Pith Number

pith:OUD4GWMD

pith:2021:OUD4GWMDP5YSJKZAWITBPQSEDO

not attested not anchored not stored refs pending

More Efficient Sampling for Tensor Decomposition With Worst-Case Guarantees

Osman Asif Malik

arxiv:2110.07631 v2 · 2021-10-14 · math.NA · cs.LG · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUD4GWMDP5YSJKZAWITBPQSEDO}

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	2026-07-05T04:32:52.112536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7507c359837f7124ab20b22617c2441b85c507d388ae0bbc5308120a2f2cb15d

Aliases

arxiv: 2110.07631 · arxiv_version: 2110.07631v2 · doi: 10.48550/arxiv.2110.07631 · pith_short_12: OUD4GWMDP5YS · pith_short_16: OUD4GWMDP5YSJKZA · pith_short_8: OUD4GWMD

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/OUD4GWMDP5YSJKZAWITBPQSEDO \
  | 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: 7507c359837f7124ab20b22617c2441b85c507d388ae0bbc5308120a2f2cb15d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c7b7fab0afa985244470b6fcaddc806aee9f72896f1f7153209ca9f591cbb6",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-10-14T18:00:31Z",
    "title_canon_sha256": "c1296993bb8730d6e6a596a7479abb0b03d0e909dfd81493977c8a2bf46691ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.07631",
    "kind": "arxiv",
    "version": 2
  }
}