Pith Number

pith:7UR3SNSL

pith:2016:7UR3SNSLY7HBLLNBGZJS3TPCDC

not attested not anchored not stored refs pending

Continuum directions for supervised dimension reduction

Sungkyu Jung

arxiv:1606.05988 v3 · 2016-06-20 · stat.ME · 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{7UR3SNSLY7HBLLNBGZJS3TPCDC}

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	2026-05-18T00:12:11.599822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd23b9364bc7ce15ada136532dcde2189b16a7c86e05130093eb2fced9ce225a

Aliases

arxiv: 1606.05988 · arxiv_version: 1606.05988v3 · doi: 10.48550/arxiv.1606.05988 · pith_short_12: 7UR3SNSLY7HB · pith_short_16: 7UR3SNSLY7HBLLNB · pith_short_8: 7UR3SNSL

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/7UR3SNSLY7HBLLNBGZJS3TPCDC \
  | 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: fd23b9364bc7ce15ada136532dcde2189b16a7c86e05130093eb2fced9ce225a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "326e8654dcbd6910a694daae158ba910fb4eb1ddad79634b58feaf3d8ec14e46",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-06-20T06:52:41Z",
    "title_canon_sha256": "140a50fe9bc2ebbf510a9c389d7b892586a33652a3b1dd58aa5cab02cd6c4066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05988",
    "kind": "arxiv",
    "version": 3
  }
}