Pith Number

pith:JCT2I5HW

pith:2012:JCT2I5HWUPGUO6YVKHKDS7IOHT

not attested not anchored not stored refs pending

A Reconstruction Error Formulation for Semi-Supervised Multi-task and Multi-view Learning

Buyue Qian, Ian Davidson, Xiang Wang

arxiv:1202.0855 v1 · 2012-02-04 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCT2I5HWUPGUO6YVKHKDS7IOHT}

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	2026-05-18T04:03:05.994002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48a7a474f6a3cd477b1551d4397d0e3cfe96996ab4a6dca56db7d7ac463d8eda

Aliases

arxiv: 1202.0855 · arxiv_version: 1202.0855v1 · doi: 10.48550/arxiv.1202.0855 · pith_short_12: JCT2I5HWUPGU · pith_short_16: JCT2I5HWUPGUO6YV · pith_short_8: JCT2I5HW

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/JCT2I5HWUPGUO6YVKHKDS7IOHT \
  | 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: 48a7a474f6a3cd477b1551d4397d0e3cfe96996ab4a6dca56db7d7ac463d8eda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876c7990ab5314e84245b8b93e821ac0dcbc42a7a82d495d4fcba89c05953b9c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-02-04T01:41:36Z",
    "title_canon_sha256": "840cca6a67a6d1e2187714cff6d93c743bfed76b3c3df4b2c00b5180f140f381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0855",
    "kind": "arxiv",
    "version": 1
  }
}