Pith Number

pith:U355ES6Y

pith:2017:U355ES6YG7HDHLHAMLHG5ZDUXD

not attested not anchored not stored refs pending

A survey of dimensionality reduction techniques based on random projection

Hanqing Xue, Haozhe Xie, Jie Li

arxiv:1706.04371 v4 · 2017-06-14 · 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{U355ES6YG7HDHLHAMLHG5ZDUXD}

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	2026-05-18T00:14:41.163994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6fbd24bd837ce33ace062ce6ee474b8cae3e881d9963ba6b06d42799df12c53

Aliases

arxiv: 1706.04371 · arxiv_version: 1706.04371v4 · doi: 10.48550/arxiv.1706.04371 · pith_short_12: U355ES6YG7HD · pith_short_16: U355ES6YG7HDHLHA · pith_short_8: U355ES6Y

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/U355ES6YG7HDHLHAMLHG5ZDUXD \
  | 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: a6fbd24bd837ce33ace062ce6ee474b8cae3e881d9963ba6b06d42799df12c53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eca05ed619a57489a35c7b8826bd6da4b36d221c607164541abda69aaf42fd0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-06-14T09:13:33Z",
    "title_canon_sha256": "4513ded691aa61b7f9bfa74f50acbc2a1475426cf2a71d38e6d5306902387026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04371",
    "kind": "arxiv",
    "version": 4
  }
}