Pith Number

pith:UCLAOWFF

pith:2017:UCLAOWFFGZ2M7BTOE3JVH57GBY

not attested not anchored not stored refs pending

Simultaneously Learning Neighborship and Projection Matrix for Supervised Dimensionality Reduction

Bo Zhou, Feiping Nie, Yanwei Pang

arxiv:1709.02896 v1 · 2017-09-09 · cs.CV · 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{UCLAOWFFGZ2M7BTOE3JVH57GBY}

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	2026-05-18T00:35:40.179293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0960758a53674cf866e26d353f7e60e05acc5734a0b3dc02a36ed8c93f36dac

Aliases

arxiv: 1709.02896 · arxiv_version: 1709.02896v1 · doi: 10.48550/arxiv.1709.02896 · pith_short_12: UCLAOWFFGZ2M · pith_short_16: UCLAOWFFGZ2M7BTO · pith_short_8: UCLAOWFF

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/UCLAOWFFGZ2M7BTOE3JVH57GBY \
  | 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: a0960758a53674cf866e26d353f7e60e05acc5734a0b3dc02a36ed8c93f36dac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "868c4a1e0d554fcedc404326c1bf0633c73274269e06c88656da23aa789f10af",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-09T02:44:18Z",
    "title_canon_sha256": "5b8ac4e6859e455d121bfbd3c665042dd05657cdaff832dba8d638a8a52a3cd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02896",
    "kind": "arxiv",
    "version": 1
  }
}