Pith Number

pith:O6VURFNO

pith:2013:O6VURFNOTMEWMCGZ4TBVLJK543

not attested not anchored not stored refs pending

O(logT) Projections for Stochastic Optimization of Smooth and Strongly Convex Functions

Lijun Zhang, Rong Jin, Tianbao Yang, Xiaofei He

arxiv:1304.0740 v1 · 2013-04-02 · 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{O6VURFNOTMEWMCGZ4TBVLJK543}

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	2026-05-18T03:29:14.410578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ab4895ae9b096608d9e4c355a55de6d104081f94570379cf993b2ba270a5d8

Aliases

arxiv: 1304.0740 · arxiv_version: 1304.0740v1 · doi: 10.48550/arxiv.1304.0740 · pith_short_12: O6VURFNOTMEW · pith_short_16: O6VURFNOTMEWMCGZ · pith_short_8: O6VURFNO

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/O6VURFNOTMEWMCGZ4TBVLJK543 \
  | 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: 77ab4895ae9b096608d9e4c355a55de6d104081f94570379cf993b2ba270a5d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a621cf741a896735b31a89075327017fdf7b06313f5c2087b2bfda0b45b40c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-04-02T19:11:23Z",
    "title_canon_sha256": "2b05a323859f701040623ed4d9176c524c1c2d03c316aba07969b0e8f43b9dd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0740",
    "kind": "arxiv",
    "version": 1
  }
}