Pith Number

pith:3WKJZI2P

pith:2011:3WKJZI2PXF4MXMX3HYLMC45X4G

not attested not anchored not stored refs pending

Proper motions of the Arches cluster with Keck-LGS Adaptive Optics: the first kinematic mass measurement of the Arches

Andrea Ghez, Andrea Stolte, Jessica Lu, Mark Morris, Nate McCrady, Sylvana Yelda, Tuan Do, Will Clarkson

arxiv:1112.5458 v1 · 2011-12-22 · 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{3WKJZI2PXF4MXMX3HYLMC45X4G}

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	2026-05-18T01:59:02.934538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd949ca34fb978cbb2fb3e16c173b7e192680a3dca4acc249fb54466a031f389

Aliases

arxiv: 1112.5458 · arxiv_version: 1112.5458v1 · doi: 10.48550/arxiv.1112.5458 · pith_short_12: 3WKJZI2PXF4M · pith_short_16: 3WKJZI2PXF4MXMX3 · pith_short_8: 3WKJZI2P

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/3WKJZI2PXF4MXMX3HYLMC45X4G \
  | 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: dd949ca34fb978cbb2fb3e16c173b7e192680a3dca4acc249fb54466a031f389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eb192219ba8fbb9f8893f9d99f9f073d542dd5ccbdfda88a3c23d9e00b77ac6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-12-22T21:00:20Z",
    "title_canon_sha256": "e85c0244a866d3102739da67c1eb9595b83a5d7f6bf34bd9ff7056855b4d0060"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5458",
    "kind": "arxiv",
    "version": 1
  }
}