Pith Number

pith:ZQGUZJOW

pith:2020:ZQGUZJOWV2EKYCCUUHYMDXC7E7

not attested not anchored not stored refs pending

Orthogonal Inductive Matrix Completion

Antoine Ledent, Marius Kloft, Rodrigo Alves

arxiv:2004.01653 v6 · 2020-04-03 · 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{ZQGUZJOWV2EKYCCUUHYMDXC7E7}

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	2026-07-05T03:08:42.048987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc0d4ca5d6ae88ac0854a1f0c1dc5f27db18f89b8cf4400d323c06708e9bdba6

Aliases

arxiv: 2004.01653 · arxiv_version: 2004.01653v6 · doi: 10.48550/arxiv.2004.01653 · pith_short_12: ZQGUZJOWV2EK · pith_short_16: ZQGUZJOWV2EKYCCU · pith_short_8: ZQGUZJOW

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/ZQGUZJOWV2EKYCCUUHYMDXC7E7 \
  | 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: cc0d4ca5d6ae88ac0854a1f0c1dc5f27db18f89b8cf4400d323c06708e9bdba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2f089bc40584cb7d92a848378b81008303a79425ea35e9e892c6f3e2a396e7e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-03T16:21:23Z",
    "title_canon_sha256": "a71da5378b3a111e29cc7b259ba7baddab81a1c57ef120b6949077474afedab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01653",
    "kind": "arxiv",
    "version": 6
  }
}