Pith Number

pith:QXO5MI5R

pith:2018:QXO5MI5R5DDRTICIDNBON6IR36

not attested not anchored not stored refs pending

Connecting the X-ray properties of weak-line and typical quasars: testing for a geometrically thick accretion disk

B. Luo, D. P. Schneider, Gordon T. Richards, J. Wu, O. Shemmer, P. B. Hall, Qingling Ni, R. M. Plotkin, S. F. Anderson, W. N. Brandt, Yue Shen

arxiv:1807.08757 v2 · 2018-07-23 · astro-ph.GA · 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{QXO5MI5R5DDRTICIDNBON6IR36}

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

Strong X-ray Variability of I Zwicky 1: Obscuration from Clumpy Accretion-Disk Winds

Receipt and verification

First computed	2026-05-18T00:08:37.924080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ddd623b1e8c719a0481b42e6f911df98df55c668e1fb326be0c8323b1e7c5e

Aliases

arxiv: 1807.08757 · arxiv_version: 1807.08757v2 · doi: 10.48550/arxiv.1807.08757 · pith_short_12: QXO5MI5R5DDR · pith_short_16: QXO5MI5R5DDRTICI · pith_short_8: QXO5MI5R

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/QXO5MI5R5DDRTICIDNBON6IR36 \
  | 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: 85ddd623b1e8c719a0481b42e6f911df98df55c668e1fb326be0c8323b1e7c5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0924343367c18ba28215ec4bdf0d5de4e685817230eb6bdc34d8f8c107869982",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-23T18:00:01Z",
    "title_canon_sha256": "2efa6fade2d0c3641dcd1c3fad383a4a358c68128580370a9ccd589db14f6999"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08757",
    "kind": "arxiv",
    "version": 2
  }
}