Pith Number

pith:EMURE64Z

pith:2018:EMURE64ZCOQBEPNQPIPBWQACRA

not attested not anchored not stored refs pending

Unsupervised Dimension Selection using a Blue Noise Spectrum

Jayaraman J. Thiagarajan, Peer-Timo Bremer, Rahul Sridhar, Rushil Anirudh

arxiv:1810.13427 v1 · 2018-10-31 · 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{EMURE64ZCOQBEPNQPIPBWQACRA}

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	2026-05-18T00:01:49.335904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2329127b9913a0123db07a1e1b400288209dcd66b2337801518c14875fd42983

Aliases

arxiv: 1810.13427 · arxiv_version: 1810.13427v1 · doi: 10.48550/arxiv.1810.13427 · pith_short_12: EMURE64ZCOQB · pith_short_16: EMURE64ZCOQBEPNQ · pith_short_8: EMURE64Z

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/EMURE64ZCOQBEPNQPIPBWQACRA \
  | 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: 2329127b9913a0123db07a1e1b400288209dcd66b2337801518c14875fd42983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3674eff8256a7d4294136d2b9eaf491032f5adaebeb92bd3308079ecf693eae",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-10-31T17:40:40Z",
    "title_canon_sha256": "af120f3873277a9bcbd78022f1973ac5c266f9712993108f594fc574893db591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13427",
    "kind": "arxiv",
    "version": 1
  }
}