Pith Number

pith:X7UX3RHP

pith:2016:X7UX3RHPWSI7FDP7SHZ2BXYW5F

not attested not anchored not stored refs pending

A remark on the convergence of the Douglas-Rachford iteration in a non-convex setting

Ohad Giladi

arxiv:1609.08751 v1 · 2016-09-28 · 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{X7UX3RHPWSI7FDP7SHZ2BXYW5F}

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	2026-05-18T01:03:42.001946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe97dc4efb491f28dff91f3a0df16e95b9948d17532b37b8b8b54bd58e21175

Aliases

arxiv: 1609.08751 · arxiv_version: 1609.08751v1 · doi: 10.48550/arxiv.1609.08751 · pith_short_12: X7UX3RHPWSI7 · pith_short_16: X7UX3RHPWSI7FDP7 · pith_short_8: X7UX3RHP

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/X7UX3RHPWSI7FDP7SHZ2BXYW5F \
  | 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: bfe97dc4efb491f28dff91f3a0df16e95b9948d17532b37b8b8b54bd58e21175

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f55953df1a599353383fa80aab7dd0015a64a996d8da8fe1fb322097f878e82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-09-28T03:25:19Z",
    "title_canon_sha256": "e9881b9230d49814a38146b1f1e7f8242066e47751d92a7a366e034bef882605"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08751",
    "kind": "arxiv",
    "version": 1
  }
}