Pith Number

pith:RUU45UX4

pith:2013:RUU45UX42KYPPEQYAYU4TA6BAP

not attested not anchored not stored refs pending

Major Substructure in the M31 Outer Halo: the South-West Cloud

A. Babul, A. D. Mackey, A. M. N. Ferguson, A. P. Huxor, A. R. Conn, A. W. McConnachie, B. McMonigal, G. F. Lewis, J. Veljanoski, M. Fardal, M. J. Irwin, N. F. Bate, N. F. Martin, R. A. Ibata

arxiv:1311.0906 v1 · 2013-11-04 · 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{RUU45UX42KYPPEQYAYU4TA6BAP}

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	2026-05-18T01:46:39.023391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d29ced2fcd2b0f792180629c983c103f6af58912564749a7e2fb162e4383db8

Aliases

arxiv: 1311.0906 · arxiv_version: 1311.0906v1 · doi: 10.48550/arxiv.1311.0906 · pith_short_12: RUU45UX42KYP · pith_short_16: RUU45UX42KYPPEQY · pith_short_8: RUU45UX4

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/RUU45UX42KYPPEQYAYU4TA6BAP \
  | 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: 8d29ced2fcd2b0f792180629c983c103f6af58912564749a7e2fb162e4383db8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b08d9f462c80a694d5782547f0d0e147b2c2e364bfb104c637ea3ace2ba2fd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-04T21:41:17Z",
    "title_canon_sha256": "6a77e0a14ac99f88712c6c4012fe768afa340e4d753e92e8d54c0136004db81e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0906",
    "kind": "arxiv",
    "version": 1
  }
}