Pith Number

pith:D7G2AABO

pith:2006:D7G2AABOHVNJIUZXQHCZBFUEC7

not attested not anchored not stored refs pending

The X-ray Properties of Active Galactic Nuclei with Double-Peaked Balmer Lines

2), (2) MPE, D. P. Schneider (1), Garching), G. Chartas (1) ((1) Penn State, I. V. Strateva (1, M. Eracleous (1), W. N. Brandt (1)

arxiv:astro-ph/0607226 v1 · 2006-07-11 · 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{D7G2AABOHVNJIUZXQHCZBFUEC7}

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	2026-07-04T15:19:07.907959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fcda0002e3d5a94533781c590968417f3563dadbe40e4679d5cf56f6c8699ba

Aliases

arxiv: astro-ph/0607226 · arxiv_version: astro-ph/0607226v1 · doi: 10.48550/arxiv.astro-ph/0607226 · pith_short_12: D7G2AABOHVNJ · pith_short_16: D7G2AABOHVNJIUZX · pith_short_8: D7G2AABO

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/D7G2AABOHVNJIUZXQHCZBFUEC7 \
  | 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: 1fcda0002e3d5a94533781c590968417f3563dadbe40e4679d5cf56f6c8699ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9135e55853941b5d17f1f13085b8ab9b16010ae0cce1df82c513ef3bd8668558",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-11T12:54:44Z",
    "title_canon_sha256": "315978c68a94028715aa62934c8b82b8a45c69110666c4d828789cb5cd9dd867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607226",
    "kind": "arxiv",
    "version": 1
  }
}