Pith Number

pith:SPL2UTMR

pith:2014:SPL2UTMR6KNCQT5YSRLA5NZXLH

not attested not anchored not stored refs pending

FastMMD: Ensemble of Circular Discrepancy for Efficient Two-Sample Test

Deyu Meng, Ji Zhao

arxiv:1405.2664 v2 · 2014-05-12 · cs.AI · 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{SPL2UTMR6KNCQT5YSRLA5NZXLH}

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	2026-05-18T01:44:11.870563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93d7aa4d91f29a284fb894560eb73759d3abf565b4fdcdd60fbd77bdaa81998e

Aliases

arxiv: 1405.2664 · arxiv_version: 1405.2664v2 · doi: 10.48550/arxiv.1405.2664 · pith_short_12: SPL2UTMR6KNC · pith_short_16: SPL2UTMR6KNCQT5Y · pith_short_8: SPL2UTMR

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/SPL2UTMR6KNCQT5YSRLA5NZXLH \
  | 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: 93d7aa4d91f29a284fb894560eb73759d3abf565b4fdcdd60fbd77bdaa81998e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b826c072f4018a482a3fb0cac2e06ea78399c3c6bd445e28d9a651f6e7e568d",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-05-12T08:20:21Z",
    "title_canon_sha256": "63b926dc713e6942b9934f2ddf5684c3e8bb6a0c8bf799a415d0b4c913def761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2664",
    "kind": "arxiv",
    "version": 2
  }
}