Pith Number

pith:L23JIJYA

pith:2018:L23JIJYA2GNSZJHKC5N4HJWTJD

not attested not anchored not stored refs pending

The XXL Survey: XVI. The clustering of X-ray selected galaxy clusters at z~0.3

A. Cappi, A. Veropalumbo, B. Altieri, B. Poggianti, C. Adami, C. Lidman, E. Koulouridis, E. Pompei, F. Gastaldello, F. Marulli, F. Pacaud, I. Valtchanov, J.-P. Le F\`evre, L. Faccioli, L. Moscardini, M. Birkinshaw, M. Pierre, M. Plionis, M. Sereno, S. Alis, S. Ettori, S. Maurogordato, T. Sadibekova

arxiv:1807.04760 v1 · 2018-07-12 · 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{L23JIJYA2GNSZJHKC5N4HJWTJD}

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	2026-05-18T00:00:18.889214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5eb6942700d19b2ca4ea175bc3a6d348ee8e6d7c3f2e240689f63bd5b73a4c42

Aliases

arxiv: 1807.04760 · arxiv_version: 1807.04760v1 · doi: 10.48550/arxiv.1807.04760 · pith_short_12: L23JIJYA2GNS · pith_short_16: L23JIJYA2GNSZJHK · pith_short_8: L23JIJYA

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/L23JIJYA2GNSZJHKC5N4HJWTJD \
  | 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: 5eb6942700d19b2ca4ea175bc3a6d348ee8e6d7c3f2e240689f63bd5b73a4c42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f05b43fffa141f5e060a3d81dd58a682e1a415c56cd172954e254e19bf16452",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-07-12T18:00:04Z",
    "title_canon_sha256": "a98a829c2a974150a378b3b9676ccaf550d234c1a870e40129e21efdcdc11edb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04760",
    "kind": "arxiv",
    "version": 1
  }
}