Pith Number

pith:5ZQUQLZM

pith:2018:5ZQUQLZMAKWLMJ4MZX2D4N5QIM

not attested not anchored not stored refs pending

Dissolved Massive Metal-Rich Globular Clusters Can Cause the Range of UV Upturn Strengths Found among Early-type Galaxies

Paul Goudfrooij (STScI)

arxiv:1804.00668 v2 · 2018-04-02 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZQUQLZMAKWLMJ4MZX2D4N5QIM}

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.

Cited by

1 paper in Pith

Decomposing cool stellar populations with H-band spectral fluctuations: Long-period variable stars in NGC 5128 and carbon stars in NGC 5102

Receipt and verification

First computed	2026-05-18T00:19:01.948567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee61482f2c02acb6278ccdf43e37b043014faed35bea49e7482f3ebdf2a3971d

Aliases

arxiv: 1804.00668 · arxiv_version: 1804.00668v2 · doi: 10.48550/arxiv.1804.00668 · pith_short_12: 5ZQUQLZMAKWL · pith_short_16: 5ZQUQLZMAKWLMJ4M · pith_short_8: 5ZQUQLZM

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/5ZQUQLZMAKWLMJ4MZX2D4N5QIM \
  | 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: ee61482f2c02acb6278ccdf43e37b043014faed35bea49e7482f3ebdf2a3971d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04f04801ef1da541195b2b588d3050f5a2bd34416125a800e1f7e7f50c718782",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-02T18:00:03Z",
    "title_canon_sha256": "cc9ed99ff2445cb84b284a3ad5a3f4f9c4bb073e18eed1663f8421f9a53b59f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00668",
    "kind": "arxiv",
    "version": 2
  }
}