Pith Number

pith:6K4DYVJV

pith:2022:6K4DYVJVKDBAIGQRRNPWDW7SQJ

not attested not anchored not stored refs pending

Machine Learning to identify ICL and BCG in simulated galaxy clusters

A. Saro, C. Ragone-Figueroa, G.L. Granato, G. Murante, G. Taffoni, I. Marini, S. Borgani

arxiv:2203.03360 v2 · 2022-03-07 · astro-ph.GA · 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{6K4DYVJVKDBAIGQRRNPWDW7SQJ}

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	2026-07-05T04:33:31.933109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2b83c553550c2041a118b5f61dbf2827f36349e52f1ec2a86de18175ca73c73

Aliases

arxiv: 2203.03360 · arxiv_version: 2203.03360v2 · doi: 10.48550/arxiv.2203.03360 · pith_short_12: 6K4DYVJVKDBA · pith_short_16: 6K4DYVJVKDBAIGQR · pith_short_8: 6K4DYVJV

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/6K4DYVJVKDBAIGQRRNPWDW7SQJ \
  | 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: f2b83c553550c2041a118b5f61dbf2827f36349e52f1ec2a86de18175ca73c73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0aa4eea7693e423e19a85359a7236a0a9d45080f67c247fc8fbab69eed55b2a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-03-07T13:09:31Z",
    "title_canon_sha256": "c80338b86ae618ed64cd3d831a15464d4559f97f0ce73ec3738f0933cc1e21f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03360",
    "kind": "arxiv",
    "version": 2
  }
}