Pith Number

pith:V4BZOEFA

pith:2011:V4BZOEFACQ5LQ7MA4HDP3SHDS3

not attested not anchored not stored refs pending

Nonlinear Color-Metallicity Relations of Globular Clusters. II. A Test on the Nonlinearity Scenario for Color Bimodality Using the u-band Colors: The Case of M87 (NGC 4486)

(2) STScI, (3) Herzberg Institute of Astrophysics, Canada), Chul Chung (1), Hak-Sub Kim (1), Jaeil Cho (1), John P. Blakeslee (3) ((1) Dept of Astronomy & CGER, Korea, Sangmo T. Sohn (2), Sang-Yoon Lee (1), Suk-Jin Yoon (1), USA, Yonsei University

arxiv:1109.5174 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{V4BZOEFACQ5LQ7MA4HDP3SHDS3}

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	2026-05-18T02:00:25.819008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af039710a0143ab87d80e1c6fdc8e396e90c4c65d6c708b11bae143615d80247

Aliases

arxiv: 1109.5174 · arxiv_version: 1109.5174v1 · doi: 10.48550/arxiv.1109.5174 · pith_short_12: V4BZOEFACQ5L · pith_short_16: V4BZOEFACQ5LQ7MA · pith_short_8: V4BZOEFA

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/V4BZOEFACQ5LQ7MA4HDP3SHDS3 \
  | 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: af039710a0143ab87d80e1c6fdc8e396e90c4c65d6c708b11bae143615d80247

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "109485421daefd0cc5696a5dee2c9cb749fa6442cadd1a98f6636da658242f0c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-23T20:00:00Z",
    "title_canon_sha256": "9cc28e931321c995a838055f0e519fa2fb6410751f974c7cfcdbe9b8053e064f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5174",
    "kind": "arxiv",
    "version": 1
  }
}