Pith Number

pith:BXKMQNOJ

pith:2012:BXKMQNOJCWFFZCUPGT2KFTJRZF

not attested not anchored not stored refs pending

Dusty origin of the Broad Line Region in active galaxies

Bozena Czerny, Ishita Maity, Janusz Kaluzny, Krzysztof Hryniewicz

arxiv:1211.1232 v2 · 2012-11-06 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BXKMQNOJCWFFZCUPGT2KFTJRZF}

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	2026-05-18T01:53:25.045160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dd4c835c9158a5c8a8f34f4a2cd31c965d63c8410a0e93f663ee461db7523a0

Aliases

arxiv: 1211.1232 · arxiv_version: 1211.1232v2 · doi: 10.48550/arxiv.1211.1232 · pith_short_12: BXKMQNOJCWFF · pith_short_16: BXKMQNOJCWFFZCUP · pith_short_8: BXKMQNOJ

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/BXKMQNOJCWFFZCUPGT2KFTJRZF \
  | 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: 0dd4c835c9158a5c8a8f34f4a2cd31c965d63c8410a0e93f663ee461db7523a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1160fa690fcfeb18c24b3a7e8138336e136f2b5669c5b15bbf726fb0fb98ffcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-06T14:18:04Z",
    "title_canon_sha256": "c7c549eabc39f14e21eb8d95c2bf39465c7597228cd27ee001f29cb82ccdd82a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1232",
    "kind": "arxiv",
    "version": 2
  }
}