Pith Number

pith:MUXPJLB7

pith:2013:MUXPJLB7OAZTWJ6IAR6VWZP3OZ

not attested not anchored not stored refs pending

Parallel matrix factorization for low-rank tensor completion

Ruru Hao, Wotao Yin, Yangyang Xu, Zhixun Su

arxiv:1312.1254 v2 · 2013-12-04 · cs.NA · math.NA · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MUXPJLB7OAZTWJ6IAR6VWZP3OZ}

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	2026-05-18T01:37:21.650096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

652ef4ac3f70333b27c8047d5b65fb767550998780bd5aed7f31e2aa92dcf5a7

Aliases

arxiv: 1312.1254 · arxiv_version: 1312.1254v2 · doi: 10.48550/arxiv.1312.1254 · pith_short_12: MUXPJLB7OAZT · pith_short_16: MUXPJLB7OAZTWJ6I · pith_short_8: MUXPJLB7

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/MUXPJLB7OAZTWJ6IAR6VWZP3OZ \
  | 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: 652ef4ac3f70333b27c8047d5b65fb767550998780bd5aed7f31e2aa92dcf5a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9186bc741789516334deaeead37919da6b417805e8382ead73b2d59e5200b970",
    "cross_cats_sorted": [
      "math.NA",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2013-12-04T17:36:49Z",
    "title_canon_sha256": "8fd3e11100046938b8baa119488f858280374285f79eaa0a0a1746e9d8cfe5f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1254",
    "kind": "arxiv",
    "version": 2
  }
}