Pith Number

pith:SRFMXITW

pith:2016:SRFMXITWPMYMW6H7JE6KOU4XLR

not attested not anchored not stored refs pending

A stochastic coordinate descent splitting primal-dual fixed point algorithm and applications to large-scale composite optimization

Jigen Peng, Meng Wen, Yu-Chao Tang

arxiv:1604.04282 v1 · 2016-04-14 · 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{SRFMXITWPMYMW6H7JE6KOU4XLR}

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	2026-05-18T01:17:04.633415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

944acba2767b30cb78ff493ca753975c432efe3a8dfd3aaa589315a5c87d2f1e

Aliases

arxiv: 1604.04282 · arxiv_version: 1604.04282v1 · doi: 10.48550/arxiv.1604.04282 · pith_short_12: SRFMXITWPMYM · pith_short_16: SRFMXITWPMYMW6H7 · pith_short_8: SRFMXITW

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/SRFMXITWPMYMW6H7JE6KOU4XLR \
  | 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: 944acba2767b30cb78ff493ca753975c432efe3a8dfd3aaa589315a5c87d2f1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e068a62f397c968ee16937cb7789bb6c24a3ef075ac9ad2e7e93373219d6600e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-04-14T14:55:10Z",
    "title_canon_sha256": "73732acee858db36eafba8113f0ce8788abd230ac5eefbdd0af3079d85c36245"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04282",
    "kind": "arxiv",
    "version": 1
  }
}