Pith Number

pith:LX6YVR4W

pith:2000:LX6YVR4W7QPFS64DBF6D76NKHN

not attested not anchored not stored refs pending

The response of the X-ray luminosity to the interaction strength in Seyfert 1 & 2 galaxies

F. Pfefferkorn, Germany), Th. Boller (MPE Garching

arxiv:astro-ph/0005168 v1 · 2000-05-08 · 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{LX6YVR4W7QPFS64DBF6D76NKHN}

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	2026-07-04T14:10:21.057524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dfd8ac796fc1e597b83097c3ff9aa3b47d9f4991daa69b3d3b5fc7513730b12

Aliases

arxiv: astro-ph/0005168 · arxiv_version: astro-ph/0005168v1 · doi: 10.48550/arxiv.astro-ph/0005168 · pith_short_12: LX6YVR4W7QPF · pith_short_16: LX6YVR4W7QPFS64D · pith_short_8: LX6YVR4W

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/LX6YVR4W7QPFS64DBF6D76NKHN \
  | 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: 5dfd8ac796fc1e597b83097c3ff9aa3b47d9f4991daa69b3d3b5fc7513730b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e1d99b9bcd525ff68f843be599f8558dfcbb3dc35585930a8e172c7e1d00b2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-08T09:12:07Z",
    "title_canon_sha256": "39a0ed23583ef1856554fa1d3a55b5e114ca25eaa6460f9422030a0e4457aa06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005168",
    "kind": "arxiv",
    "version": 1
  }
}