Pith Number

pith:RJ2Y5242

pith:2026:RJ2Y5242OI6Y53YCHC6MWTM2SQ

not attested not anchored not stored refs pending

Sample efficient inductive matrix completion with noise and inexact side information

Cong Ma, Yuepeng Yang

arxiv:2605.17189 v1 · 2026-05-16 · stat.ML · cs.IT · cs.LG · math.IT · 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{RJ2Y5242OI6Y53YCHC6MWTM2SQ}

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	2026-05-20T00:03:44.156625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a758eeb9a723d8eef0238bccb4d9a943b8310fb45a696477b5d4dc7cc4954bb

Aliases

arxiv: 2605.17189 · arxiv_version: 2605.17189v1 · doi: 10.48550/arxiv.2605.17189 · pith_short_12: RJ2Y5242OI6Y · pith_short_16: RJ2Y5242OI6Y53YC · pith_short_8: RJ2Y5242

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/RJ2Y5242OI6Y53YCHC6MWTM2SQ \
  | 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: 8a758eeb9a723d8eef0238bccb4d9a943b8310fb45a696477b5d4dc7cc4954bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eafcf1f0aa44d3a072235621356749f89ba1654d19dce41b9af5595767cf22f8",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-05-16T23:10:10Z",
    "title_canon_sha256": "bf193bce3ff25d7ed137d79d1d9cfc5a34bdbdb798cbe8f9ec9e1ba717767ff0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17189",
    "kind": "arxiv",
    "version": 1
  }
}