Pith Number

pith:3KUBUEKS

pith:2009:3KUBUEKSGNUSFLJCHH3N64NBIP

not attested not anchored not stored refs pending

A quantitative explanation of the observed population of Milky Way satellite galaxies

2, (2) Institute of Astronomy, 3), (3) Sternberg Astronomical Institute, (4) Harvard-Smithsonian Center for Astrophysics, (5) Ohio State University, (6) Institut de Ci\`encies del Cosmos, Andrea V. Macci\`o (1), Barcelona, Cambridge, Columbus, David H. Weinberg (5), Germany, Hans-Walter Rix (1), Heidelberg, Jaiyul Yoo (4), Jordi Miralda-Escud\'e (6) ((1) Max Planck Institute for Astronomy, Moscow, Russia, Sergey E. Koposov (1, Spain), UK, USA

arxiv:0901.2116 v2 · 2009-01-14 · 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{3KUBUEKSGNUSFLJCHH3N64NBIP}

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	2026-05-18T02:35:06.485714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

daa81a1152336922ad2239f6df71a143c827a7b8c029e2e17976f5caeb8fa81b

Aliases

arxiv: 0901.2116 · arxiv_version: 0901.2116v2 · doi: 10.48550/arxiv.0901.2116 · pith_short_12: 3KUBUEKSGNUS · pith_short_16: 3KUBUEKSGNUSFLJC · pith_short_8: 3KUBUEKS

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/3KUBUEKSGNUSFLJCHH3N64NBIP \
  | 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: daa81a1152336922ad2239f6df71a143c827a7b8c029e2e17976f5caeb8fa81b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5672c9f761864fb633861de4a6709f5c65485f59ad623d55d8632877fdad9aa0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-01-14T22:23:09Z",
    "title_canon_sha256": "17f61da6ad2dd3d4929ce28bb7b60c277be6672d42ab25015c7bb485517f196e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.2116",
    "kind": "arxiv",
    "version": 2
  }
}