Pith Number

pith:C2HTBD4J

pith:1998:C2HTBD4JDMLF42EZMMTLUPSR7B

not attested not anchored not stored refs pending

A Catalog of 200 Galaxy Clusters Serendipitously Detected in the ROSAT PSPC Pointed Observations

A. Hornstrup, A.Vikhlinin. B.R.McNamara, C.Jones, H.Quintana, W.Forman

arxiv:astro-ph/9803099 v1 · 1998-03-10 · 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{C2HTBD4JDMLF42EZMMTLUPSR7B}

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.

Cited by

1 paper in Pith

S-PLUS Clusters And Large-scale Environments (SCALE): II. PZWav versus redMaPPer identification of eRosita groups

Receipt and verification

First computed	2026-07-04T16:06:13.405279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

168f308f891b165e68996326ba3e51f876d4a38525a98c117af869ccaec951c0

Aliases

arxiv: astro-ph/9803099 · arxiv_version: astro-ph/9803099v1 · doi: 10.48550/arxiv.astro-ph/9803099 · pith_short_12: C2HTBD4JDMLF · pith_short_16: C2HTBD4JDMLF42EZ · pith_short_8: C2HTBD4J

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/C2HTBD4JDMLF42EZMMTLUPSR7B \
  | 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: 168f308f891b165e68996326ba3e51f876d4a38525a98c117af869ccaec951c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce3312b2b51d2c72ba8a11b65dfe853944e8d11bfcc28c58832eb4a76a271fae",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-03-10T00:27:35Z",
    "title_canon_sha256": "06c1368a8eb84ca9b0b344ce024ef2cdb3d856466bfceab8b00a123c8d116237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9803099",
    "kind": "arxiv",
    "version": 1
  }
}