Pith Number

pith:XACDZIFU

pith:2010:XACDZIFUF4TJXEDZ2GSLRQHGJA

not attested not anchored not stored refs pending

The X-ray spectral signatures from the complex circumnuclear regions in the Compton thick AGN NGC 424

A. C. Fabian, A. Marinucci, E. Piconcelli, G. Matt, G. Miniutti, K. Iwasawa, S. Bianchi

arxiv:1010.4227 v1 · 2010-10-20 · 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{XACDZIFUF4TJXEDZ2GSLRQHGJA}

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	2026-05-18T02:05:00.560388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8043ca0b42f269b9079d1a4b8c0e6482e1e0a0b211e36b74cd71319115dad3e

Aliases

arxiv: 1010.4227 · arxiv_version: 1010.4227v1 · doi: 10.48550/arxiv.1010.4227 · pith_short_12: XACDZIFUF4TJ · pith_short_16: XACDZIFUF4TJXEDZ · pith_short_8: XACDZIFU

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/XACDZIFUF4TJXEDZ2GSLRQHGJA \
  | 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: b8043ca0b42f269b9079d1a4b8c0e6482e1e0a0b211e36b74cd71319115dad3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1865a3a549c001702a5ec70cb9d4e15c91a320dd45aae6eb123001185f1839a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-20T15:20:12Z",
    "title_canon_sha256": "d0ebfe63656207ffa306091ac93161b78c6e97ee4277d2a6a5a9539ce46a4b6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4227",
    "kind": "arxiv",
    "version": 1
  }
}