Pith Number

pith:5PMEXEVA

pith:2005:5PMEXEVAA7ABKDQZWHHS4SOYHB

not attested not anchored not stored refs pending

Discovery of an X-ray-Luminous Galaxy Cluster at z=1.4

A. Schwope, C. R. Mullis, G. Lamer, H. Boehringer, P. Rosati, P. Schuecker, R. Fassbender

arxiv:astro-ph/0503004 v1 · 2005-02-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PMEXEVAA7ABKDQZWHHS4SOYHB}

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	2026-05-18T04:12:01.126257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebd84b92a007c0150e19b1cf2e49d8387164470dcc5f4c891b94931c08aedc1e

Aliases

arxiv: astro-ph/0503004 · arxiv_version: astro-ph/0503004v1 · doi: 10.48550/arxiv.astro-ph/0503004 · pith_short_12: 5PMEXEVAA7AB · pith_short_16: 5PMEXEVAA7ABKDQZ · pith_short_8: 5PMEXEVA

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/5PMEXEVAA7ABKDQZWHHS4SOYHB \
  | 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: ebd84b92a007c0150e19b1cf2e49d8387164470dcc5f4c891b94931c08aedc1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ce7494da35e9cbe0b564a801ba81baafc51f3056a4204e5740005da85df42cd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-02-28T21:17:14Z",
    "title_canon_sha256": "786f189633023d703bb737743548e81ebe490df7f98acc1dccb38525fa5f0a8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503004",
    "kind": "arxiv",
    "version": 1
  }
}