Pith Number

pith:ZHZ65BEL

pith:2012:ZHZ65BEL4DQ5SHN5B4FACYNQPD

not attested not anchored not stored refs pending

AGN and QSOs in the eROSITA All-Sky Survey -- Part I: Statistical properties

2), (2) Space Research Institute, (3) Max-Planck-Institut f\"ur extraterrestrische Physik (MPE), 4) ((1) Max-Planck-Institut f\"ur Astrophysik (MPA), (4) Dipartimento di Fisica e Astronomia, Alexander Kolodzig (1), Marat Gilfanov (1, Marcella Brusa (3, Rashid Sunyaev (1, Russian Academy of Sciences (IKI), Sergey Sazonov (2), Universit\'a di Bologna)

arxiv:1212.2151 v2 · 2012-12-10 · 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{ZHZ65BEL4DQ5SHN5B4FACYNQPD}

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	2026-05-18T03:14:53.007406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9f3ee848be0e1d91dbd0f0a0161b078f642ad0df1cc5d40a504e93a7e8a5b87

Aliases

arxiv: 1212.2151 · arxiv_version: 1212.2151v2 · doi: 10.48550/arxiv.1212.2151 · pith_short_12: ZHZ65BEL4DQ5 · pith_short_16: ZHZ65BEL4DQ5SHN5 · pith_short_8: ZHZ65BEL

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/ZHZ65BEL4DQ5SHN5B4FACYNQPD \
  | 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: c9f3ee848be0e1d91dbd0f0a0161b078f642ad0df1cc5d40a504e93a7e8a5b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "856e8cc69fc3bab436501179226dd8a726a4727964f48d365c5e7b0e7c5270d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-10T17:59:41Z",
    "title_canon_sha256": "4fbe6f0c21de745fb7f15663d14a3bdf06b7d41755096ddfb05fd67f7efb374b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2151",
    "kind": "arxiv",
    "version": 2
  }
}