Pith Number

pith:DJOMVJ2E

pith:2016:DJOMVJ2EQA43RHR2SHY5ZUVDFY

not attested not anchored not stored refs pending

A Richer Theory of Convex Constrained Optimization with Reduced Projections and Improved Rates

Lijun Zhang, Qihang Lin, Tianbao Yang

arxiv:1608.03487 v2 · 2016-08-11 · math.OC · 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{DJOMVJ2EQA43RHR2SHY5ZUVDFY}

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	2026-05-18T00:42:35.159724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a5ccaa7448039b89e3a91f1dcd2a32e15ed53746ae335e31550cea088ef4830

Aliases

arxiv: 1608.03487 · arxiv_version: 1608.03487v2 · doi: 10.48550/arxiv.1608.03487 · pith_short_12: DJOMVJ2EQA43 · pith_short_16: DJOMVJ2EQA43RHR2 · pith_short_8: DJOMVJ2E

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/DJOMVJ2EQA43RHR2SHY5ZUVDFY \
  | 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: 1a5ccaa7448039b89e3a91f1dcd2a32e15ed53746ae335e31550cea088ef4830

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "427523daa3504fecb593884f3fb2b69b957486dec895654b55ea4467ddf40080",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-08-11T14:48:18Z",
    "title_canon_sha256": "416211be8e486b1222c9db2f9279d39b391e45ca1b92dd92260ed71e31019c75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03487",
    "kind": "arxiv",
    "version": 2
  }
}