Pith Number

pith:5RXHGP7J

pith:2004:5RXHGP7JMHWLGYK33V3LTTC45G

not attested not anchored not stored refs pending

Do star formation rates of galaxy clusters depend on mass?: blue/late-type fractions, total star formation rates of 115 galaxy clusters as a function of cluster virial mass

Tomotsugu Goto (JHU)

arxiv:astro-ph/0411517 v2 · 2004-11-17 · 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{5RXHGP7JMHWLGYK33V3LTTC45G}

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	2026-05-18T01:07:31.908997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec6e733fe961ecb3615bdd76b9cc5ce982fa113d08dec5607b23311fd4d62cc3

Aliases

arxiv: astro-ph/0411517 · arxiv_version: astro-ph/0411517v2 · doi: 10.48550/arxiv.astro-ph/0411517 · pith_short_12: 5RXHGP7JMHWL · pith_short_16: 5RXHGP7JMHWLGYK3 · pith_short_8: 5RXHGP7J

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/5RXHGP7JMHWLGYK33V3LTTC45G \
  | 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: ec6e733fe961ecb3615bdd76b9cc5ce982fa113d08dec5607b23311fd4d62cc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2de5855099f725aba1316397546811c205730e1945fb2b4a73db49b65ebf0035",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-17T22:05:59Z",
    "title_canon_sha256": "1cbbc0162f7b781eec6afd34335dbdbeb39571ba46816723476eb38ca472968d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411517",
    "kind": "arxiv",
    "version": 2
  }
}