Pith Number

pith:H3GJ5Z5N

pith:2019:H3GJ5Z5NMQOFQZGRORUWCGTEMD

not attested not anchored not stored refs pending

Linear Convergence of Variable Bregman Stochastic Coordinate Descent Method for Nonsmooth Nonconvex Optimization by Level-set Variational Analysis

Daoli Zhu, Lei Zhao

arxiv:1905.10926 v1 · 2019-05-27 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3GJ5Z5NMQOFQZGRORUWCGTEMD}

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	2026-05-17T23:45:03.390109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ecc9ee7ad641c5864d17469611a6460d6c78f487ab9a7182dc62c93c143a5c9

Aliases

arxiv: 1905.10926 · arxiv_version: 1905.10926v1 · doi: 10.48550/arxiv.1905.10926 · pith_short_12: H3GJ5Z5NMQOF · pith_short_16: H3GJ5Z5NMQOFQZGR · pith_short_8: H3GJ5Z5N

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/H3GJ5Z5NMQOFQZGRORUWCGTEMD \
  | 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: 3ecc9ee7ad641c5864d17469611a6460d6c78f487ab9a7182dc62c93c143a5c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e206cd5eef186fff2225a88eb809bc9a3a296634e35ced77185da52b28aed9d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-05-27T01:30:39Z",
    "title_canon_sha256": "5bd9cdfa57f981a2eb0ff6c85650e6b3261430b78ced73e4867a12668f1f21f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10926",
    "kind": "arxiv",
    "version": 1
  }
}