Pith Number

pith:GBOQ7WAN

pith:2020:GBOQ7WANRLSFCDKNSY6G4O2Q6K

not attested not anchored not stored refs pending

Internal structure of superclusters of galaxies from pattern recognition techniques

C. A. Caretta, E. Pointecouteau, F. Madrigal, H. Bravo-Alfaro, I. Santiago-Bautista

arxiv:2001.03209 v1 · 2020-01-09 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBOQ7WANRLSFCDKNSY6G4O2Q6K}

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	2026-07-05T00:32:41.666113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

305d0fd80d8ae4510d4d963c6e3b50f2972ff1ed164c14e8878d7948746a100d

Aliases

arxiv: 2001.03209 · arxiv_version: 2001.03209v1 · doi: 10.48550/arxiv.2001.03209 · pith_short_12: GBOQ7WANRLSF · pith_short_16: GBOQ7WANRLSFCDKN · pith_short_8: GBOQ7WAN

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/GBOQ7WANRLSFCDKNSY6G4O2Q6K \
  | 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: 305d0fd80d8ae4510d4d963c6e3b50f2972ff1ed164c14e8878d7948746a100d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "584d87190864e0699f48cfa3c98dc637b35e3c557822ec134694df6e61062476",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-09T20:14:06Z",
    "title_canon_sha256": "7ea204bb7726da3a23f9721ecf98a1e1c610253bc12758bad05e99c33f8dacc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03209",
    "kind": "arxiv",
    "version": 1
  }
}