Pith Number

pith:4YKDFD53

pith:2021:4YKDFD53JKYWRB4M32CG5IYLCL

not attested not anchored not stored refs pending

Parameter tuning and model selection in optimal transport with semi-dual Brenier formulation

Adrien Vacher (MOKAPLAN), Fran\c{c}ois-Xavier Vialard (LIGM)

arxiv:2112.07275 v2 · 2021-12-14 · math.ST · stat.TH

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YKDFD53JKYWRB4M32CG5IYLCL}

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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

3 papers in Pith

Stability of the Monge Map in Semi-Dual Optimal Transport

Receipt and verification

First computed	2026-07-05T05:37:04.265904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e614328fbb4ab168878cde846ea30b12eb37c400b30aa103a0cc8f3fda57e59e

Aliases

arxiv: 2112.07275 · arxiv_version: 2112.07275v2 · doi: 10.48550/arxiv.2112.07275 · pith_short_12: 4YKDFD53JKYW · pith_short_16: 4YKDFD53JKYWRB4M · pith_short_8: 4YKDFD53

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/4YKDFD53JKYWRB4M32CG5IYLCL \
  | 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: e614328fbb4ab168878cde846ea30b12eb37c400b30aa103a0cc8f3fda57e59e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "442045fc34cc4da71b67d4e3e6ffd0ed636ff5cbd5df2cef8980240ce1cd2408",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2021-12-14T10:22:22Z",
    "title_canon_sha256": "941c057644590cb5ec578d66c4cc7ac87a7dacda7a2532a6d616108b16a53aa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07275",
    "kind": "arxiv",
    "version": 2
  }
}