Pith Number

pith:CETG4DBR

pith:1998:CETG4DBRGHLH4AF36TNTVWUO3Q

not attested not anchored not stored refs pending

Steps towards determination of the size and structure of the Broad-Line Region in Active Galactic Nuclei. XIII. Ultraviolet observations of the Broad-Line Radio Galaxy 3C 390.3

B.M. Peterson, D. Alloin, D.M. Crenshaw, et al., G.A. Kriss, G.A. Reichert, H. Netzer, J. Clavel, J.H. Krolik, K. Horne, K. Leighly, M.A. Malkan, M. Dietrich, P.M. Rodriguez-Pascual, R.A. Edelson, The International AGN Watch: P.T. O'Brien, W. Wamsteker

arxiv:astro-ph/9806216 v1 · 1998-06-16 · 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{CETG4DBRGHLH4AF36TNTVWUO3Q}

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	2026-05-18T01:20:56.406516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11266e0c3131d67e00bbf4db3ada8edc36fe9830d14a05d7e8891348aa317814

Aliases

arxiv: astro-ph/9806216 · arxiv_version: astro-ph/9806216v1 · doi: 10.48550/arxiv.astro-ph/9806216 · pith_short_12: CETG4DBRGHLH · pith_short_16: CETG4DBRGHLH4AF3 · pith_short_8: CETG4DBR

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/CETG4DBRGHLH4AF36TNTVWUO3Q \
  | 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: 11266e0c3131d67e00bbf4db3ada8edc36fe9830d14a05d7e8891348aa317814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3cda967c1f310c9aa6c24026f1dfd777366511af7015cc3977a21b7c33e20e6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-06-16T10:30:05Z",
    "title_canon_sha256": "80872a10addb3a7186705bf0bbb3bf55a3d33142e737865af0f9629e7e6cb1b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806216",
    "kind": "arxiv",
    "version": 1
  }
}