Pith Number

pith:RB4JMROY

pith:2013:RB4JMROYYCQTRPLFZSFLF6B5G5

not attested not anchored not stored refs pending

A Vast Thin Plane of Co-rotating Dwarf Galaxies Orbiting the Andromeda Galaxy

A. Dougal Mackey, Alan W. McConnachie, Annette M. N. Ferguson, Anthony R. Conn, David Valls-Gabaud, Geraint F. Lewis, Julio Navarro, Lawrence M. Widrow, Mark Fardal, Michael J. Irwin, Michelle L. Collins, Neil G. Ibata, Nicolas F. Martin, R. Michael Rich, Rodrigo A. Ibata, Scott C. Chapman

arxiv:1301.0446 v1 · 2013-01-03 · 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{RB4JMROYYCQTRPLFZSFLF6B5G5}

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	2026-05-18T03:37:19.610629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88789645d8c0a138bd65cc8ab2f83d377904a38bfb58a610b27c102e785f4f47

Aliases

arxiv: 1301.0446 · arxiv_version: 1301.0446v1 · doi: 10.48550/arxiv.1301.0446 · pith_short_12: RB4JMROYYCQT · pith_short_16: RB4JMROYYCQTRPLF · pith_short_8: RB4JMROY

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/RB4JMROYYCQTRPLFZSFLF6B5G5 \
  | 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: 88789645d8c0a138bd65cc8ab2f83d377904a38bfb58a610b27c102e785f4f47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0199865a2829308df4ebe2db00b7e51c4e10b3e7b551ed09be624bb36ef1b7c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-03T13:18:35Z",
    "title_canon_sha256": "365f79ae1446b4b465f3a303fb1c4e24556c7bcf64e0e5f13f930f6969adafa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0446",
    "kind": "arxiv",
    "version": 1
  }
}