Pith Number

pith:3GANEB4W

pith:2000:3GANEB4WQ2SXWSK5JKTKO2OBCX

not attested not anchored not stored refs pending

Eigenvector 1: An Optimal Correlation Space for Active Galactic Nuclei

D. Dultzin-Hacyan, J. W. Sulentic, P. Marziani, T. Zwitter

arxiv:astro-ph/0005177 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{3GANEB4WQ2SXWSK5JKTKO2OBCX}

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	2026-05-18T04:25:48.057690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d980d2079686a57b495d4aa6a769c115ea188a811c687a3b2c05c9916c8c9de3

Aliases

arxiv: astro-ph/0005177 · arxiv_version: astro-ph/0005177v1 · doi: 10.48550/arxiv.astro-ph/0005177 · pith_short_12: 3GANEB4WQ2SX · pith_short_16: 3GANEB4WQ2SXWSK5 · pith_short_8: 3GANEB4W

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/3GANEB4WQ2SXWSK5JKTKO2OBCX \
  | 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: d980d2079686a57b495d4aa6a769c115ea188a811c687a3b2c05c9916c8c9de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "113a07b30d0409fac0ca180a5785622b4ec2ac8bdac5e2394b5209265a513be8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-08T15:01:17Z",
    "title_canon_sha256": "f6e163bb71d453eafc572a69077b05d59d22535e2577ea0460aa825168b89917"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005177",
    "kind": "arxiv",
    "version": 1
  }
}