Pith Number

pith:BU45LDVD

pith:2017:BU45LDVDUSJ7RTANORWTSUTWWZ

not attested not anchored not stored refs pending

A Sinkhorn-Newton method for entropic optimal transport

Benedikt Wirth, Christian Clason, Christoph Brauer, Dirk Lorenz

arxiv:1710.06635 v2 · 2017-10-18 · math.OC · math.NA · stat.ML

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BU45LDVDUSJ7RTANORWTSUTWWZ}

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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

FlashSinkhorn: IO-Aware Entropic Optimal Transport on GPU

Receipt and verification

First computed	2026-05-18T00:23:58.809901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d39d58ea3a493f8cc0d746d395276b67f7817e47144426603d7a74592b59e2b

Aliases

arxiv: 1710.06635 · arxiv_version: 1710.06635v2 · doi: 10.48550/arxiv.1710.06635 · pith_short_12: BU45LDVDUSJ7 · pith_short_16: BU45LDVDUSJ7RTAN · pith_short_8: BU45LDVD

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/BU45LDVDUSJ7RTANORWTSUTWWZ \
  | 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: 0d39d58ea3a493f8cc0d746d395276b67f7817e47144426603d7a74592b59e2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe0294c546567bd4168316f33e4d433409b06ad909106cb1dd5de0c3b8cafabb",
    "cross_cats_sorted": [
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-10-18T09:19:50Z",
    "title_canon_sha256": "80966db36fae66982e8b2cb68b56f3ae3331d622bfbe2fa8d9c2b58a573269df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06635",
    "kind": "arxiv",
    "version": 2
  }
}