Pith Number

pith:55QYIEZX

pith:2020:55QYIEZXGKK2T35JGK6HDKUPM4

not attested not anchored not stored refs pending

A Neural Network for Determination of Latent Dimensionality in Nonnegative Matrix Factorization

Benjamin T. Nebgen, Boian S. Alexandrov, Miguel A. Hombrados-Herrera, Raviteja Vangara, Svetlana Kuksova

arxiv:2006.12402 v1 · 2020-06-22 · 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{55QYIEZXGKK2T35JGK6HDKUPM4}

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	2026-07-05T01:12:00.283446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef618413373295a9efa932bc71aa8f670c7c6cc21e8c4fef9f6facf612485743

Aliases

arxiv: 2006.12402 · arxiv_version: 2006.12402v1 · doi: 10.48550/arxiv.2006.12402 · pith_short_12: 55QYIEZXGKK2 · pith_short_16: 55QYIEZXGKK2T35J · pith_short_8: 55QYIEZX

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/55QYIEZXGKK2T35JGK6HDKUPM4 \
  | 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: ef618413373295a9efa932bc71aa8f670c7c6cc21e8c4fef9f6facf612485743

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc29f820259f89fcef843fd39f68d3073b3294744d6dc00dc7dd29ccdc3a0054",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-06-22T16:32:07Z",
    "title_canon_sha256": "795f9d1e06155d1a0a1698073408309dfe45e2bfd13a0709c47e18a516849b70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.12402",
    "kind": "arxiv",
    "version": 1
  }
}