Pith Number

pith:CVVPY5AY

pith:2018:CVVPY5AYPHU7SFTV2BTN5776YW

not attested not anchored not stored refs pending

Unsupervised Alignment of Embeddings with Wasserstein Procrustes

Armand Joulin, Edouard Grave, Quentin Berthet

arxiv:1805.11222 v1 · 2018-05-29 · cs.LG · cs.CL · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVVPY5AYPHU7SFTV2BTN5776YW}

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.

Cited by

1 paper in Pith

On Model-Based Clustering With Entropic Optimal Transport

Receipt and verification

First computed	2026-05-18T00:14:43.481998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

156afc741879e9f91675d066defffec59753008e39bb2716daecf77a6caf5a0b

Aliases

arxiv: 1805.11222 · arxiv_version: 1805.11222v1 · doi: 10.48550/arxiv.1805.11222 · pith_short_12: CVVPY5AYPHU7 · pith_short_16: CVVPY5AYPHU7SFTV · pith_short_8: CVVPY5AY

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/CVVPY5AYPHU7SFTV2BTN5776YW \
  | 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: 156afc741879e9f91675d066defffec59753008e39bb2716daecf77a6caf5a0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d48dd9f52639c63d4e0b46ac1f9aa07a4454913b3f4cf791cf30caeb04810f2",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-29T02:35:15Z",
    "title_canon_sha256": "b46c833030c478fe05e8a43d8e6023e375d32c52da20a403bf163291dad9b4d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11222",
    "kind": "arxiv",
    "version": 1
  }
}