Pith Number

pith:KAE7L5CI

pith:2017:KAE7L5CIMDSNT76TH5R2RHSUGA

not attested not anchored not stored refs pending

Communication-efficient Algorithms for Distributed Stochastic Principal Component Analysis

Dan Garber, Nathan Srebro, Ohad Shamir

arxiv:1702.08169 v1 · 2017-02-27 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KAE7L5CIMDSNT76TH5R2RHSUGA}

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	2026-05-18T00:49:55.752576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5009f5f44860e4d9ffd33f63a89e54302752b8139e7c41a9940f3f6c7544445b

Aliases

arxiv: 1702.08169 · arxiv_version: 1702.08169v1 · doi: 10.48550/arxiv.1702.08169 · pith_short_12: KAE7L5CIMDSN · pith_short_16: KAE7L5CIMDSNT76T · pith_short_8: KAE7L5CI

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/KAE7L5CIMDSNT76TH5R2RHSUGA \
  | 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: 5009f5f44860e4d9ffd33f63a89e54302752b8139e7c41a9940f3f6c7544445b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5f9129b061064605bbb9becb0ca68fd5a048d824ba901b254482bf9b0130403",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-02-27T07:45:58Z",
    "title_canon_sha256": "f4e45c578f03776b76f550253fb1d1a1ed79f295a53876dd41e7382fb3cf3fb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08169",
    "kind": "arxiv",
    "version": 1
  }
}