Pith Number

pith:F7DCFZJC

pith:1997:F7DCFZJCROZL2K7SZJNT3XQ6RM

not attested not anchored not stored refs pending

A Search for Old Star Clusters in the Large Magellanic Cloud

(2) Departamento de Astronomia, (3) Observatorio Astron\'omico de C\'ordoba, (4) Dep. de F{\i}isica, Andr\'es E. Piatti (3), Argentina, Belo Horizonte MG, Brazil, Brazil), C\'ordoba, Doug Geisler(1), Eduardo Bica, Horacio Dottori(2), Jo\~ao F. C. Santos Jr. (4) ((1) Kitt Peak National observatory, Juan J. Clari\'a, National Optical Astronomy Observatories, Porto Alegre RS, UFRGS

arxiv:astro-ph/9709191 v1 · 1997-09-18 · 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{F7DCFZJCROZL2K7SZJNT3XQ6RM}

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	2026-05-18T01:09:21.461215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc622e5228bb2bd2bf2ca5b3dde1e8b218d7bc42d7ebb61d4bf586412297768

Aliases

arxiv: astro-ph/9709191 · arxiv_version: astro-ph/9709191v1 · doi: 10.48550/arxiv.astro-ph/9709191 · pith_short_12: F7DCFZJCROZL · pith_short_16: F7DCFZJCROZL2K7S · pith_short_8: F7DCFZJC

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/F7DCFZJCROZL2K7SZJNT3XQ6RM \
  | 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: 2fc622e5228bb2bd2bf2ca5b3dde1e8b218d7bc42d7ebb61d4bf586412297768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e624c3f6164874bff61576cb57f211d6df63a5471575ae0bec55106ef22616e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-09-18T20:29:29Z",
    "title_canon_sha256": "2a55531243cb9dd7dcd3061f4f1fa58372b3354e27b6324f50b0333bc35b7b2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9709191",
    "kind": "arxiv",
    "version": 1
  }
}