Pith Number

pith:2EIVGWXT

pith:2013:2EIVGWXTJYFCZANB2SOJ2NOUYI

not attested not anchored not stored refs pending

A Metric-learning based framework for Support Vector Machines and Multiple Kernel Learning

Alexandros Kalousis, Huyen Do

arxiv:1309.3877 v1 · 2013-09-16 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EIVGWXTJYFCZANB2SOJ2NOUYI}

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	2026-05-18T03:13:12.025405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d111535af34e0a2c81a1d49c9d35d4c20d373a678470dbec7096969b33240afe

Aliases

arxiv: 1309.3877 · arxiv_version: 1309.3877v1 · doi: 10.48550/arxiv.1309.3877 · pith_short_12: 2EIVGWXTJYFC · pith_short_16: 2EIVGWXTJYFCZANB · pith_short_8: 2EIVGWXT

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/2EIVGWXTJYFCZANB2SOJ2NOUYI \
  | 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: d111535af34e0a2c81a1d49c9d35d4c20d373a678470dbec7096969b33240afe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d3d63a3dd9e25d2890296d09ce0ba6ee7c04d43be0cce5df54ada5d405678ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-09-16T09:39:25Z",
    "title_canon_sha256": "5e18a416e14d6d746df842bd1f03904852d99b91369353c366adf15ff10172fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3877",
    "kind": "arxiv",
    "version": 1
  }
}