Pith Number

pith:HFPVJPJM

pith:2016:HFPVJPJM2L6XCNCZNP5MJFSXQ3

not attested not anchored not stored refs pending

Kernel Alignment Inspired Linear Discriminant Analysis

Chris Ding, Shuai Zheng

arxiv:1610.04576 v1 · 2016-10-14 · 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{HFPVJPJM2L6XCNCZNP5MJFSXQ3}

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	2026-05-18T01:02:14.701016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

395f54bd2cd2fd7134596bfac4965786cd8dee306c24761e5066792d47b2a581

Aliases

arxiv: 1610.04576 · arxiv_version: 1610.04576v1 · doi: 10.48550/arxiv.1610.04576 · pith_short_12: HFPVJPJM2L6X · pith_short_16: HFPVJPJM2L6XCNCZ · pith_short_8: HFPVJPJM

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/HFPVJPJM2L6XCNCZNP5MJFSXQ3 \
  | 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: 395f54bd2cd2fd7134596bfac4965786cd8dee306c24761e5066792d47b2a581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6778f9b8897006bfd137caf2789b2a59517123a53bb9244fa63361054e3ffbf3",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-10-14T18:48:03Z",
    "title_canon_sha256": "cec352f0aa1bf7625a5cfc4c7347bb8fbf895d9b70ccc08ecfaa3f2a21fc2072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04576",
    "kind": "arxiv",
    "version": 1
  }
}