Pith Number

pith:5AG4QCPY

pith:2012:5AG4QCPYE5TMHCRSZT3P2XMASI

not attested not anchored not stored refs pending

Bayesian Group Nonnegative Matrix Factorization for EEG Analysis

Alice Oh, Bonggun Shin

arxiv:1212.4347 v1 · 2012-12-18 · 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{5AG4QCPYE5TMHCRSZT3P2XMASI}

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	2026-05-18T03:38:13.257998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80dc809f82766c38a32ccf6fd5d80920414978ff736cc70762820430da73d86

Aliases

arxiv: 1212.4347 · arxiv_version: 1212.4347v1 · doi: 10.48550/arxiv.1212.4347 · pith_short_12: 5AG4QCPYE5TM · pith_short_16: 5AG4QCPYE5TMHCRS · pith_short_8: 5AG4QCPY

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/5AG4QCPYE5TMHCRSZT3P2XMASI \
  | 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: e80dc809f82766c38a32ccf6fd5d80920414978ff736cc70762820430da73d86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c58a643e7fd32fff2b902f4fd0af03ecd4aa1dada27ac49e29f970d96a171f7",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-12-18T13:35:38Z",
    "title_canon_sha256": "d267de69c063afb0c270427e93ce7a459ea8c6c3dec215c2c7300f63cd0036ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4347",
    "kind": "arxiv",
    "version": 1
  }
}