Pith Number

pith:QD7DEHJH

pith:2017:QD7DEHJHRZFBVRIA6BWPPLU4OL

not attested not anchored not stored refs pending

High dimensional deformed rectangular matrices with applications in matrix denoising

Xiucai Ding

arxiv:1702.06975 v3 · 2017-02-22 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QD7DEHJHRZFBVRIA6BWPPLU4OL}

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	2026-05-17T23:48:02.427281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80fe321d278e4a1ac500f06cf7ae9c72dfcc888a86246a83dc0834ad195aeea4

Aliases

arxiv: 1702.06975 · arxiv_version: 1702.06975v3 · doi: 10.48550/arxiv.1702.06975 · pith_short_12: QD7DEHJHRZFB · pith_short_16: QD7DEHJHRZFBVRIA · pith_short_8: QD7DEHJH

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/QD7DEHJHRZFBVRIA6BWPPLU4OL \
  | 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: 80fe321d278e4a1ac500f06cf7ae9c72dfcc888a86246a83dc0834ad195aeea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c994b0aa5035ed72f70988318cf2c111ccc37c4a9b32ea363677452ace18be9",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-02-22T19:25:29Z",
    "title_canon_sha256": "a0bb76b1fbcf1b92d87d0ccab6750704bce31cb6c5ca229c0f7ec128413d5c10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06975",
    "kind": "arxiv",
    "version": 3
  }
}