Pith Number

pith:S2SVRTSP

pith:2014:S2SVRTSPD7UT2FALWXVHZ6DWBK

not attested not anchored not stored refs pending

A Distributed Algorithm for Training Nonlinear Kernel Machines

Dhruv Mahajan, S. Sathiya Keerthi, S. Sundararajan

arxiv:1405.4543 v1 · 2014-05-18 · 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{S2SVRTSPD7UT2FALWXVHZ6DWBK}

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	2026-05-18T02:51:35.220527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96a558ce4f1fe93d140bb5ea7cf8760a9a2c57ada41b591fd8ecfefa7bd4ffd7

Aliases

arxiv: 1405.4543 · arxiv_version: 1405.4543v1 · doi: 10.48550/arxiv.1405.4543 · pith_short_12: S2SVRTSPD7UT · pith_short_16: S2SVRTSPD7UT2FAL · pith_short_8: S2SVRTSP

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/S2SVRTSPD7UT2FALWXVHZ6DWBK \
  | 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: 96a558ce4f1fe93d140bb5ea7cf8760a9a2c57ada41b591fd8ecfefa7bd4ffd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e11c369065a6dff99644874e477f4d94f91c923a80d9ddde9ae1bc0791c85d60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-05-18T19:54:18Z",
    "title_canon_sha256": "9b9e7c12b444e8060e395a5f2ae612fc03685d7884d76f9ec9455c2bb88fee1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4543",
    "kind": "arxiv",
    "version": 1
  }
}