Pith Number

pith:CIQRRXPM

pith:2010:CIQRRXPM3C54IQAERPW5E2OGSY

not attested not anchored not stored refs pending

Diluting the material forming the second generation stars in Globular Clusters: the contribution by unevolved stars

Eugenio Carretta, Raffaele G. Gratton

arxiv:1007.4894 v1 · 2010-07-28 · 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{CIQRRXPM3C54IQAERPW5E2OGSY}

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	2026-05-18T02:06:09.436910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122118ddecd8bbc440048bedd269c69608bd9008e104d13cee18f8103bf94e5b

Aliases

arxiv: 1007.4894 · arxiv_version: 1007.4894v1 · doi: 10.48550/arxiv.1007.4894 · pith_short_12: CIQRRXPM3C54 · pith_short_16: CIQRRXPM3C54IQAE · pith_short_8: CIQRRXPM

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/CIQRRXPM3C54IQAERPW5E2OGSY \
  | 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: 122118ddecd8bbc440048bedd269c69608bd9008e104d13cee18f8103bf94e5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea89fac32b27a489f9ec0248a56535e4cb22343b073673451d90c1a9823f093",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-28T08:31:18Z",
    "title_canon_sha256": "c23264e09452d48424a7f28ee52dfe79a4eba01987b2e82a89dee9b6a31f1c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4894",
    "kind": "arxiv",
    "version": 1
  }
}