Pith Number

pith:OGOVG24Z

pith:2020:OGOVG24ZHWMU2TPHSWBMPYVZS6

not attested not anchored not stored refs pending

Applications of Online Nonnegative Matrix Factorization to Image and Time-Series Data

Christopher Strohmeier, Deanna Needell, Georg Menz, Hanbaek Lyu

arxiv:2011.05384 v1 · 2020-11-10 · 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{OGOVG24ZHWMU2TPHSWBMPYVZS6}

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	2026-07-05T01:50:49.367719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719d536b993d994d4de79582c7e2b9978dbb6bdd408584d19493d4e5a1741539

Aliases

arxiv: 2011.05384 · arxiv_version: 2011.05384v1 · doi: 10.48550/arxiv.2011.05384 · pith_short_12: OGOVG24ZHWMU · pith_short_16: OGOVG24ZHWMU2TPH · pith_short_8: OGOVG24Z

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/OGOVG24ZHWMU2TPHSWBMPYVZS6 \
  | 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: 719d536b993d994d4de79582c7e2b9978dbb6bdd408584d19493d4e5a1741539

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "770bec291351f0cc237981a5e49e69c6fe216d8e826f240b603a19dbd04624d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-11-10T20:33:20Z",
    "title_canon_sha256": "b524c71d9f5e797d284ed06bc970e567dce689c1278520b2479d718c2be166b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.05384",
    "kind": "arxiv",
    "version": 1
  }
}