Pith Number

pith:JUHNTDB2

pith:2002:JUHNTDB2TERVBFEGVZQHCNDZ4F

not attested not anchored not stored refs pending

Beyond the Bulge: a Fundamental Relation Between Supermassive Black Holes and Dark Matter Halos

Laura Ferrarese (Rutgers University)

arxiv:astro-ph/0203469 v2 · 2002-03-26 · 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{JUHNTDB2TERVBFEGVZQHCNDZ4F}

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	2026-05-18T04:23:01.233372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0ed98c3a9923509486ae60713479e1449071de803042b90ae25579ab732c9d

Aliases

arxiv: astro-ph/0203469 · arxiv_version: astro-ph/0203469v2 · doi: 10.48550/arxiv.astro-ph/0203469 · pith_short_12: JUHNTDB2TERV · pith_short_16: JUHNTDB2TERVBFEG · pith_short_8: JUHNTDB2

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/JUHNTDB2TERVBFEGVZQHCNDZ4F \
  | 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: 4d0ed98c3a9923509486ae60713479e1449071de803042b90ae25579ab732c9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "100283b63f28bac3bf7ec30aefbd512dfa632cca77b4817b7a0e0fd82a7edad7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-26T21:01:33Z",
    "title_canon_sha256": "a9974aa7bbc8678390f68516f26933ebb4cabf7e1f43bbfb088c76c0e92e366a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203469",
    "kind": "arxiv",
    "version": 2
  }
}