Pith Number

pith:UDZ4XKU2

pith:2022:UDZ4XKU2TOYL3HYUTK7KNSBW6G

not attested not anchored not stored refs pending

A randomized singular value decomposition for third-order oriented tensors

Minghui Ding, Pengpeng Xie, Yimin Wei

arxiv:2203.02761 v3 · 2022-03-05 · math.NA · 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{UDZ4XKU2TOYL3HYUTK7KNSBW6G}

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	2026-07-05T05:45:27.002024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f3cbaa9a9bb0bd9f149abea6c836f1abbd7e020cde6e66101a18fe19e62935

Aliases

arxiv: 2203.02761 · arxiv_version: 2203.02761v3 · doi: 10.48550/arxiv.2203.02761 · pith_short_12: UDZ4XKU2TOYL · pith_short_16: UDZ4XKU2TOYL3HYU · pith_short_8: UDZ4XKU2

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/UDZ4XKU2TOYL3HYUTK7KNSBW6G \
  | 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: a0f3cbaa9a9bb0bd9f149abea6c836f1abbd7e020cde6e66101a18fe19e62935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a520d797ab5980bb61ba2ef634f23482642c9a3352c98de574dd922c43d92202",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-03-05T14:31:12Z",
    "title_canon_sha256": "6896792d35b62ce0c156c9759136dde28babb2bc4c4fe9c790884a4aa36d7b95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.02761",
    "kind": "arxiv",
    "version": 3
  }
}