Pith Number

pith:ODW7NDYC

pith:2018:ODW7NDYCJHFSOZPBZZ5HWLUWUK

not attested not anchored not stored refs pending

Effective strong convergence of the proximal point algorithm in CAT(0) spaces

Andrei Sipos, Laurentiu Leustean

arxiv:1801.02179 v2 · 2018-01-07 · 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{ODW7NDYCJHFSOZPBZZ5HWLUWUK}

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	2026-05-18T00:23:16.256148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70edf68f0249cb2765e1ce7a7b2e96a29d09575f96091ed11fcdd70b1aedc4f3

Aliases

arxiv: 1801.02179 · arxiv_version: 1801.02179v2 · doi: 10.48550/arxiv.1801.02179 · pith_short_12: ODW7NDYCJHFS · pith_short_16: ODW7NDYCJHFSOZPB · pith_short_8: ODW7NDYC

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/ODW7NDYCJHFSOZPBZZ5HWLUWUK \
  | 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: 70edf68f0249cb2765e1ce7a7b2e96a29d09575f96091ed11fcdd70b1aedc4f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f02db6ce405ab01cd3a014345844c4f5553d774210e7869220a81dd8ba597a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-01-07T12:28:41Z",
    "title_canon_sha256": "754c0c62e2b6f7c62cf913d27e883fe5e86b08a3185751106ba02393af41914b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02179",
    "kind": "arxiv",
    "version": 2
  }
}