Pith Number

pith:IRZH63PI

pith:2012:IRZH63PIHHSHULCKLDKSXA4ULD

not attested not anchored not stored refs pending

The VPOS: a vast polar structure of satellite galaxies, globular clusters and streams around the Milky Way

J. Pflamm-Altenburg, M. S. Pawlowski, P. Kroupa

arxiv:1204.5176 v1 · 2012-04-23 · astro-ph.GA · 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{IRZH63PIHHSHULCKLDKSXA4ULD}

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	2026-05-18T01:57:47.183093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44727f6de839e47a2c4a58d52b839458d845a5e49578e1fd80cd0d339388b92c

Aliases

arxiv: 1204.5176 · arxiv_version: 1204.5176v1 · doi: 10.48550/arxiv.1204.5176 · pith_short_12: IRZH63PIHHSH · pith_short_16: IRZH63PIHHSHULCK · pith_short_8: IRZH63PI

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/IRZH63PIHHSHULCKLDKSXA4ULD \
  | 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: 44727f6de839e47a2c4a58d52b839458d845a5e49578e1fd80cd0d339388b92c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee60f2b9d6ee0fc817bf309ffb5be087e9c0567e17ae3e966d89782fdb854e9f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-23T20:00:00Z",
    "title_canon_sha256": "58fcdc3e5befa8194affeeda85340cea58911c11ba6284f997174db6c7f4e89a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5176",
    "kind": "arxiv",
    "version": 1
  }
}