Pith Number

pith:MRW6IKFL

pith:2024:MRW6IKFLRPQOXWIJ2HG3AQQZYN

not attested not anchored not stored refs pending

Coseparable Nonnegative Tensor Factorization With T-CUR Decomposition

Juefei Chen, Longxiu Huang, Yimin Wei

arxiv:2401.16836 v3 · 2024-01-30 · cs.LG · cs.NA · math.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{MRW6IKFLRPQOXWIJ2HG3AQQZYN}

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	2026-07-05T10:03:40.907711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

646de428ab8be0ebd909d1cdb04219c3414f86f8df1edff76dd58b14227cf456

Aliases

arxiv: 2401.16836 · arxiv_version: 2401.16836v3 · doi: 10.48550/arxiv.2401.16836 · pith_short_12: MRW6IKFLRPQO · pith_short_16: MRW6IKFLRPQOXWIJ · pith_short_8: MRW6IKFL

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/MRW6IKFLRPQOXWIJ2HG3AQQZYN \
  | 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: 646de428ab8be0ebd909d1cdb04219c3414f86f8df1edff76dd58b14227cf456

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e48e0b2e6fdce02973c2bd4fe6376a4ffae2b86113ae06fdd39c821254c0db4f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-01-30T09:22:37Z",
    "title_canon_sha256": "fa069874ccc9049e77bfc4062dc086b54dac654948f315b1ad4df0a785c9b93d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.16836",
    "kind": "arxiv",
    "version": 3
  }
}