Pith Number

pith:YU2IV7XE

pith:2017:YU2IV7XEF3XRBZDRNUSL7NWWZW

not attested not anchored not stored refs pending

A novel method to automatically detect and measure the ages of star clusters in nearby galaxies: Application to the Large Magellanic Cloud

2, (2) Uni.Bonn, 3), (3) Argelander, (4) CNRS/IAP, (5) Un.Valparaiso, 6), (6) Czech Obs, (7) Un.Arizona), D. Zaritsky (7) ((1) IRyA, G. Bruzual (1), G. Maravelias (5, P. Bonfini (1), R. A. Gonzalez-Lopezlira (1, S. Charlot (4), T. Bitsakis (1), UNAM, V. H. Ramirez-Siordia (1)

arxiv:1707.02311 v1 · 2017-07-07 · 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{YU2IV7XEF3XRBZDRNUSL7NWWZW}

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	2026-05-18T00:37:01.280764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5348afee42eef10e4716d24bfb6d6cdb7ed1f4894aade1475fe11cf37e8c153

Aliases

arxiv: 1707.02311 · arxiv_version: 1707.02311v1 · doi: 10.48550/arxiv.1707.02311 · pith_short_12: YU2IV7XEF3XR · pith_short_16: YU2IV7XEF3XRBZDR · pith_short_8: YU2IV7XE

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/YU2IV7XEF3XRBZDRNUSL7NWWZW \
  | 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: c5348afee42eef10e4716d24bfb6d6cdb7ed1f4894aade1475fe11cf37e8c153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac437c96ce031deccafd4047389a4e9f367612c9d851ef41aeea7d81e6bb24b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-07T18:01:03Z",
    "title_canon_sha256": "1a3ac41dffdb494a8eb49db9468d2be1ab92fe6bee68157c900260ecc403bf3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02311",
    "kind": "arxiv",
    "version": 1
  }
}