Pith Number

pith:CFA3LQ6E

pith:2004:CFA3LQ6EJRC7STHCRN4PLMTDBI

not attested not anchored not stored refs pending

Torus models for obscuration in type 2 AGN

Bernd Vollmer, Thomas Beckert, Wolfgang J. Duschl

arxiv:astro-ph/0410368 v1 · 2004-10-15 · 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{CFA3LQ6EJRC7STHCRN4PLMTDBI}

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	2026-05-18T01:07:32.048229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1141b5c3c44c45f94ce28b78f5b2630a3a67bc56cbeae3cc70a2c4039183f218

Aliases

arxiv: astro-ph/0410368 · arxiv_version: astro-ph/0410368v1 · doi: 10.48550/arxiv.astro-ph/0410368 · pith_short_12: CFA3LQ6EJRC7 · pith_short_16: CFA3LQ6EJRC7STHC · pith_short_8: CFA3LQ6E

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/CFA3LQ6EJRC7STHCRN4PLMTDBI \
  | 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: 1141b5c3c44c45f94ce28b78f5b2630a3a67bc56cbeae3cc70a2c4039183f218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4297ee07f92bac12a5d961a8b7c34b6bf41bb9744f665a93bb088752d7ee4a6b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-15T08:46:55Z",
    "title_canon_sha256": "8bcc510cb8f68705e1c0d6dccd8c19bb23c1bc4b4ff9c3e2edf710963baf776f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410368",
    "kind": "arxiv",
    "version": 1
  }
}