Pith Number

pith:BKCVGRIO

pith:2016:BKCVGRIOJ6B76KKHS2GLTAUIUG

not attested not anchored not stored refs pending

The Origin of Double-peaked Narrow Lines in Active Galactic Nuclei II: Kinematic Classifications for the Population at z < 0.1

Francisco M\"uller-S\'anchez, Julia Comerford, Michael Cooper, Rebecca Nevin, R. Scott Barrows

arxiv:1609.04018 v1 · 2016-09-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKCVGRIOJ6B76KKHS2GLTAUIUG}

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	2026-05-18T00:57:26.013542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8553450e4f83ff2947968cb98288a1b5740f430bd7d0b8f31bdb24a3a33707

Aliases

arxiv: 1609.04018 · arxiv_version: 1609.04018v1 · doi: 10.48550/arxiv.1609.04018 · pith_short_12: BKCVGRIOJ6B7 · pith_short_16: BKCVGRIOJ6B76KKH · pith_short_8: BKCVGRIO

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/BKCVGRIOJ6B76KKHS2GLTAUIUG \
  | 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: 0a8553450e4f83ff2947968cb98288a1b5740f430bd7d0b8f31bdb24a3a33707

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e5725ace9427c12f66ebf0baacb424991c9d4abaa2a52ac9e48dc7b2561f55e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-13T20:00:02Z",
    "title_canon_sha256": "ced6a16efbfbc9659ba6340101f3d7c0b4bdfae58d32bb81c56f395420906dfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04018",
    "kind": "arxiv",
    "version": 1
  }
}