-17T23:49:34.239548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcc86adb2babf43f90037269f1a722694204aaefbebb3a1a635a8a78932ecf66

Aliases

arxiv: astro-ph/9602090 · arxiv_version: astro-ph/9602090v1 · doi: 10.48550/arxiv.astro-ph/9602090 · pith_short_12: 7TEGVWZLVP2D · pith_short_16: 7TEGVWZLVP2D7EAD · pith_short_8: 7TEGVWZL

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/7TEGVWZLVP2D7EADOJU7DJZCNF \
  | 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: fcc86adb2babf43f90037269f1a722694204aaefbebb3a1a635a8a78932ecf66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2578c6832abe369e69539765e53e2aab04af94ee16e4b11e4d93f9c37d892a47",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-02-19T02:44:24Z",
    "title_canon_sha256": "ba92948ab633713b7cfec3d6c6a6c25e440cd82d34bd1d76fb31a9effbf121ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9602090",
    "kind": "arxiv",
    "version": 1
  }
}