Pith Number

pith:IWB3EGOD

pith:2009:IWB3EGODR5TXJ5ROBWOXW2GAZM

not attested not anchored not stored refs pending

Population III Star Clusters in the Reionized Universe

Jarrett L. Johnson (MPE)

arxiv:0911.1294 v3 · 2009-11-06 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWB3EGODR5TXJ5ROBWOXW2GAZM}

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	2026-05-18T02:10:58.685090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4583b219c38f6774f62e0d9d7b68c0cb081e07a5c9de25d1e386566b3fcc1ff5

Aliases

arxiv: 0911.1294 · arxiv_version: 0911.1294v3 · doi: 10.48550/arxiv.0911.1294 · pith_short_12: IWB3EGODR5TX · pith_short_16: IWB3EGODR5TXJ5RO · pith_short_8: IWB3EGOD

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/IWB3EGODR5TXJ5ROBWOXW2GAZM \
  | 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: 4583b219c38f6774f62e0d9d7b68c0cb081e07a5c9de25d1e386566b3fcc1ff5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61a41f1699b081abd09b858fb5675009373a9febef58d09c7aeac185211259f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-06T16:35:47Z",
    "title_canon_sha256": "06e20f9cc6783c47a2120c1d7b18287fdf9c56ddf64e877ad7f6b3603ae87908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1294",
    "kind": "arxiv",
    "version": 3
  }
}