Pith Number

pith:DLQJNT7Q

pith:2021:DLQJNT7QC3CBBKGUHYFHMLI3MB

not attested not anchored not stored refs pending

A Regularized Wasserstein Framework for Graph Kernels

Asiri Wijesinghe, Qing Wang, Stephen Gould

arxiv:2110.02554 v2 · 2021-10-06 · 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{DLQJNT7QC3CBBKGUHYFHMLI3MB}

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	2026-07-05T03:20:57.599578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae096cff016c410a8d43e0a762d1b6050e409afa4a3133013710460985139d1

Aliases

arxiv: 2110.02554 · arxiv_version: 2110.02554v2 · doi: 10.48550/arxiv.2110.02554 · pith_short_12: DLQJNT7QC3CB · pith_short_16: DLQJNT7QC3CBBKGU · pith_short_8: DLQJNT7Q

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/DLQJNT7QC3CBBKGUHYFHMLI3MB \
  | 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: 1ae096cff016c410a8d43e0a762d1b6050e409afa4a3133013710460985139d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd5c9c08bb921b07e9fcd4ea4978322a0fea7052a75b1066a9e27cfda0a3cc2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-06T07:54:04Z",
    "title_canon_sha256": "e2b13aa5fa6150b43607e665d1eac16c5d79a4defbdd658755415585a4ae042f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02554",
    "kind": "arxiv",
    "version": 2
  }
}