Pith Number

pith:MIUZZNGH

pith:2016:MIUZZNGH6F5RCWLSWMLRTV4HZ4

not attested not anchored not stored refs pending

On the finite convergence of the Douglas-Rachford algorithm for solving (not necessarily convex) feasibility problems in Euclidean spaces

Heinz H. Bauschke, Minh N. Dao

arxiv:1604.04657 v1 · 2016-04-15 · math.OC · cs.NA · math.FA · 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{MIUZZNGH6F5RCWLSWMLRTV4HZ4}

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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	2026-06-04T17:10:11.069650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62299cb4c7f17b115972b31719d787cf0d4d553699200c1fd22a30bc30e85c36

Aliases

arxiv: 1604.04657 · arxiv_version: 1604.04657v1 · doi: 10.48550/arxiv.1604.04657 · pith_short_12: MIUZZNGH6F5R · pith_short_16: MIUZZNGH6F5RCWLS · pith_short_8: MIUZZNGH

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/MIUZZNGH6F5RCWLSWMLRTV4HZ4 \
  | 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: 62299cb4c7f17b115972b31719d787cf0d4d553699200c1fd22a30bc30e85c36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df502fc2d28a1dc7f97023839688bd5fc0ba67852248fccfbd3d27ae2ec4e87",
    "cross_cats_sorted": [
      "cs.NA",
      "math.FA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-04-15T22:32:24Z",
    "title_canon_sha256": "be9801453bf101c5b4cb32e88a385c2d48ac86e98aaf02222613acc1fb3ceacd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04657",
    "kind": "arxiv",
    "version": 1
  }
}