Pith Number

pith:GQ6S56IB

pith:2018:GQ6S56IBE7VKTYIZ5S6KHHFMW2

not attested not anchored not stored refs pending

Diffusion Approximations for Online Principal Component Estimation and Global Convergence

Chris Junchi Li, Han Liu, Mengdi Wang, Tong Zhang

arxiv:1808.09645 v1 · 2018-08-29 · stat.ML · 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{GQ6S56IBE7VKTYIZ5S6KHHFMW2}

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	2026-05-18T00:06:54.911705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

343d2ef90127eaa9e119ecbca39cacb697f583709db1e32761ece3abeab92e1c

Aliases

arxiv: 1808.09645 · arxiv_version: 1808.09645v1 · doi: 10.48550/arxiv.1808.09645 · pith_short_12: GQ6S56IBE7VK · pith_short_16: GQ6S56IBE7VKTYIZ · pith_short_8: GQ6S56IB

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/GQ6S56IBE7VKTYIZ5S6KHHFMW2 \
  | 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: 343d2ef90127eaa9e119ecbca39cacb697f583709db1e32761ece3abeab92e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c08e65d28809fb06fffdf1ad6f39ff88f481ef430ee71c307b841f5a70afd1f6",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-08-29T05:36:07Z",
    "title_canon_sha256": "0ee4053449747c5843b5604da1938733a17416af97fdda4839cb20e4d5003136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09645",
    "kind": "arxiv",
    "version": 1
  }
}