Pith Number

pith:4M3G2AIE

pith:2013:4M3G2AIEXBLGU7ZV6VD4E5JSAG

not attested not anchored not stored refs pending

Scoup-SMT: Scalable Coupled Sparse Matrix-Tensor Factorization

Brian Murphy, Christos Faloutsos, Evangelos E. Papalexakis, Nicholas D. Sidiropoulos, Partha Pratim Talukdar, Tom M. Mitchell

arxiv:1302.7043 v1 · 2013-02-28 · stat.ML · 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{4M3G2AIEXBLGU7ZV6VD4E5JSAG}

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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	2026-05-18T03:32:17.643160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3366d0104b8566a7f35f547c2753201badcecf026f7f3fab2eaedd578e9a590

Aliases

arxiv: 1302.7043 · arxiv_version: 1302.7043v1 · doi: 10.48550/arxiv.1302.7043 · pith_short_12: 4M3G2AIEXBLG · pith_short_16: 4M3G2AIEXBLGU7ZV · pith_short_8: 4M3G2AIE

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/4M3G2AIEXBLGU7ZV6VD4E5JSAG \
  | 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: e3366d0104b8566a7f35f547c2753201badcecf026f7f3fab2eaedd578e9a590

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36f4fa839694d4bd398693ca81f3cbc80992de13866fa0ea9270caaa7195ab51",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-02-28T00:37:29Z",
    "title_canon_sha256": "3fa6f2011f3af3cd1bf3ce2678d62a016ed524423a19644856cecf11f1ae499f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.7043",
    "kind": "arxiv",
    "version": 1
  }
}