Pith Number

pith:WKTC2LYT

pith:2015:WKTC2LYTYZ7T4K2KZPNLIHKLWN

not attested not anchored not stored refs pending

Very Compact Dense Galaxy Overdensity with {\delta} ~ 130 Identified at z ~ 8: Implications for Early Protocluster and Cluster-Core Formation

Masafumi Ishigaki, Masami Ouchi, Yuichi Harikane

arxiv:1509.01751 v3 · 2015-09-06 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKTC2LYTYZ7T4K2KZPNLIHKLWN}

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.

Cited by

1 paper in Pith

On the later evolution of observationally selected protocluster candidates at $z\,{\gtrsim}\,5$

Receipt and verification

First computed	2026-05-18T01:15:44.727438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2a62d2f13c67f3e2b4acbdab41d4bb378cef114c541777f1a8067e30ec47220

Aliases

arxiv: 1509.01751 · arxiv_version: 1509.01751v3 · doi: 10.48550/arxiv.1509.01751 · pith_short_12: WKTC2LYTYZ7T · pith_short_16: WKTC2LYTYZ7T4K2K · pith_short_8: WKTC2LYT

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/WKTC2LYTYZ7T4K2KZPNLIHKLWN \
  | 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: b2a62d2f13c67f3e2b4acbdab41d4bb378cef114c541777f1a8067e30ec47220

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8223e4d297552a26bcfc9c9245f09b8c83fb174c17b33d970cfa9cb071669e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-06T01:21:33Z",
    "title_canon_sha256": "dc75770987a4d680f86ffea54db3a24db3db0c592040f3a1373bb5cb0ae3f6fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01751",
    "kind": "arxiv",
    "version": 3
  }
}