Pith Number

pith:MD2DCQFK

pith:2021:MD2DCQFK5H5XV676G6JQQG4G5B

not attested not anchored not stored refs pending

Linear convergence of the Douglas-Rachford algorithm via a generic error bound condition

Javier Pe\~na, Juan C. Vera, Luis F. Zuluaga

arxiv:2111.06071 v1 · 2021-11-11 · math.OC

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MD2DCQFK5H5XV676G6JQQG4G5B}

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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.

Cited by

1 paper in Pith

On the convergence rate of the Douglas-Rachford splitting algorithm

Receipt and verification

First computed	2026-07-05T03:30:57.728150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60f43140aae9fb7afbfe3793081b86e844d859365643899b07d8b8d4123ae168

Aliases

arxiv: 2111.06071 · arxiv_version: 2111.06071v1 · doi: 10.48550/arxiv.2111.06071 · pith_short_12: MD2DCQFK5H5X · pith_short_16: MD2DCQFK5H5XV676 · pith_short_8: MD2DCQFK

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/MD2DCQFK5H5XV676G6JQQG4G5B \
  | 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: 60f43140aae9fb7afbfe3793081b86e844d859365643899b07d8b8d4123ae168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7edbdf1928aadb1f46dd92fc797bd608061fdd8f2c5de93b55936bdfe92f5891",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-11-11T06:35:52Z",
    "title_canon_sha256": "6c5166902976b0a3320e6ab4619c85fd325417df0713c7946f5e7ac417483cbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.06071",
    "kind": "arxiv",
    "version": 1
  }
}