Pith Number

pith:Y73ECYBU

pith:2014:Y73ECYBURUJXZA53BMNIW7EDDS

not attested not anchored not stored refs pending

Weak Hard X-ray Emission from Broad Absorption Line Quasars: Evidence for Intrinsic X-ray Weakness

A. Comastri, A. E. Scott, B. Luo, C. J. Hailey, C. Saez, D. Farrah, D. J. Walton, D. M. Alexander, D. Stern, F. A. Harrison, F. E. Bauer, F. E. Christensen, M. Koss, P. Ar\'Evalo, P. Gandhi, P. Ogle, S. E. Boggs, S. H. Teng, S. Puccetti, W. N. Brandt, W. W. Craig, W. W. Zhang

arxiv:1408.3633 v1 · 2014-08-15 · astro-ph.HE · 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{Y73ECYBURUJXZA53BMNIW7EDDS}

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	2026-05-18T01:42:18.487916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7f64160348d137c83bb0b1a8b7c831c9c0f8f6f8be27dd89c5db6d9d8390545

Aliases

arxiv: 1408.3633 · arxiv_version: 1408.3633v1 · doi: 10.48550/arxiv.1408.3633 · pith_short_12: Y73ECYBURUJX · pith_short_16: Y73ECYBURUJXZA53 · pith_short_8: Y73ECYBU

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/Y73ECYBURUJXZA53BMNIW7EDDS \
  | 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: c7f64160348d137c83bb0b1a8b7c831c9c0f8f6f8be27dd89c5db6d9d8390545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "534e8eb2f1e4522a19ed64095e09995f024473d456b3c07e7ef0d589d21b5b83",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-08-15T20:00:13Z",
    "title_canon_sha256": "815477561a819e8bfffc4a128779d0d771c9b0c20215f48020100d764f069d7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3633",
    "kind": "arxiv",
    "version": 1
  }
}