Pith Number

pith:IV6WYDSU

pith:2016:IV6WYDSU55VLHF3UOZNC3VLIIX

not attested not anchored not stored refs pending

Optimized Kernel Entropy Components

Emma Izquierdo-Verdiguier, Gustau Camps-Valls, Luis G\'omez-Chova, Robert Jenssen, Valero Laparra

arxiv:1603.02806 v1 · 2016-03-09 · 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{IV6WYDSU55VLHF3UOZNC3VLIIX}

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	2026-05-18T01:19:19.799795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

457d6c0e54ef6ab39774765a2dd56845f78050a7d1113def729ddd99c8a7f975

Aliases

arxiv: 1603.02806 · arxiv_version: 1603.02806v1 · doi: 10.48550/arxiv.1603.02806 · pith_short_12: IV6WYDSU55VL · pith_short_16: IV6WYDSU55VLHF3U · pith_short_8: IV6WYDSU

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/IV6WYDSU55VLHF3UOZNC3VLIIX \
  | 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: 457d6c0e54ef6ab39774765a2dd56845f78050a7d1113def729ddd99c8a7f975

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a48c0ef0f9ae01948e1c2a306f1eec0d645a5f7ed59b86f422b23e19675bd6a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-03-09T08:09:59Z",
    "title_canon_sha256": "98a19f2c1c06420e062ec531b7c2b364a2c0dbab98d9dba59d2cf7844ec76afd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02806",
    "kind": "arxiv",
    "version": 1
  }
}