Pith Number

pith:XNUZ3PBO

pith:2023:XNUZ3PBODBLK62OTO5M7BURJRG

not attested not anchored not stored refs pending

The fraction and kinematics of broad absorption line quasars across cosmic time

Andrea Ferrara, Anna-Christina Eilers, Chiara Feruglio, Chiara Mazzucchelli, Emanuele Paolo Farina, Enrico Piconcelli, Fabrizio Fiore, George Becker, Guido Cupani, Kastytis Zubovas, Manuela Bischetti, Maria-Vittoria Zanchettin, Masafusa Onoue, Massimo Gaspari, Nahum Arav, Rebecca Davies, Sarah E. I. Bosman, Tiago Costa, Valentina D'Odorico, Yongda Zhu

arxiv:2301.09731 v2 · 2023-01-23 · 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{XNUZ3PBODBLK62OTO5M7BURJRG}

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.

Cited by

1 paper in Pith

Physically motivated AGN emissivity profiles and their effects on quasar microlensing signatures. 1. Multi-epoch accretion disc size inference

Receipt and verification

First computed	2026-07-05T06:34:24.905939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb699dbc2e1856af69d37759f0d22989abf42cf2d56ea2b8107f9451b630c8ab

Aliases

arxiv: 2301.09731 · arxiv_version: 2301.09731v2 · doi: 10.48550/arxiv.2301.09731 · pith_short_12: XNUZ3PBODBLK · pith_short_16: XNUZ3PBODBLK62OT · pith_short_8: XNUZ3PBO

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/XNUZ3PBODBLK62OTO5M7BURJRG \
  | 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: bb699dbc2e1856af69d37759f0d22989abf42cf2d56ea2b8107f9451b630c8ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36499ab24d3f5e6e4f696ce8bbd1050c15f2fd9f2e4459f99bd66247560be1bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-01-23T21:48:13Z",
    "title_canon_sha256": "5a57cbcef5af9220fd28551ac6fbd9859228c6f675321e898e6f17f6bbd30013"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.09731",
    "kind": "arxiv",
    "version": 2
  }
}