Pith Number

pith:FD2F4E6U

pith:2011:FD2F4E6UK2R6FPV5FWGYQF2XIB

not attested not anchored not stored refs pending

Nonlinear Color-Metallicity Relations of Globular Clusters. III. On the Discrepancy in Metallicity between Globular Cluster Systems and their Parent Elliptical Galaxies

(2) Herzberg Institute of Astrophysics, (3) Dept of Astronomy & Kavli Institute for A&A, (4) STSCI, Canada, China, Chul Chung (1), Eric W. Peng (3), Hak-Sub Kim (1), Jaeil Cho (1), John P. Blakeslee (2), Korea, Peking University, Sangmo T. Sohn (4), Sang-Yoon Lee (1), Sooyoung Kim (1), Suk-Jin Yoon (1), USA), Yonsei University, Young-Wook Lee (1) ((1) Dept of Astronomy & CGER

arxiv:1109.5178 v1 · 2011-09-23 · astro-ph.CO · 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{FD2F4E6UK2R6FPV5FWGYQF2XIB}

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	2026-05-18T02:00:25.802863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28f45e13d456a3e2bebd2d8d881757405538b94392b3eb6a5fb32adc56db598e

Aliases

arxiv: 1109.5178 · arxiv_version: 1109.5178v1 · doi: 10.48550/arxiv.1109.5178 · pith_short_12: FD2F4E6UK2R6 · pith_short_16: FD2F4E6UK2R6FPV5 · pith_short_8: FD2F4E6U

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/FD2F4E6UK2R6FPV5FWGYQF2XIB \
  | 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: 28f45e13d456a3e2bebd2d8d881757405538b94392b3eb6a5fb32adc56db598e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e7efccb37c855e94266270fb5d2f0e5e24153e3ee463f89e48c69cd26f61922",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-23T20:00:04Z",
    "title_canon_sha256": "25eae7671dea4e4513e8fb23ebbf681e90bf23b4d21390ca1cddbf31c48478fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5178",
    "kind": "arxiv",
    "version": 1
  }
}