Pith Number

pith:KPLRXLNV

pith:2012:KPLRXLNVGZYHORCFGJ4ZXBZWGH

not attested not anchored not stored refs pending

Testing the AGN Unification Model in the Infrared

A. Alonso-Herrero, A. Asensio Ramos, A. M. Perez Garcia, C. Packham, Cristina Ramos Almeida, J. M. Rodriguez Espinosa, J. T. Radomski, N. A. Levenson, R. Mason, T. Diaz-Santos

arxiv:1201.4240 v1 · 2012-01-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPLRXLNVGZYHORCFGJ4ZXBZWGH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:58:46.351428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53d71badb5367077444532799b873631c1e1693fa4fb3f79b57c942847e0d7f0

Aliases

arxiv: 1201.4240 · arxiv_version: 1201.4240v1 · doi: 10.48550/arxiv.1201.4240 · pith_short_12: KPLRXLNVGZYH · pith_short_16: KPLRXLNVGZYHORCF · pith_short_8: KPLRXLNV

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/KPLRXLNVGZYHORCFGJ4ZXBZWGH \
  | 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: 53d71badb5367077444532799b873631c1e1693fa4fb3f79b57c942847e0d7f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4269bbfdd44b1d02fa2ec475ea579c467bc20b3c2f6c9c68d77d4a0ecd5ae6b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-20T09:49:26Z",
    "title_canon_sha256": "1d268e0c685156cb7fd77b251ef7f7f7e56d665f354b247342ac226d390b36d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4240",
    "kind": "arxiv",
    "version": 1
  }
}