Pith Number

pith:242IDJZT

pith:2013:242IDJZTSFIDVEVHS5D3JI64LE

not attested not anchored not stored refs pending

Chemical evolution in star clusters: the role of mass and environment

Antonino P. Milone (IAC, ANU), Eva K. Grebel (ARI/ZAH), Graeme H. Smith (UCO/Lick), Michael M. Briley (Appalachian State University), Sarah L. Martell (AAO), Sonia Duffau (LSW/ZAH)

arxiv:1301.4741 v1 · 2013-01-21 · astro-ph.GA · astro-ph.CO · 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{242IDJZTSFIDVEVHS5D3JI64LE}

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	2026-05-18T03:35:55.796073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d73481a73391503a92a79747b4a3dc592aa5f127edaf37e143f895305b8ffcbb

Aliases

arxiv: 1301.4741 · arxiv_version: 1301.4741v1 · doi: 10.48550/arxiv.1301.4741 · pith_short_12: 242IDJZTSFID · pith_short_16: 242IDJZTSFIDVEVH · pith_short_8: 242IDJZT

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/242IDJZTSFIDVEVHS5D3JI64LE \
  | 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: d73481a73391503a92a79747b4a3dc592aa5f127edaf37e143f895305b8ffcbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "191697e329d589025f8d6dcc90056436fd67c826eed3dfd4c42edc87cb52f426",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-01-21T03:09:25Z",
    "title_canon_sha256": "de5bc30920ee4301cd8f0db3d335366acad0dae25510b52e42b099572ae251d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4741",
    "kind": "arxiv",
    "version": 1
  }
}