Pith Number

pith:DKMDH5G7

pith:2025:DKMDH5G7T4W7KRIB5BG4OLY73L

not attested not anchored not stored refs pending

A Novel Transformed Fibered Rank Approximation with Total Variation Regularization for Tensor Completion

Xiaoqing Zhang, Ziming Chen

arxiv:2503.23168 v1 · 2025-03-29 · 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{DKMDH5G7T4W7KRIB5BG4OLY73L}

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	2026-07-05T10:41:31.731794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a9833f4df9f2df54501e84dc72f1fdacec8a1aa6d94fdb2a9ed73b70fcf9179

Aliases

arxiv: 2503.23168 · arxiv_version: 2503.23168v1 · doi: 10.48550/arxiv.2503.23168 · pith_short_12: DKMDH5G7T4W7 · pith_short_16: DKMDH5G7T4W7KRIB · pith_short_8: DKMDH5G7

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/DKMDH5G7T4W7KRIB5BG4OLY73L \
  | 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: 1a9833f4df9f2df54501e84dc72f1fdacec8a1aa6d94fdb2a9ed73b70fcf9179

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac8f4c2a60bcb29c2672f8b7e176eb326922ce5abe53d09b137a6a95dfc97256",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-03-29T17:51:24Z",
    "title_canon_sha256": "72d2241ff5708de1ec023e754b47d2bec1dbb2d7602b22bafe8a966547cf7fe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.23168",
    "kind": "arxiv",
    "version": 1
  }
}