Pith Number

pith:RJ7FJLU2

pith:2024:RJ7FJLU2R53BSZNYBMJ2HEVBFW

not attested not anchored not stored refs pending

Estimating Barycenters of Distributions with Neural Optimal Transport

Alexander Kolesov, Alexander Korotin, Evgeny Burnaev, Gudmund Pammer, Igor Udovichenko, Milena Gazdieva, Petr Mokrov

arxiv:2402.03828 v2 · 2024-02-06 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJ7FJLU2R53BSZNYBMJ2HEVBFW}

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.

Receipt and verification

First computed	2026-07-05T08:28:37.803847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7e54ae9a8f761965b80b13a392a12d9d877fdbfec9d291319d240b08f2fa2f

Aliases

arxiv: 2402.03828 · arxiv_version: 2402.03828v2 · doi: 10.48550/arxiv.2402.03828 · pith_short_12: RJ7FJLU2R53B · pith_short_16: RJ7FJLU2R53BSZNY · pith_short_8: RJ7FJLU2

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/RJ7FJLU2R53BSZNYBMJ2HEVBFW \
  | 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: 8a7e54ae9a8f761965b80b13a392a12d9d877fdbfec9d291319d240b08f2fa2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9262783dd5dc0815a291bb6c370e36ad021ad0b5f535a2e14eb96ff9243ee234",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-02-06T09:17:07Z",
    "title_canon_sha256": "8a34559c9ec05dd6414ab90c90234d3c70bbc12fcedbf43001f8d3d1175df13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.03828",
    "kind": "arxiv",
    "version": 2
  }
}