Pith Number

pith:SMLUMUAF

pith:2011:SMLUMUAFCTXKZ5DC6Y2EHJWQRB

not attested not anchored not stored refs pending

The ROSAT-ESO Flux Limited X-ray Galaxy Cluster Survey (REFLEX II) I. Newly identified X-ray luminous clusters at z>=0.2

Gayoung Chon, Hans Boehringer

arxiv:1112.5049 v1 · 2011-12-21 · 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{SMLUMUAFCTXKZ5DC6Y2EHJWQRB}

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	2026-05-18T01:59:03.980422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931746500514eeacf462f63443a6d08872a9192d86ce22eacfa9adfcba3afb54

Aliases

arxiv: 1112.5049 · arxiv_version: 1112.5049v1 · doi: 10.48550/arxiv.1112.5049 · pith_short_12: SMLUMUAFCTXK · pith_short_16: SMLUMUAFCTXKZ5DC · pith_short_8: SMLUMUAF

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/SMLUMUAFCTXKZ5DC6Y2EHJWQRB \
  | 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: 931746500514eeacf462f63443a6d08872a9192d86ce22eacfa9adfcba3afb54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57a84cfcfc0f6da93fac456d3c9573fddc9a321dd7a8d36efe13e91fbceac1f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-21T15:10:01Z",
    "title_canon_sha256": "4e964427eeacd74392ffed2af0fc9cfddcdea617de8a9296fce09917df616a99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5049",
    "kind": "arxiv",
    "version": 1
  }
}