Pith Number

pith:T6XTFWU7

pith:2016:T6XTFWU7D5WSXWDQ6SMOFJ4U4D

not attested not anchored not stored refs pending

Sparse Hierarchical Tucker Factorization and its Application to Healthcare

Ioakeim Perros, Jimeng Sun, Richard Vuduc, Robert Chen

arxiv:1610.07722 v1 · 2016-10-25 · 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{T6XTFWU7D5WSXWDQ6SMOFJ4U4D}

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	2026-05-18T01:01:21.401491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9faf32da9f1f6d2bd870f498e2a794e0d44bd7331978b281e387292368489805

Aliases

arxiv: 1610.07722 · arxiv_version: 1610.07722v1 · doi: 10.48550/arxiv.1610.07722 · pith_short_12: T6XTFWU7D5WS · pith_short_16: T6XTFWU7D5WSXWDQ · pith_short_8: T6XTFWU7

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/T6XTFWU7D5WSXWDQ6SMOFJ4U4D \
  | 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: 9faf32da9f1f6d2bd870f498e2a794e0d44bd7331978b281e387292368489805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a76414a1ec9454b5aa24cce9a5d5f64899f7b21ab9ad21631268caf61df7ea93",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-10-25T04:08:11Z",
    "title_canon_sha256": "c4cfa2d71cbab53e099dc7574edd11fab4926200f60e82d7c29258a84762ba70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07722",
    "kind": "arxiv",
    "version": 1
  }
}