Pith Number

pith:Q3G72CJZ

pith:2014:Q3G72CJZLUXFGNBPQWS46CIHGK

not attested not anchored not stored refs pending

Searching for highly obscured AGN in the XMM-Newton serendipitous source catalog

(2) Department of Physics & Astronomy, A. Akylas (1), A. Corral (1), E. Koulouridis (1), G.C. Stewart (2), G.Lanzuisi (1), G. Mountrichas (1), Greece), I. Georgantopoulos (1), J.P. Pye (2) ((1) IAASARS (NOA, K.L. Page (2), M.G. Watson (2), P. Ranalli (1), S.R. Rosen (2), University of Leicester (UK))

arxiv:1407.6944 v1 · 2014-07-25 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3G72CJZLUXFGNBPQWS46CIHGK}

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	2026-05-18T02:41:24.376878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86cdfd09395d2e53342f85a5cf09073299aead7cf7ccf2b03bb8a9227a6610da

Aliases

arxiv: 1407.6944 · arxiv_version: 1407.6944v1 · doi: 10.48550/arxiv.1407.6944 · pith_short_12: Q3G72CJZLUXF · pith_short_16: Q3G72CJZLUXFGNBP · pith_short_8: Q3G72CJZ

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/Q3G72CJZLUXFGNBPQWS46CIHGK \
  | 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: 86cdfd09395d2e53342f85a5cf09073299aead7cf7ccf2b03bb8a9227a6610da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2237b43d01db852604e330a312d671821549cd068857da70caa9073df7d5803",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-07-25T15:36:34Z",
    "title_canon_sha256": "37bb9fdcce89c04f7cdb5b52b3d1f1e1a09352401b0526bf4efc73624f02aaf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6944",
    "kind": "arxiv",
    "version": 1
  }
}