Pith Number

pith:JJ7E7WNW

pith:2015:JJ7E7WNWXZSM77BQ2GQKEZWBES

not attested not anchored not stored refs pending

An Empirical Study of the L2-Boost technique with Echo State Networks

Sebasti\'an Basterrech

arxiv:1501.00503 v1 · 2015-01-02 · cs.LG · cs.NE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJ7E7WNWXZSM77BQ2GQKEZWBES}

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	2026-05-18T02:30:07.437445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a7e4fd9b6be64cffc30d1a0a266c124b0608842d26c569a82f2cc344169e444

Aliases

arxiv: 1501.00503 · arxiv_version: 1501.00503v1 · doi: 10.48550/arxiv.1501.00503 · pith_short_12: JJ7E7WNWXZSM · pith_short_16: JJ7E7WNWXZSM77BQ · pith_short_8: JJ7E7WNW

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/JJ7E7WNWXZSM77BQ2GQKEZWBES \
  | 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: 4a7e4fd9b6be64cffc30d1a0a266c124b0608842d26c569a82f2cc344169e444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f16f8a66ca742de2dc9032c52ba7ab5384654c051c0788abd517f0f8fb3bd467",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-01-02T21:15:00Z",
    "title_canon_sha256": "8a47e068616a5ea7e71bf2f10cf01728afc980306c5aecac8e814bb6f156b873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00503",
    "kind": "arxiv",
    "version": 1
  }
}