Pith Number

pith:LY57ADMW

pith:2016:LY57ADMWZ5BODPJDMIGFMDQPD3

not attested not anchored not stored refs pending

Weakly Supervised PLDA Training

Chenghui Zhao, Dong Wang, Lantian Li, Yixiang Chen

arxiv:1609.08441 v2 · 2016-09-27 · cs.LG · cs.AI · cs.CL · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LY57ADMWZ5BODPJDMIGFMDQPD3}

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	2026-05-18T00:43:59.980664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e3bf00d96cf42e1bd23620c560e0f1ec1fe3584f2996101ecb5f185e6a22350

Aliases

arxiv: 1609.08441 · arxiv_version: 1609.08441v2 · doi: 10.48550/arxiv.1609.08441 · pith_short_12: LY57ADMWZ5BO · pith_short_16: LY57ADMWZ5BODPJD · pith_short_8: LY57ADMW

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/LY57ADMWZ5BODPJDMIGFMDQPD3 \
  | 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: 5e3bf00d96cf42e1bd23620c560e0f1ec1fe3584f2996101ecb5f185e6a22350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a6a627aa6aa8c7cfd628d26f09f9e272eb26a9f8b222b53b9a437852c991a60",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-09-27T13:46:55Z",
    "title_canon_sha256": "af4911577061e8daa9e5b4bbd4826ce7063b4b00656fccccaa18c6b890c22623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08441",
    "kind": "arxiv",
    "version": 2
  }
}