Pith Number

pith:AACT6K4G

pith:2001:AACT6K4GY3Y5AMJCN725MWGE5Q

not attested not anchored not stored refs pending

The Star Cluster Systems of the Magellanic Clouds

G. S. Da Costa

arxiv:astro-ph/0106122 v1 · 2001-06-07 · 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{AACT6K4GY3Y5AMJCN725MWGE5Q}

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	2026-07-04T14:11:17.929344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00053f2b86c6f1d031226ff5d658c4ec2b78f49276abab47e7d1d6736d5c3dcc

Aliases

arxiv: astro-ph/0106122 · arxiv_version: astro-ph/0106122v1 · doi: 10.48550/arxiv.astro-ph/0106122 · pith_short_12: AACT6K4GY3Y5 · pith_short_16: AACT6K4GY3Y5AMJC · pith_short_8: AACT6K4G

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/AACT6K4GY3Y5AMJCN725MWGE5Q \
  | 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: 00053f2b86c6f1d031226ff5d658c4ec2b78f49276abab47e7d1d6736d5c3dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d442defa2782286bdfe68260695669592d79da3f213d2fece133f2f2037e263d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-06-07T07:33:41Z",
    "title_canon_sha256": "12b97f40ec970791cf27f032683b92ccb91a7c619977cb6f91b5ce0c19cf9d70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0106122",
    "kind": "arxiv",
    "version": 1
  }
}