Pith Number

pith:KNWKV75P

pith:2009:KNWKV75PTD3I55JSW77WMQUCCP

not attested not anchored not stored refs pending

VLT-FLAMES Analysis of 8 giants in the Bulge Metal-poor Globular Cluster NGC 6522: Oldest Cluster in the Galaxy?

A. G\'omez, A. Renzini, B. Barbuy, D. Minniti, E. Bica, M. Zoccali, S. Ortolani, V. Hill

arxiv:0908.3603 v1 · 2009-08-25 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNWKV75PTD3I55JSW77WMQUCCP}

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

New Way to Date Globular Clusters: Brown Dwarf Cooling Sequences

Receipt and verification

First computed	2026-05-18T02:12:23.197279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

536caaffaf98f68ef532b7ff66428213e4ff08012403f248cab5296be11d7bb5

Aliases

arxiv: 0908.3603 · arxiv_version: 0908.3603v1 · doi: 10.48550/arxiv.0908.3603 · pith_short_12: KNWKV75PTD3I · pith_short_16: KNWKV75PTD3I55JS · pith_short_8: KNWKV75P

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/KNWKV75PTD3I55JSW77WMQUCCP \
  | 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: 536caaffaf98f68ef532b7ff66428213e4ff08012403f248cab5296be11d7bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49bd899e90ac82881f3e59bbd8358fa6e0a1a6e808dcbf5a0ab1f42b045332b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-08-25T12:17:29Z",
    "title_canon_sha256": "7139db9c689b9f09f45e0560c5173724c55f171d0a88359ba06c82fbf9ff8640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3603",
    "kind": "arxiv",
    "version": 1
  }
}