Pith Number

pith:XSAT4X2T

pith:2016:XSAT4X2TZND7ZCVS3J6DAQ3RFH

not attested not anchored not stored refs pending

Projected Estimators for Robust Semi-supervised Classification

Jesse H. Krijthe, Marco Loog

arxiv:1602.07865 v1 · 2016-02-25 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSAT4X2TZND7ZCVS3J6DAQ3RFH}

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	2026-05-18T01:19:58.391440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc813e5f53cb47fc8ab2da7c30437129eb07be324549dbe4c911b78ada36f502

Aliases

arxiv: 1602.07865 · arxiv_version: 1602.07865v1 · doi: 10.48550/arxiv.1602.07865 · pith_short_12: XSAT4X2TZND7 · pith_short_16: XSAT4X2TZND7ZCVS · pith_short_8: XSAT4X2T

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/XSAT4X2TZND7ZCVS3J6DAQ3RFH \
  | 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: bc813e5f53cb47fc8ab2da7c30437129eb07be324549dbe4c911b78ada36f502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bed5cb68150dd079c94f625a18f762cb8b3cd99e1cb6915b60706b0eca18fe8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-02-25T09:57:42Z",
    "title_canon_sha256": "6a27781f6224e19ed08fc22de3fc38e33647a6d03bcd4e24e38da0906500c042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07865",
    "kind": "arxiv",
    "version": 1
  }
}