Pith Number

pith:QF2RJOK2

pith:2026:QF2RJOK2ZPFSXFN4Q254SSNYP2

not attested not anchored not stored refs pending

Multiscale Supervised Unbalanced Optimal Transport Flow Matching

Lezhi Chen, Peijie Zhou, Qiangwei Peng

arxiv:2605.16529 v1 · 2026-05-15 · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QF2RJOK2ZPFSXFN4Q254SSNYP2}

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	2026-05-20T00:02:27.578150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

817514b95acbcb2b95bc86bbc949b87e8c7be88d47a86873e619a21653fcd163

Aliases

arxiv: 2605.16529 · arxiv_version: 2605.16529v1 · doi: 10.48550/arxiv.2605.16529 · pith_short_12: QF2RJOK2ZPFS · pith_short_16: QF2RJOK2ZPFSXFN4 · pith_short_8: QF2RJOK2

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/QF2RJOK2ZPFSXFN4Q254SSNYP2 \
  | 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: 817514b95acbcb2b95bc86bbc949b87e8c7be88d47a86873e619a21653fcd163

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d0d39c31332891e62ee7941894a9553487550724c06c2ff512ec22d526bb2f3",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T18:26:50Z",
    "title_canon_sha256": "2c3b5170dfae3803e5251cb5d32aa6e9fba12452b7ba9ed2dbbc715a8f48cdd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16529",
    "kind": "arxiv",
    "version": 1
  }
}