Pith Number

pith:O7TQ34F6

pith:2000:O7TQ34F6LFGLPM3DF7OLEYXW4M

not attested not anchored not stored refs pending

A Probabilistic Quantification of Galaxy Cluster Membership

California Institute of Technology), L.M. Lubin (Department of Astronomy, R.J. Brunner

arxiv:astro-ph/0008462 v1 · 2000-08-29 · 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{O7TQ34F6LFGLPM3DF7OLEYXW4M}

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): I. A catalog of known clusters and groups in DR5 and a pilot study of Abell 4038

Receipt and verification

First computed	2026-07-04T16:17:05.428948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e70df0be594cb7b3632fdcb262f6e318201c5e14f3843eb98edc3ac5cfa1b8

Aliases

arxiv: astro-ph/0008462 · arxiv_version: astro-ph/0008462v1 · doi: 10.48550/arxiv.astro-ph/0008462 · pith_short_12: O7TQ34F6LFGL · pith_short_16: O7TQ34F6LFGLPM3D · pith_short_8: O7TQ34F6

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/O7TQ34F6LFGLPM3DF7OLEYXW4M \
  | 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: 77e70df0be594cb7b3632fdcb262f6e318201c5e14f3843eb98edc3ac5cfa1b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c17e325f7faeb39c1d0b9646a53b194245d11cf471bdcfe7c7ca3ac09f1829",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-29T18:37:31Z",
    "title_canon_sha256": "14782bcee768af6eb1cf85be55c1fc5b91ce243d8ffc62d4d1dd23e01c749396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008462",
    "kind": "arxiv",
    "version": 1
  }
}