Pith Number

pith:3DI3KW2O

pith:2019:3DI3KW2OZD3QCZYG6WZPYBX7LR

not attested not anchored not stored refs pending

On Scalable and Efficient Computation of Large Scale Optimal Transport

Haoming Jiang, Hongyuan Zha, Minshuo Chen, Tuo Zhao, Yujia Xie

arxiv:1905.00158 v3 · 2019-05-01 · cs.LG · 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{3DI3KW2OZD3QCZYG6WZPYBX7LR}

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	2026-05-17T23:42:32.310712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8d1b55b4ec8f7016706f5b2fc06ff5c521daafc6dcf91cc9b8769a0328fbc0c

Aliases

arxiv: 1905.00158 · arxiv_version: 1905.00158v3 · doi: 10.48550/arxiv.1905.00158 · pith_short_12: 3DI3KW2OZD3Q · pith_short_16: 3DI3KW2OZD3QCZYG · pith_short_8: 3DI3KW2O

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/3DI3KW2OZD3QCZYG6WZPYBX7LR \
  | 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: d8d1b55b4ec8f7016706f5b2fc06ff5c521daafc6dcf91cc9b8769a0328fbc0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74ad0db1df1b14f8747c2f668457b610019d7add7af664a695338b254b345193",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-01T01:32:52Z",
    "title_canon_sha256": "536942e1666f4e6cddaf4240a25b93df7b7c96fcbc7c5307c195ae59e87d365d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00158",
    "kind": "arxiv",
    "version": 3
  }
}