Pith Number

pith:UZTH3VUL

pith:2017:UZTH3VULE2YY5JV7W3FYRG6G23

not attested not anchored not stored refs pending

Exemplar-Centered Supervised Shallow Parametric Data Embedding

Dongjin Song, Hongyu Guo, Martin Renqiang Min

arxiv:1702.06602 v2 · 2017-02-21 · 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{UZTH3VULE2YY5JV7W3FYRG6G23}

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	2026-05-18T00:40:48.896952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6667dd68b26b18ea6bfb6cb889bc6d6c7bdcbaff5f8f8e4b933bc75e7abde19

Aliases

arxiv: 1702.06602 · arxiv_version: 1702.06602v2 · doi: 10.48550/arxiv.1702.06602 · pith_short_12: UZTH3VULE2YY · pith_short_16: UZTH3VULE2YY5JV7 · pith_short_8: UZTH3VUL

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/UZTH3VULE2YY5JV7W3FYRG6G23 \
  | 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: a6667dd68b26b18ea6bfb6cb889bc6d6c7bdcbaff5f8f8e4b933bc75e7abde19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f9ee8739807f9d1ae514ab46397442d6885a29c492c9131a47f321269d6259",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-02-21T22:05:13Z",
    "title_canon_sha256": "4c2444b52eb4d0f4c78f973d0e1720ab7489871fa03a7beef3af123abc8aaa0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06602",
    "kind": "arxiv",
    "version": 2
  }
}