Pith Number

pith:NCHUNCOB

pith:2012:NCHUNCOBMNZRLC4MLZIT4IDUB3

not attested not anchored not stored refs pending

Discovery of a protocluster at z~6

Eiichi Egami, Jun Toshikawa, Kazuaki Ota, Kazuhiro Shimasaku, Kentaro Motohara, Linhua Jiang, Masao Hayashi, Matthew A. Malkan, Nobunari Kashikawa, Takatoshi Shibuya, Tohru Nagao, Tomoki Morokuma, Yoshifumi Ishizaki

arxiv:1203.1326 v1 · 2012-03-06 · 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{NCHUNCOBMNZRLC4MLZIT4IDUB3}

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	2026-05-18T01:58:14.066395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

688f4689c16373158b8c5e513e20740ecefe6a288bdd739234af0a558dfbccd9

Aliases

arxiv: 1203.1326 · arxiv_version: 1203.1326v1 · doi: 10.48550/arxiv.1203.1326 · pith_short_12: NCHUNCOBMNZR · pith_short_16: NCHUNCOBMNZRLC4M · pith_short_8: NCHUNCOB

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/NCHUNCOBMNZRLC4MLZIT4IDUB3 \
  | 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: 688f4689c16373158b8c5e513e20740ecefe6a288bdd739234af0a558dfbccd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d794d3c066e3f57d738c78fff3d42c934f1a356394512e73d3c539ceb33d051e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-03-06T21:00:56Z",
    "title_canon_sha256": "bfb4b73f120b77d33c328eaf38459827b39fc69132e9768515fce4299c4583bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1326",
    "kind": "arxiv",
    "version": 1
  }
}