Pith Number

pith:VDXMA4JT

pith:2002:VDXMA4JTVYN5QFIRNO3Z5RT4H4

not attested not anchored not stored refs pending

AGN Black Hole Masses and Bolometric Luminosities

Jong-Hak Woo & C. Megan Urry

arxiv:astro-ph/0207249 v1 · 2002-07-11 · 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{VDXMA4JTVYN5QFIRNO3Z5RT4H4}

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.

Cited by

3 papers in Pith

The Fundamental Planes of Black Hole Activity for High-Synchrotron-Peaked BL Lacertae Objects

Dust destruction signals shock-accelerated outflows in the nearby active galaxy NGC 1068

Receipt and verification

First computed	2026-07-04T16:30:21.560020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8eec07133ae1bd815116bb79ec67c3f2769866f3791ca2b423091ec36e2417c

Aliases

arxiv: astro-ph/0207249 · arxiv_version: astro-ph/0207249v1 · doi: 10.48550/arxiv.astro-ph/0207249 · pith_short_12: VDXMA4JTVYN5 · pith_short_16: VDXMA4JTVYN5QFIR · pith_short_8: VDXMA4JT

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/VDXMA4JTVYN5QFIRNO3Z5RT4H4 \
  | 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: a8eec07133ae1bd815116bb79ec67c3f2769866f3791ca2b423091ec36e2417c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52e7ec5673cdee2b4bb4ceeaa6b9f099bae71b68880056047e53cabe9f1b4b6b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-11T17:13:59Z",
    "title_canon_sha256": "eccd5297b6ee133cd75e43bcc15b001c9d5e8b33faeda34ab53f7a12c05a5d1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207249",
    "kind": "arxiv",
    "version": 1
  }
}