Pith Number

pith:IIW2EVVO

pith:2007:IIW2EVVOEJPHUI5FXM3P5O3JD5

not attested not anchored not stored refs pending

NGC 5548: The AGN Energy Budget Problem and the Geometry of the Broad-Line Region and Torus

C. Martin Gaskell, Elizabeth S. Klimek, Ludmila S. Nazarova

arxiv:0711.1025 v1 · 2007-11-07 · 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{IIW2EVVOEJPHUI5FXM3P5O3JD5}

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

1 paper in Pith

Discovery of Multiply Ionized Iron Emission Powered by an Active Galactic Nucleus in a z~7 Little Red Dot

Receipt and verification

First computed	2026-07-04T15:05:28.003777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

422da256ae225e7a23a5bb36febb691f6ed11aa153da3516f4b74464e1eacec1

Aliases

arxiv: 0711.1025 · arxiv_version: 0711.1025v1 · doi: 10.48550/arxiv.0711.1025 · pith_short_12: IIW2EVVOEJPH · pith_short_16: IIW2EVVOEJPHUI5F · pith_short_8: IIW2EVVO

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/IIW2EVVOEJPHUI5FXM3P5O3JD5 \
  | 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: 422da256ae225e7a23a5bb36febb691f6ed11aa153da3516f4b74464e1eacec1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f8af35b6d14a3f7430baa782e242f18d2eac8417869f1b4ada88ef7ae9e85d7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-07T07:46:40Z",
    "title_canon_sha256": "de9f9b0d293cd087e8d629131fe1537ae5e572dd9f9b4aba4aa91f708747ef95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.1025",
    "kind": "arxiv",
    "version": 1
  }
}