Pith Number

pith:NVAPJ7DA

pith:2006:NVAPJ7DAKAZIUCFDJIL6OACOSM

not attested not anchored not stored refs pending

The Star-Forming Torus and Stellar Dynamical Black Hole Mass in the Seyfert 1 Nucleus of NGC3227

A. Sternberg, F. Eisenhauer, F. Mueller Sanchez, J. Thomas, L. Tacconi, R. Abuter, R. Bender, R. Davies, R. Genzel, R. Saglia

arxiv:astro-ph/0604125 v1 · 2006-04-06 · 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{NVAPJ7DAKAZIUCFDJIL6OACOSM}

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	2026-07-04T15:19:41.371519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d40f4fc6050328a08a34a17e7004e9319e6c9f826bd508ce39b65b61d898021

Aliases

arxiv: astro-ph/0604125 · arxiv_version: astro-ph/0604125v1 · doi: 10.48550/arxiv.astro-ph/0604125 · pith_short_12: NVAPJ7DAKAZI · pith_short_16: NVAPJ7DAKAZIUCFD · pith_short_8: NVAPJ7DA

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/NVAPJ7DAKAZIUCFDJIL6OACOSM \
  | 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: 6d40f4fc6050328a08a34a17e7004e9319e6c9f826bd508ce39b65b61d898021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44b932158df5428f32824a00ac200303921af4acc2ee064172d3ae30d1039c2c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-06T08:48:58Z",
    "title_canon_sha256": "3ee9e921c0b96f03fd16de24c5239b9e1b9b96c0d89cb9095f6e1e5bdf6a79eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604125",
    "kind": "arxiv",
    "version": 1
  }
}