Pith Number

pith:N2GTFBDL

pith:2024:N2GTFBDLIMSIJJNUYGUH4FDRLB

not attested not anchored not stored refs pending

GSVD-NMF: Recovering Missing Features in Non-negative Matrix Factorization

Timothy E. Holy, Youdong Guo

arxiv:2408.08260 v2 · 2024-08-15 · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2GTFBDLIMSIJJNUYGUH4FDRLB}

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	2026-07-05T09:58:42.284284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8d32846b432484a5b4c1a87e1471586ef1ff65f3f2ed6289481bb60efb7526

Aliases

arxiv: 2408.08260 · arxiv_version: 2408.08260v2 · doi: 10.48550/arxiv.2408.08260 · pith_short_12: N2GTFBDLIMSI · pith_short_16: N2GTFBDLIMSIJJNU · pith_short_8: N2GTFBDL

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/N2GTFBDLIMSIJJNUYGUH4FDRLB \
  | 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: 6e8d32846b432484a5b4c1a87e1471586ef1ff65f3f2ed6289481bb60efb7526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28f19100f45ce42189e60d1f1ebaf3fb2162dfedd354764aff5e9ed7c8158f2",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-08-15T17:01:00Z",
    "title_canon_sha256": "f6ede92a73978f945ab523ce2b28f0ab19672eaad61c57cd33060d6d43223340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.08260",
    "kind": "arxiv",
    "version": 2
  }
}