Pith Number

pith:4GY7MWPD

pith:1998:4GY7MWPD7FNCUPYNULX44L6MQH

not attested not anchored not stored refs pending

Emission Line-Ultraviolet to X-Ray Continuum Correlations: Constraints on the Anisotropy of the Ionizing Continuum in Active Galactic Nuclei

Ting-Gui Wang, You-Jun Lu, You-Yuan Zhou

arxiv:astro-ph/9801142 v1 · 1998-01-15 · 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{4GY7MWPD7FNCUPYNULX44L6MQH}

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	2026-07-04T16:06:05.045364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1b1f659e3f95a2a3f0da2efce2fcc81ce268f4275d1f418b1f6db34eab2ea86

Aliases

arxiv: astro-ph/9801142 · arxiv_version: astro-ph/9801142v1 · doi: 10.48550/arxiv.astro-ph/9801142 · pith_short_12: 4GY7MWPD7FNC · pith_short_16: 4GY7MWPD7FNCUPYN · pith_short_8: 4GY7MWPD

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/4GY7MWPD7FNCUPYNULX44L6MQH \
  | 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: e1b1f659e3f95a2a3f0da2efce2fcc81ce268f4275d1f418b1f6db34eab2ea86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a303834d7e8c2ae37954722474c6678ff569f4b6055a826c5b4fd9bea457040",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-01-15T07:19:01Z",
    "title_canon_sha256": "e4642d2431611a2791e80467ce666bae2c18f38930a8e08a789cb8642f37d7bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9801142",
    "kind": "arxiv",
    "version": 1
  }
}