Pith Number

pith:P4ZNSATN

pith:2012:P4ZNSATNU7HPGCK2OMX4ANSE52

not attested not anchored not stored refs pending

CARMA follow-up of the northern unconfirmed PLANCK galaxy cluster candidates

Erik Leitch, John Carpenter, Jonathan Sievers, Stephen Muchovej, Thomas Culverhouse

arxiv:1202.0527 v1 · 2012-02-02 · 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{P4ZNSATNU7HPGCK2OMX4ANSE52}

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	2026-05-18T01:58:36.081372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f32d9026da7cef3095a732fc03644ee935926102296e5872b2ff23ff7f2ba0b

Aliases

arxiv: 1202.0527 · arxiv_version: 1202.0527v1 · doi: 10.48550/arxiv.1202.0527 · pith_short_12: P4ZNSATNU7HP · pith_short_16: P4ZNSATNU7HPGCK2 · pith_short_8: P4ZNSATN

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/P4ZNSATNU7HPGCK2OMX4ANSE52 \
  | 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: 7f32d9026da7cef3095a732fc03644ee935926102296e5872b2ff23ff7f2ba0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef70336338e972dd01fb2d6c8dbdaca456247502aa99fee770e614cd161218aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-02T19:51:22Z",
    "title_canon_sha256": "faf07e977f576061d8f36c6b1d5945f14254402a19dc86c5aa75c492de903d1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0527",
    "kind": "arxiv",
    "version": 1
  }
}