Pith Number

pith:BNEF7ZDL

pith:2018:BNEF7ZDLKFXRYDU6OXL6JXA5HI

not attested not anchored not stored refs pending

A High Performance Implementation of Spectral Clustering on CPU-GPU Platforms

Joseph F. JaJa, Yu Jin

arxiv:1802.04450 v1 · 2018-02-13 · cs.DC · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNEF7ZDLKFXRYDU6OXL6JXA5HI}

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	2026-05-18T00:23:44.168827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b485fe46b516f1c0e9e75d7e4dc1d3a24b8eb8100832844caaf89821beaf322

Aliases

arxiv: 1802.04450 · arxiv_version: 1802.04450v1 · doi: 10.48550/arxiv.1802.04450 · pith_short_12: BNEF7ZDLKFXR · pith_short_16: BNEF7ZDLKFXRYDU6 · pith_short_8: BNEF7ZDL

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/BNEF7ZDLKFXRYDU6OXL6JXA5HI \
  | 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: 0b485fe46b516f1c0e9e75d7e4dc1d3a24b8eb8100832844caaf89821beaf322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095e87a049773bd50f054405087a8cf8cfe8a598beb8d09c11cc6bbe7fdcd7df",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-02-13T03:08:22Z",
    "title_canon_sha256": "c01ff6152165d8d6f4577a3c5f17a7caef534d49066645979deb4e26f054538f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04450",
    "kind": "arxiv",
    "version": 1
  }
}