Pith Number

pith:Y2BUR6PL

pith:2016:Y2BUR6PLA4EG4B56EI57VMQA6A

not attested not anchored not stored refs pending

Weighted Spectral Cluster Ensemble

Daoqiang Zhang, Muhammad Yousefnezhad

arxiv:1604.07178 v1 · 2016-04-25 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2BUR6PLA4EG4B56EI57VMQA6A}

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	2026-05-18T01:16:22.852585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c68348f9eb07086e07be223bfab200f032cd5443440409ce30be6e9b0c1a3d97

Aliases

arxiv: 1604.07178 · arxiv_version: 1604.07178v1 · doi: 10.48550/arxiv.1604.07178 · pith_short_12: Y2BUR6PLA4EG · pith_short_16: Y2BUR6PLA4EG4B56 · pith_short_8: Y2BUR6PL

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/Y2BUR6PLA4EG4B56EI57VMQA6A \
  | 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: c68348f9eb07086e07be223bfab200f032cd5443440409ce30be6e9b0c1a3d97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0deeaa77b49a8727690f65963085cd74056058b9bf82c3b32a4011acf683898c",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-04-25T09:29:21Z",
    "title_canon_sha256": "12785d1b03f3237f8a20951d4839e3bb7829ca680d5da12572f01dd296025e50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07178",
    "kind": "arxiv",
    "version": 1
  }
}