Pith Number

pith:P6KJPWM3

pith:2014:P6KJPWM3MVDVXJBHUCFSHFLQ5A

not attested not anchored not stored refs pending

Age Determination of Fifteen Old to Intermediate-Age Small Magellanic Cloud Star Clusters

A. E. Piatti, A. J. Grocholski, A. Sarajedini, D. Geisler, E. Costa, G. Carraro, J. J. Clari\'a, M. C. Parisi, R. Leiton

arxiv:1402.1687 v1 · 2014-02-07 · astro-ph.SR · 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{P6KJPWM3MVDVXJBHUCFSHFLQ5A}

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	2026-05-18T02:57:07.211753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f9497d99b65475ba427a08b239570e8109e59a127c8a63ba12ee3737cc75cb5

Aliases

arxiv: 1402.1687 · arxiv_version: 1402.1687v1 · doi: 10.48550/arxiv.1402.1687 · pith_short_12: P6KJPWM3MVDV · pith_short_16: P6KJPWM3MVDVXJBH · pith_short_8: P6KJPWM3

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/P6KJPWM3MVDVXJBHUCFSHFLQ5A \
  | 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: 7f9497d99b65475ba427a08b239570e8109e59a127c8a63ba12ee3737cc75cb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b40c8745e5973dfc34141984a7dc257967b87159c19b37215c0c3c859183b27",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-07T16:54:20Z",
    "title_canon_sha256": "9ef570233eebfde7594fcd2686260a080aa412d5ec5dc0732d95c328fb7529ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1687",
    "kind": "arxiv",
    "version": 1
  }
}