Pith Number

pith:BUQIN5HR

pith:2006:BUQIN5HR45BA7Z6FQNJXXNDNM4

not attested not anchored not stored refs pending

Metallicity structure in X-ray bright galaxy groups

Jesper Rasmussen, Trevor J. Ponman (University of Birmingham, UK)

arxiv:astro-ph/0603085 v1 · 2006-03-03 · 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{BUQIN5HR45BA7Z6FQNJXXNDNM4}

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	2026-05-18T01:40:32.287775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d2086f4f1e7420fe7c583537bb46d671d0b405d97fc68eb00cef5401525488f

Aliases

arxiv: astro-ph/0603085 · arxiv_version: astro-ph/0603085v1 · doi: 10.48550/arxiv.astro-ph/0603085 · pith_short_12: BUQIN5HR45BA · pith_short_16: BUQIN5HR45BA7Z6F · pith_short_8: BUQIN5HR

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/BUQIN5HR45BA7Z6FQNJXXNDNM4 \
  | 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: 0d2086f4f1e7420fe7c583537bb46d671d0b405d97fc68eb00cef5401525488f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67fd8a3d0094f5463c6f674860d0a5135738efc367881a7eee9106e89ab2bff7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-03T14:35:07Z",
    "title_canon_sha256": "a6afd2e95a0b5ed918200d7efd45dd2e259cde444bf37f406f672ff47d606187"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603085",
    "kind": "arxiv",
    "version": 1
  }
}