Pith Number

pith:WTJ4ZGHA

pith:2011:WTJ4ZGHA6F7YCN2EVZFADSNB6S

not attested not anchored not stored refs pending

The M33 Globular Cluster System with PAndAS Data: The Last Outer Halo Cluster?

Alan W. McConnachie, Annette M. N. Ferguson, Avon Huxor, Geraint F. Lewis, Kristin A. Woodley, Mike J. Irwin, Robert Cockcroft, Rodrigo Ibata, Scott C. Chapman, Thomas H. Puzia, William E. Harris

arxiv:1101.2450 v1 · 2011-01-12 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTJ4ZGHA6F7YCN2EVZFADSNB6S}

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.

Receipt and verification

First computed	2026-05-18T02:03:40.711972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4d3cc98e0f17f813744ae4a01c9a1f48858961aa43a7dfefae29d61913504c7

Aliases

arxiv: 1101.2450 · arxiv_version: 1101.2450v1 · doi: 10.48550/arxiv.1101.2450 · pith_short_12: WTJ4ZGHA6F7Y · pith_short_16: WTJ4ZGHA6F7YCN2E · pith_short_8: WTJ4ZGHA

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/WTJ4ZGHA6F7YCN2EVZFADSNB6S \
  | 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: b4d3cc98e0f17f813744ae4a01c9a1f48858961aa43a7dfefae29d61913504c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bfa1641e4de56537bd347d9d45ed12eb384b088ccbf96eedb6aebc986d5627c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-12T21:01:04Z",
    "title_canon_sha256": "10ffc0d1fa244204d7403230d2fcf019a406eee13620beec166dd68172381c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2450",
    "kind": "arxiv",
    "version": 1
  }
}