Pith Number

pith:LKA7Q3EQ

pith:2014:LKA7Q3EQGQMMDDCBKOGHUWGTOI

not attested not anchored not stored refs pending

NuSTAR J033202-2746.8: direct constraints on the Compton reflection in a heavily obscured quasar at z~2

A. Comastri, A. Del Moro (Durham University), B. Luo, C. J. Hailey, C. Vignali, D. M. Alexander, D. R. Ballantyne, D. Stern, E. Treister, F. A. Harrison, F. Civano, F. E. Bauer, F. E. Christensen, G. B. Lansbury, J. A. Aird, J. R. Mullaney, M. Balokovi\'c, M. Urry, P. Gandhi, P. Ranalli, R. C. Hickox, R. Gilli, S. E. Boggs, S. M. LaMassa, S. Puccetti, W. N. Brandt, W. W. Craig, W. W. Zhang

arxiv:1403.2491 v1 · 2014-03-11 · 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{LKA7Q3EQGQMMDDCBKOGHUWGTOI}

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	2026-05-18T01:44:09.099178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a81f86c903418c18c41538c7a58d37233499f6de393eab38af5152d9ad498e5

Aliases

arxiv: 1403.2491 · arxiv_version: 1403.2491v1 · doi: 10.48550/arxiv.1403.2491 · pith_short_12: LKA7Q3EQGQMM · pith_short_16: LKA7Q3EQGQMMDDCB · pith_short_8: LKA7Q3EQ

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/LKA7Q3EQGQMMDDCBKOGHUWGTOI \
  | 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: 5a81f86c903418c18c41538c7a58d37233499f6de393eab38af5152d9ad498e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae705f769a667252ff719bd32970d2fd0557b8b00f727d250350c4d775ec1f86",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-11T07:24:52Z",
    "title_canon_sha256": "96f6dfefa199d05333c3809ed2a62f228bfad032ac6550a43e674fd2c8e13c1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2491",
    "kind": "arxiv",
    "version": 1
  }
}