Pith Number

pith:3PMSW2QI

pith:2013:3PMSW2QIWWNUMUMNTEWCDL2QR6

not attested not anchored not stored refs pending

Robust regularized singular value decomposition with application to mortality data

Haipeng Shen, Jianhua Z. Huang, Lingsong Zhang

arxiv:1311.7480 v1 · 2013-11-29 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PMSW2QIWWNUMUMNTEWCDL2QR6}

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	2026-05-18T03:05:56.100968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbd92b6a08b59b46518d992c21af508fa6a60895c7b029323fd76ed16250e09c

Aliases

arxiv: 1311.7480 · arxiv_version: 1311.7480v1 · doi: 10.48550/arxiv.1311.7480 · pith_short_12: 3PMSW2QIWWNU · pith_short_16: 3PMSW2QIWWNUMUMN · pith_short_8: 3PMSW2QI

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/3PMSW2QIWWNUMUMNTEWCDL2QR6 \
  | 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: dbd92b6a08b59b46518d992c21af508fa6a60895c7b029323fd76ed16250e09c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28bc671e9c7a54e96504ded648687ca489416e1e0068114c1daa49f1c505e2a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-11-29T08:13:43Z",
    "title_canon_sha256": "419df8ec600f557bdfcd5caaca8666b85d23512d281eaef7fe9fc44815f4a400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7480",
    "kind": "arxiv",
    "version": 1
  }
}