Pith Number

pith:U37OVBYK

pith:2012:U37OVBYKUYXLUY7O4FKPSDX5W2

not attested not anchored not stored refs pending

Local kernel canonical correlation analysis with application to virtual drug screening

Alexander Tropsha, Christopher Grulke, Daniel Samarov, J. S. Marron, Yufeng Liu

arxiv:1202.3302 v1 · 2012-02-15 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U37OVBYKUYXLUY7O4FKPSDX5W2}

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	2026-05-18T04:02:14.180407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6feea870aa62eba63eee154f90efdb6a51d81b9e0c8be9bd18d10bb853d1f34

Aliases

arxiv: 1202.3302 · arxiv_version: 1202.3302v1 · doi: 10.48550/arxiv.1202.3302 · pith_short_12: U37OVBYKUYXL · pith_short_16: U37OVBYKUYXLUY7O · pith_short_8: U37OVBYK

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/U37OVBYKUYXLUY7O4FKPSDX5W2 \
  | 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: a6feea870aa62eba63eee154f90efdb6a51d81b9e0c8be9bd18d10bb853d1f34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60b6dea685d726858aa39eb6b587626b3d3b2e39f442b906e92f64afc40e4a99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-02-15T13:49:24Z",
    "title_canon_sha256": "7bfccba2baf1752086bccba602015352cbfc32eaac0ab620396d556adb9ef1cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3302",
    "kind": "arxiv",
    "version": 1
  }
}