Pith Number

pith:Y77TVGRI

pith:2012:Y77TVGRIMJRFSU3ST2WS4P4WYQ

not attested not anchored not stored refs pending

Assembly of Massive Galaxies in a High-z Protocluster

Chihiro Tokoku, Ichi Tanaka, Koji Omata, Mariko Kubo, Masahiro Konishi, Masaru Kajisawa, Masayuki Akiyama, Ryuji Suzuki, Takashi Ichikawa, Tetsuo Nishimura, Tomohiro Yoshikawa, Tomoki Hayashino, Toru Yamada, Yuichi Matsuda, Yuka K. Uchimoto

arxiv:1203.0814 v2 · 2012-03-05 · 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{Y77TVGRIMJRFSU3ST2WS4P4WYQ}

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	2026-05-18T01:58:15.063298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7ff3a9a2862625953729ead2e3f96c43af153883f3867b7264a194bf94867bb

Aliases

arxiv: 1203.0814 · arxiv_version: 1203.0814v2 · doi: 10.48550/arxiv.1203.0814 · pith_short_12: Y77TVGRIMJRF · pith_short_16: Y77TVGRIMJRFSU3S · pith_short_8: Y77TVGRI

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/Y77TVGRIMJRFSU3ST2WS4P4WYQ \
  | 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: c7ff3a9a2862625953729ead2e3f96c43af153883f3867b7264a194bf94867bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96a5ee4d2f9b230dbadffb5b6b50884908ec511029584d867992c9c246a2473c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-03-05T04:44:16Z",
    "title_canon_sha256": "8d3dae13a9cc3c074f31db2a5c3274d6641cfb2b3f16c516798bdf50754b2e55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0814",
    "kind": "arxiv",
    "version": 2
  }
}