Pith Number

pith:GB4YDEX6

pith:2025:GB4YDEX6OWIYACYXPRCTFOETDN

not attested not anchored not stored refs pending

An accelerated randomized Bregman-Kaczmarz method for strongly convex linearly constraint optimization

Dirk A. Lorenz, Ion Necoara, Lionel Tondji

arxiv:2504.01160 v1 · 2025-04-01 · math.OC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GB4YDEX6OWIYACYXPRCTFOETDN}

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	2026-07-05T10:43:10.072503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30798192fe7591800b177c4532b8931b63cb9c7cb3795dc7e8afa708e3acb9a5

Aliases

arxiv: 2504.01160 · arxiv_version: 2504.01160v1 · doi: 10.48550/arxiv.2504.01160 · pith_short_12: GB4YDEX6OWIY · pith_short_16: GB4YDEX6OWIYACYX · pith_short_8: GB4YDEX6

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/GB4YDEX6OWIYACYXPRCTFOETDN \
  | 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: 30798192fe7591800b177c4532b8931b63cb9c7cb3795dc7e8afa708e3acb9a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9db2c3838adfe69a78e1ba83657aec4dd2d3d4ea2b86ce85a2222124e974611",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-04-01T20:00:08Z",
    "title_canon_sha256": "5f9df3772ceaa3c39bb2eb2906555113decd06c4ef12bd99266cc965d3ddfc54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.01160",
    "kind": "arxiv",
    "version": 1
  }
}