Pith Number

pith:OC5GWIQV

pith:2008:OC5GWIQVBEPI2RH2QEZPPFQUTI

not attested not anchored not stored refs pending

Quantum classification

S\'ebastien Gambs

arxiv:0809.0444 v2 · 2008-09-02 · quant-ph · 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{OC5GWIQVBEPI2RH2QEZPPFQUTI}

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.

Cited by

1 paper in Pith

QSMOTE-PGM/kPGM: QSMOTE Based PGM and kPGM for Imbalanced Dataset Classification

Receipt and verification

First computed	2026-05-18T01:09:24.444183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ba6b2215091e8d44fa8132f796149a2e11592b88059d66565bec2689af0449

Aliases

arxiv: 0809.0444 · arxiv_version: 0809.0444v2 · doi: 10.48550/arxiv.0809.0444 · pith_short_12: OC5GWIQVBEPI · pith_short_16: OC5GWIQVBEPI2RH2 · pith_short_8: OC5GWIQV

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/OC5GWIQVBEPI2RH2QEZPPFQUTI \
  | 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: 70ba6b2215091e8d44fa8132f796149a2e11592b88059d66565bec2689af0449

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ee563bc75e676e93be0a64466b9ad8ea05763e527921fb93d12bf05c46a0601",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-09-02T19:56:54Z",
    "title_canon_sha256": "688175d1dccb97f99eff43da2a26a6d40427f0873a8a16f020b7723e96524954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.0444",
    "kind": "arxiv",
    "version": 2
  }
}