Pith Number

pith:UYF3TGNL

pith:2007:UYF3TGNLO44FMHJ5TJ7HEQCV4Y

not attested not anchored not stored refs pending

Refining the Radius-Luminosity Relationship for Active Galactic Nuclei

Bradley M. Peterson, Kelly D. Denney, Misty C. Bentz, Richard W. Pogge (The Ohio State University)

arxiv:astro-ph/0702650 v1 · 2007-02-23 · 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{UYF3TGNLO44FMHJ5TJ7HEQCV4Y}

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	2026-07-04T14:59:42.567761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a60bb999ab7738561d3d9a7e724055e60c16659607634ffd3f67e105e15264b0

Aliases

arxiv: astro-ph/0702650 · arxiv_version: astro-ph/0702650v1 · doi: 10.48550/arxiv.astro-ph/0702650 · pith_short_12: UYF3TGNLO44F · pith_short_16: UYF3TGNLO44FMHJ5 · pith_short_8: UYF3TGNL

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/UYF3TGNLO44FMHJ5TJ7HEQCV4Y \
  | 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: a60bb999ab7738561d3d9a7e724055e60c16659607634ffd3f67e105e15264b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0779abcf79071a444d926e0689eb91c4cd978b264d5abefbbaac4dee37dc085d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-23T21:14:51Z",
    "title_canon_sha256": "84f614c03eb4c2cc75902ff25505d950bd3a5043e4ecdbe39e822afbdda0de1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702650",
    "kind": "arxiv",
    "version": 1
  }
}