Pith Number

pith:KDK3UJCM

pith:2000:KDK3UJCMNQVYCJYSVU4D6NMBWX

not attested not anchored not stored refs pending

The Seyfert-Starburst Connection in X-rays. II. Results and Implications

K. A. Weaver (JHU/GSFC), N. A. Levenson (JHU), T. M. Heckman (JHU)

arxiv:astro-ph/0012036 v1 · 2000-12-01 · 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{KDK3UJCMNQVYCJYSVU4D6NMBWX}

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	2026-07-04T16:17:42.794517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50d5ba244c6c2b812712ad383f3581b5e8cd88dd889557c328f8b0550805f527

Aliases

arxiv: astro-ph/0012036 · arxiv_version: astro-ph/0012036v1 · doi: 10.48550/arxiv.astro-ph/0012036 · pith_short_12: KDK3UJCMNQVY · pith_short_16: KDK3UJCMNQVYCJYS · pith_short_8: KDK3UJCM

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/KDK3UJCMNQVYCJYSVU4D6NMBWX \
  | 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: 50d5ba244c6c2b812712ad383f3581b5e8cd88dd889557c328f8b0550805f527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e0f4f215d21b50825b5192552011fb9bdd09900d64bdab29ee02d9be1131c7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-01T22:30:51Z",
    "title_canon_sha256": "17ec3961710b97fb039e2b0d3333bc65716bab768f5e2a1d8f9eacd12787646a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012036",
    "kind": "arxiv",
    "version": 1
  }
}