Pith Number

pith:CTT3D3PN

pith:2009:CTT3D3PNIFQJT6V3SCM3PTZY7D

not attested not anchored not stored refs pending

Early Science Result from the Japanese Virtual Observatory: AGN and Galaxy Clustering at z = 0.3 to 3.0

Masahiro Tanaka, Masatoshi Ohishi, Naoki Yasuda, Tadafumi Takata, Yoshihiko Mizumoto, Yuji Shirasaki

arxiv:0907.5380 v3 · 2009-07-30 · 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{CTT3D3PNIFQJT6V3SCM3PTZY7D}

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	2026-05-18T02:12:46.085894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e7b1eded416099fabb9099b7cf38f8c908d90953934f8b4d51f2563c397cbd

Aliases

arxiv: 0907.5380 · arxiv_version: 0907.5380v3 · doi: 10.48550/arxiv.0907.5380 · pith_short_12: CTT3D3PNIFQJ · pith_short_16: CTT3D3PNIFQJT6V3 · pith_short_8: CTT3D3PN

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/CTT3D3PNIFQJT6V3SCM3PTZY7D \
  | 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: 14e7b1eded416099fabb9099b7cf38f8c908d90953934f8b4d51f2563c397cbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c420f6a65d1e5470d08fd194743fc9b0317b3b376426f18bde61c4bc737f3487",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-30T17:11:39Z",
    "title_canon_sha256": "442610b0af0d5ba67b28d9268959f68d48ab51272090fa1a9d63bbaedb3feff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5380",
    "kind": "arxiv",
    "version": 3
  }
}