Pith Number

pith:G4CHFCBZ

pith:2006:G4CHFCBZYIDN3F75ZKYBUXCSFB

not attested not anchored not stored refs pending

A Fundamental Relation Between Compact Stellar Nuclei, Supermassive Black Holes, and Their Host Galaxies

Andres Jordan, David Merritt, Elena Dalla Bonta, Eric W. Peng, John L. Tonry, John P. Blakeslee, Laura Ferrarese, Michael J. West, Monica Hasegan, Patrick Cote, Simona Mei, Slawomir Piatek

arxiv:astro-ph/0603840 v3 · 2006-03-30 · astro-ph

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

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	2026-05-18T04:15:59.884359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3704728839c206dd97fdcab01a5c52286385d4f031d4e09d453dec6951891a3f

Aliases

arxiv: astro-ph/0603840 · arxiv_version: astro-ph/0603840v3 · doi: 10.48550/arxiv.astro-ph/0603840 · pith_short_12: G4CHFCBZYIDN · pith_short_16: G4CHFCBZYIDN3F75 · pith_short_8: G4CHFCBZ

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/G4CHFCBZYIDN3F75ZKYBUXCSFB \
  | 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: 3704728839c206dd97fdcab01a5c52286385d4f031d4e09d453dec6951891a3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4452510e961af72022e0fbe6e1106d0d4b9b7b8857625c6d17d223da2c4b02ff",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-30T23:04:30Z",
    "title_canon_sha256": "c9847f343dba1c8e804f1223b2e5df9196431a733ee798284071cc314a90ea25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603840",
    "kind": "arxiv",
    "version": 3
  }
}