Pith Number

pith:4F57IER5

pith:2026:4F57IER5XASKQR4XYEPEMNO3HK

not attested not anchored not stored refs pending

Testing X-ray selection effects with four rich, yet X--ray--faint, galaxy clusters

A. Moretti, S. Andreon

arxiv:2606.19434 v1 · 2026-06-17 · 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{4F57IER5XASKQR4XYEPEMNO3HK}

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	2026-06-19T16:12:25.578673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e17bf4123db824a84797c11e4635db3a809e6b34b003b4070e33eb1037cddde4

Aliases

arxiv: 2606.19434 · arxiv_version: 2606.19434v1 · doi: 10.48550/arxiv.2606.19434 · pith_short_12: 4F57IER5XASK · pith_short_16: 4F57IER5XASKQR4X · pith_short_8: 4F57IER5

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/4F57IER5XASKQR4XYEPEMNO3HK \
  | 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: e17bf4123db824a84797c11e4635db3a809e6b34b003b4070e33eb1037cddde4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aab64a0a218378ee8bceddd09ec03d65424bc5d61d3d3cac43980c812b3a905",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-17T18:00:02Z",
    "title_canon_sha256": "44d4d7c6bc191287b178a6473199745266d9517e4c4b90df29f6a376baa28252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19434",
    "kind": "arxiv",
    "version": 1
  }
}