Pith Number

pith:B6KNNPMA

pith:2001:B6KNNPMAE3K5FFKAUVLUIGU3R2

not attested not anchored not stored refs pending

Are dwarf spheroidal galaxies dark matter dominated or remnants of disrupted larger satellite galaxies? -- A possible test

Cambridge), HongSheng Zhao (IoA, Ralf Klessen (UC Santa Cruz)

arxiv:astro-ph/0110427 v1 · 2001-10-18 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6KNNPMAE3K5FFKAUVLUIGU3R2}

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	2026-07-04T16:24:18.773334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f94d6bd8026d5d29540a557441a9b8ea75a95ff0aff2e5884046b6c6aa51186

Aliases

arxiv: astro-ph/0110427 · arxiv_version: astro-ph/0110427v1 · doi: 10.48550/arxiv.astro-ph/0110427 · pith_short_12: B6KNNPMAE3K5 · pith_short_16: B6KNNPMAE3K5FFKA · pith_short_8: B6KNNPMA

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/B6KNNPMAE3K5FFKAUVLUIGU3R2 \
  | 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: 0f94d6bd8026d5d29540a557441a9b8ea75a95ff0aff2e5884046b6c6aa51186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b8631bd958a9353f7b46507371f92cbe121394616c6a727b8f77a7386db38b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-10-18T17:48:07Z",
    "title_canon_sha256": "d544453703a5dd0c7bd074f8a885d0d7e5c5002149dcaa4503adb25ae1dd421f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0110427",
    "kind": "arxiv",
    "version": 1
  }
}