Pith Number

pith:KCI7IJG3

pith:2015:KCI7IJG3LSIWKKXUXMOBVLDQ6S

not attested not anchored not stored refs pending

On the performance overhead tradeoff of distributed principal component analysis via data partitioning

Ni An, Steven Weber

arxiv:1512.05172 v3 · 2015-12-16 · cs.DC · cs.NI · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KCI7IJG3LSIWKKXUXMOBVLDQ6S}

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	2026-05-18T01:24:01.199639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5091f424db5c91652af4bb1c1aac70f4809c2fb4e355b616b73ccdfe157d7837

Aliases

arxiv: 1512.05172 · arxiv_version: 1512.05172v3 · doi: 10.48550/arxiv.1512.05172 · pith_short_12: KCI7IJG3LSIW · pith_short_16: KCI7IJG3LSIWKKXU · pith_short_8: KCI7IJG3

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/KCI7IJG3LSIWKKXUXMOBVLDQ6S \
  | 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: 5091f424db5c91652af4bb1c1aac70f4809c2fb4e355b616b73ccdfe157d7837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79819b92c5d173185b03b1d70a4b7de2202a31ebe6eaa19f19e109514a70dcec",
    "cross_cats_sorted": [
      "cs.NI",
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-12-16T13:35:47Z",
    "title_canon_sha256": "27a8acb0c805b67dd6df91acfe33c37e6a5eb45989bf3aeaeae9f55b4c5abda1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05172",
    "kind": "arxiv",
    "version": 3
  }
}