Pith Number

pith:N6EPMSVK

pith:2018:N6EPMSVKO27REBXJ25WJOJAPS5

not attested not anchored not stored refs pending

Multi-view Metric Learning in Vector-valued Kernel Spaces

AMU), C\'ecile Capponi (QARMA, Hachem Kadri (QARMA, LIS, QARMA, Riikka Huusari (LIS

arxiv:1803.07821 v1 · 2018-03-21 · 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{N6EPMSVKO27REBXJ25WJOJAPS5}

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	2026-05-18T00:20:28.814277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f88f64aaa76bf1206e9d76c97240f977933e03d7bb9e2d95262679266d994d8

Aliases

arxiv: 1803.07821 · arxiv_version: 1803.07821v1 · doi: 10.48550/arxiv.1803.07821 · pith_short_12: N6EPMSVKO27R · pith_short_16: N6EPMSVKO27REBXJ · pith_short_8: N6EPMSVK

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/N6EPMSVKO27REBXJ25WJOJAPS5 \
  | 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: 6f88f64aaa76bf1206e9d76c97240f977933e03d7bb9e2d95262679266d994d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc37788184f39464669fd794c626aded1ffa0b3316aebdb99eaed81adb89c08f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-03-21T09:56:33Z",
    "title_canon_sha256": "c3c9ebd49ef8a055ec6116fde71026cca10876e8fc80b5e11b94393178f41e2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07821",
    "kind": "arxiv",
    "version": 1
  }
}