Pith Number

pith:BPJEE4TN

pith:2011:BPJEE4TN4FESWD3IEGPTGLXSG7

not attested not anchored not stored refs pending

Testing Cosmology with Extreme Galaxy Clusters

Ian Harrison, Peter Coles

arxiv:1111.1184 v3 · 2011-11-04 · 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{BPJEE4TN4FESWD3IEGPTGLXSG7}

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	2026-05-18T03:17:25.104772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bd242726de1492b0f68219f332ef237f1d1f1aab5155774de9b45ef12bff574

Aliases

arxiv: 1111.1184 · arxiv_version: 1111.1184v3 · doi: 10.48550/arxiv.1111.1184 · pith_short_12: BPJEE4TN4FES · pith_short_16: BPJEE4TN4FESWD3I · pith_short_8: BPJEE4TN

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/BPJEE4TN4FESWD3IEGPTGLXSG7 \
  | 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: 0bd242726de1492b0f68219f332ef237f1d1f1aab5155774de9b45ef12bff574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c607f3215d579de501b4270b06d98f4957c1a07c633fea9c2f418692b16dcc7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-04T16:57:19Z",
    "title_canon_sha256": "ebd9f56ec82a56ab9114238d9c9d422467ef31d7cb2f9608408cfd299b1b50f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1184",
    "kind": "arxiv",
    "version": 3
  }
}