Pith Number

pith:45RCHNBO

pith:2012:45RCHNBO5GC5JJU336VKH4OC2J

not attested not anchored not stored refs pending

Variability Selected Low-Luminosity Active Galactic Nuclei in the 4 Ms Chandra Deep Field-South

B. D. Lehmer, B. Luo, C. Vignali, D. M. Alexander, D. P. Schneider, F. E. Bauer, M. Paolillo, M. Young, O. Shemmer, W. N. Brandt, Y. Q. Xue

arxiv:1201.4391 v1 · 2012-01-20 · astro-ph.CO · astro-ph.GA · 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{45RCHNBO5GC5JJU336VKH4OC2J}

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	2026-05-18T01:58:44.147233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e76223b42ee985d4a69bdfaaa3f1c2d265068b93ea5e4eef83a938c350ef7202

Aliases

arxiv: 1201.4391 · arxiv_version: 1201.4391v1 · doi: 10.48550/arxiv.1201.4391 · pith_short_12: 45RCHNBO5GC5 · pith_short_16: 45RCHNBO5GC5JJU3 · pith_short_8: 45RCHNBO

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/45RCHNBO5GC5JJU336VKH4OC2J \
  | 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: e76223b42ee985d4a69bdfaaa3f1c2d265068b93ea5e4eef83a938c350ef7202

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "360ae7e6aa1b4c89f7e1284fe4a3acf4cdbe7973cb0ccfaae649951b350598d1",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-20T21:00:24Z",
    "title_canon_sha256": "3acafd8a4ab83a75f403976dcd0deca8771e3179bddc65a0471b8edace77156d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4391",
    "kind": "arxiv",
    "version": 1
  }
}