Pith Number

pith:PDTPZKJH

pith:2012:PDTPZKJHJFE53LC2KLXG64ONBC

not attested not anchored not stored refs pending

Tracking Down the Source Population Responsible for the Unresolved Cosmic 6-8 keV Background

A. C. Fabian, A. Comastri, B. D. Lehmer, B. Luo, C. Vignali, D. M. Alexander, D. P. Schneider, F. E. Bauer, M. Young, R. Gilli, S. X. Wang, W. N. Brandt, Y. Q. Xue

arxiv:1209.0467 v1 · 2012-09-03 · astro-ph.CO · 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{PDTPZKJHJFE53LC2KLXG64ONBC}

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

Nuclear Activity and Host Galaxy Properties of Low-Luminosity AGN Identified from VLA Observations

Receipt and verification

First computed	2026-05-18T01:54:47.854462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78e6fca9274949ddac5a52ee6f71cd08840b80825c175de4779916cbdcdde9cd

Aliases

arxiv: 1209.0467 · arxiv_version: 1209.0467v1 · doi: 10.48550/arxiv.1209.0467 · pith_short_12: PDTPZKJHJFE5 · pith_short_16: PDTPZKJHJFE53LC2 · pith_short_8: PDTPZKJH

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/PDTPZKJHJFE53LC2KLXG64ONBC \
  | 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: 78e6fca9274949ddac5a52ee6f71cd08840b80825c175de4779916cbdcdde9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23080ba57827c1ffd0acbed75916b921ee4eb8bbf3cfcc51381612e503f9bbb0",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-03T20:00:17Z",
    "title_canon_sha256": "54750262198b3e1853f67cd399bd8a9de4d64a124906e92b2a4b4a8a2cb64abc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0467",
    "kind": "arxiv",
    "version": 1
  }
}