Pith Number

pith:NZOXI4TX

pith:2009:NZOXI4TXDT3HCJ65OU5RCIQYWF

not attested not anchored not stored refs pending

A Suzaku observation of the ULIRG IRAS19254-7245: disclosing the AGN component

A. Ptak, G. Risaliti, J.N. Reeves, R. Della Ceca, T. Yaqoob, V. Braito

arxiv:0905.1041 v1 · 2009-05-07 · 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{NZOXI4TXDT3HCJ65OU5RCIQYWF}

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	2026-05-18T02:13:46.658427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e5d7472771cf67127dd753b112218b17439d8c4483995f1a8fc42352b331aa7

Aliases

arxiv: 0905.1041 · arxiv_version: 0905.1041v1 · doi: 10.48550/arxiv.0905.1041 · pith_short_12: NZOXI4TXDT3H · pith_short_16: NZOXI4TXDT3HCJ65 · pith_short_8: NZOXI4TX

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/NZOXI4TXDT3HCJ65OU5RCIQYWF \
  | 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: 6e5d7472771cf67127dd753b112218b17439d8c4483995f1a8fc42352b331aa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "146677d02732502922fc112e1ea128e894b8f4a3fc445fa59f066360fa79c415",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-05-07T14:54:04Z",
    "title_canon_sha256": "9598ea05c485d8a7b444dea46e5db27380a1c1bd3ea5315f0a5b2078f122282d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1041",
    "kind": "arxiv",
    "version": 1
  }
}