Pith Number

pith:PCAP4YXW

pith:2018:PCAP4YXWYWOUXYYGRJIK7TCLMB

not attested not anchored not stored refs pending

X-ray versus infrared selection of distant galaxy clusters: A case study using the XMM-LSS and SpARCS cluster samples

A. Muzzin, F. Pacaud, G. Wilson, H. K. C. Yee, J. P. Willis, M. E. Ramos-Ceja

arxiv:1804.06475 v1 · 2018-04-17 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCAP4YXWYWOUXYYGRJIK7TCLMB}

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	2026-05-18T00:18:06.495047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7880fe62f6c59d4be3068a50afcc4b605494237ba21122bc1b652e973505a523

Aliases

arxiv: 1804.06475 · arxiv_version: 1804.06475v1 · doi: 10.48550/arxiv.1804.06475 · pith_short_12: PCAP4YXWYWOU · pith_short_16: PCAP4YXWYWOUXYYG · pith_short_8: PCAP4YXW

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/PCAP4YXWYWOUXYYGRJIK7TCLMB \
  | 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: 7880fe62f6c59d4be3068a50afcc4b605494237ba21122bc1b652e973505a523

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84bfd987afd42851d64ca2ebc637bec03f8c7e9354516df9e328da15d38f0712",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-04-17T21:34:00Z",
    "title_canon_sha256": "740f2b85b3440c4caa02e93b6e80110ed75c1bed87e05bca50797a352b804393"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06475",
    "kind": "arxiv",
    "version": 1
  }
}