Pith Number

pith:SULGECOC

pith:2015:SULGECOCCEVV435FEC2OSF6VFI

not attested not anchored not stored refs pending

Quasar clustering in a galaxy and quasar formation model based on ultra high-resolution N-body simulations

2), 2) ((1) Bunkyo University, (2) Nagasaki University, (3) Tokyo Keizai University, (4) Chiba University, (5) Ehime University, (6) University of Tokyo), Masahiro Nagashima (1, Masakazu A. R. Kobayashi (5), Motohiro Enoki (3), Ryu Makiya (6), Taira Oogi (1, Tomoaki Ishiyama (4)

arxiv:1512.00458 v1 · 2015-12-01 · 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{SULGECOCCEVV435FEC2OSF6VFI}

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	2026-05-18T01:25:25.848090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95166209c2112b5e6fa520b4e917d52a3df8fe2443c51dd013b45853aff0e468

Aliases

arxiv: 1512.00458 · arxiv_version: 1512.00458v1 · doi: 10.48550/arxiv.1512.00458 · pith_short_12: SULGECOCCEVV · pith_short_16: SULGECOCCEVV435F · pith_short_8: SULGECOC

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/SULGECOCCEVV435FEC2OSF6VFI \
  | 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: 95166209c2112b5e6fa520b4e917d52a3df8fe2443c51dd013b45853aff0e468

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cfa94860912dfcb809f7bcd901add5635ea3152fe590e5351fcf8848eb11a23",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-01T21:00:02Z",
    "title_canon_sha256": "a0f6f7df6e6f7fce00935bad48f9af8a00b2facf82e1ee53f6e065fcabc23ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00458",
    "kind": "arxiv",
    "version": 1
  }
}