Pith Number

pith:4TJQB2AH

pith:2021:4TJQB2AHWOAQCKU5KZUOAYGQXG

not attested not anchored not stored refs pending

Unbalanced minibatch Optimal Transport; applications to Domain Adaptation

Kilian Fatras, Nicolas Courty, R\'emi Flamary, Thibault S\'ejourn\'e

arxiv:2103.03606 v1 · 2021-03-05 · cs.LG · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TJQB2AHWOAQCKU5KZUOAYGQXG}

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

Optical Physics-Based Generative Models

Receipt and verification

First computed	2026-07-05T02:20:37.549654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d300e807b381012a9d5668e060d0b99469650c3b5ecdf9592136eb241890a2

Aliases

arxiv: 2103.03606 · arxiv_version: 2103.03606v1 · doi: 10.48550/arxiv.2103.03606 · pith_short_12: 4TJQB2AHWOAQ · pith_short_16: 4TJQB2AHWOAQCKU5 · pith_short_8: 4TJQB2AH

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/4TJQB2AHWOAQCKU5KZUOAYGQXG \
  | 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: e4d300e807b381012a9d5668e060d0b99469650c3b5ecdf9592136eb241890a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1a46447a7e7d211e2187970ad99d43df17a7809d9122b5552f65db395883431",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-05T11:15:47Z",
    "title_canon_sha256": "3f46f9da438d13f5a425cd9afc2be20e32dab70e0fd53115c51db3f4d5938d17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03606",
    "kind": "arxiv",
    "version": 1
  }
}