Pith Number

pith:O75KKLDZ

pith:2011:O75KKLDZLH677VZ7WORUUTNGRT

not attested not anchored not stored refs pending

On a novel approach using massive clusters at high redshifts as cosmological probe

J.-C. Waizmann, L. Moscardini, S. Ettori

arxiv:1105.4099 v2 · 2011-05-20 · 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{O75KKLDZLH677VZ7WORUUTNGRT}

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	2026-05-18T04:08:33.509108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77faa52c7959fdffd73fb3a34a4da68cc5da9cd2f0bbd4f96ebccb2a74c3e1e4

Aliases

arxiv: 1105.4099 · arxiv_version: 1105.4099v2 · doi: 10.48550/arxiv.1105.4099 · pith_short_12: O75KKLDZLH67 · pith_short_16: O75KKLDZLH677VZ7 · pith_short_8: O75KKLDZ

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/O75KKLDZLH677VZ7WORUUTNGRT \
  | 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: 77faa52c7959fdffd73fb3a34a4da68cc5da9cd2f0bbd4f96ebccb2a74c3e1e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d090d92cc74460831275fe7bddc712ced7169a3674cbc4c1211c75a3604bcd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-20T14:07:05Z",
    "title_canon_sha256": "043cdd9825b80c43d2e898e800bd96bf347618ef8145edb7c9020d2d6ae8edc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4099",
    "kind": "arxiv",
    "version": 2
  }
}