Pith Number

pith:L7U3RLIZ

pith:2011:L7U3RLIZ73YLV4GE66FFDOODMU

not attested not anchored not stored refs pending

Building the Galactic halo from globular clusters: evidence from chemically unusual red giants

(2) Michigan State University, 3), (3) SUNY Oneonta), Eva K. Grebel (1) ((1) ARI/ZAH, Jason P. Smolinski (2, Sarah L. Martell (1), Timothy C. Beers (2), Universitaet Heidelberg

arxiv:1109.3916 v1 · 2011-09-18 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7U3RLIZ73YLV4GE66FFDOODMU}

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	2026-05-18T02:00:29.578363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fe9b8ad19fef0baf0c4f78a51b9c36537eb1ea60c6fae474a036d97d2a01133

Aliases

arxiv: 1109.3916 · arxiv_version: 1109.3916v1 · doi: 10.48550/arxiv.1109.3916 · pith_short_12: L7U3RLIZ73YL · pith_short_16: L7U3RLIZ73YLV4GE · pith_short_8: L7U3RLIZ

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/L7U3RLIZ73YLV4GE66FFDOODMU \
  | 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: 5fe9b8ad19fef0baf0c4f78a51b9c36537eb1ea60c6fae474a036d97d2a01133

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "270b51873345f63528f981b4820d825ac5ad396692ecc45c2523b909b52548dc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-18T22:57:17Z",
    "title_canon_sha256": "d99072c29f227d0c3ebe502b89a595fe6fd4805c83287366ce3dd7718ab377b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3916",
    "kind": "arxiv",
    "version": 1
  }
}