Pith Number

pith:UMH6QLTL

pith:2019:UMH6QLTLVBGLSX7PUYB47TGAHR

not attested not anchored not stored refs pending

An old, metal-poor globular cluster in Sextans A and the metallicity floor of globular cluster systems

Carme Gallart, Giuseppina Battaglia, Mario H. Pedreros, Matteo Monelli, Michael A. Beasley, Ryan Leaman, Soeren Larsen

arxiv:1904.01084 v2 · 2019-04-01 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMH6QLTLVBGLSX7PUYB47TGAHR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:45:20.014387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a30fe82e6ba84cb95fefa603cfccc03c70b13d7a060ce1fe702743fde93c4d98

Aliases

arxiv: 1904.01084 · arxiv_version: 1904.01084v2 · doi: 10.48550/arxiv.1904.01084 · pith_short_12: UMH6QLTLVBGL · pith_short_16: UMH6QLTLVBGLSX7P · pith_short_8: UMH6QLTL

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/UMH6QLTLVBGLSX7PUYB47TGAHR \
  | 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: a30fe82e6ba84cb95fefa603cfccc03c70b13d7a060ce1fe702743fde93c4d98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3c6e50a4a75cc8487380c2088e9a7483e3d0c68d34ef57f94d71b979f3ef504",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-01T19:48:26Z",
    "title_canon_sha256": "5b3aee0d1862fb7d4d6536f6fae65484febb41ef4de63cd8e09e6030ce4d0ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01084",
    "kind": "arxiv",
    "version": 2
  }
}