Pith Number

pith:PC3H37Z3

pith:2019:PC3H37Z3GQG4AMQMB4AWIDMIUM

not attested not anchored not stored refs pending

Bregman Proximal Gradient Algorithm with Extrapolation for a class of Nonconvex Nonsmooth Minimization Problems

Hao Jiang, Lizhi Cheng, M. Angeles Martinez, Roberto Barrio, Xiaoya Zhang

arxiv:1904.11295 v1 · 2019-04-25 · 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{PC3H37Z3GQG4AMQMB4AWIDMIUM}

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	2026-05-17T23:47:45.266002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78b67dff3b340dc0320c0f01640d88a31db5b2154dc9ed6370f7a2521291134f

Aliases

arxiv: 1904.11295 · arxiv_version: 1904.11295v1 · doi: 10.48550/arxiv.1904.11295 · pith_short_12: PC3H37Z3GQG4 · pith_short_16: PC3H37Z3GQG4AMQM · pith_short_8: PC3H37Z3

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/PC3H37Z3GQG4AMQMB4AWIDMIUM \
  | 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: 78b67dff3b340dc0320c0f01640d88a31db5b2154dc9ed6370f7a2521291134f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18319bc39b251f16d2b8a673d3aea4df87455c2738043bfc304c22b0dd122806",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-25T12:32:30Z",
    "title_canon_sha256": "cf5f9724efbc98e936a1e44055ab7000241b58699baab0057e3f5662803f553e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11295",
    "kind": "arxiv",
    "version": 1
  }
}