Pith Number

pith:XCHQHTU3

pith:2017:XCHQHTU3ZVBLXQSQMNMLAJHFUM

not attested not anchored not stored refs pending

Stochastic Variance-reduced Gradient Descent for Low-rank Matrix Recovery from Linear Measurements

Lingxiao Wang, Quanquan Gu, Xiao Zhang

arxiv:1701.00481 v2 · 2017-01-02 · 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{XCHQHTU3ZVBLXQSQMNMLAJHFUM}

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	2026-05-18T00:52:49.066896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88f03ce9bcd42bbc2506358b024e5a32963b69a4327d9a9e91879db0f930208

Aliases

arxiv: 1701.00481 · arxiv_version: 1701.00481v2 · doi: 10.48550/arxiv.1701.00481 · pith_short_12: XCHQHTU3ZVBL · pith_short_16: XCHQHTU3ZVBLXQSQ · pith_short_8: XCHQHTU3

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/XCHQHTU3ZVBLXQSQMNMLAJHFUM \
  | 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: b88f03ce9bcd42bbc2506358b024e5a32963b69a4327d9a9e91879db0f930208

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f06b0463fbe94055f00f4a8f687ab19fa86c42ca1e92f41b41b83bacdf2385bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-01-02T18:58:38Z",
    "title_canon_sha256": "25c395c9c1d2137f710a8c3cd337d65da27894c7b31a084e99106f0a26d26da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00481",
    "kind": "arxiv",
    "version": 2
  }
}