Pith Number

pith:AZB7VWNK

pith:2018:AZB7VWNKYV34WTFVAWNCVRFWIS

not attested not anchored not stored refs pending

On the Statistical Challenges of Echo State Networks and Some Potential Remedies

Dhireesha Kudithipudi, Ernest Fokoue, Qiuyi Wu

arxiv:1802.07369 v1 · 2018-02-20 · 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{AZB7VWNKYV34WTFVAWNCVRFWIS}

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	2026-05-18T00:22:50.377119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0643fad9aac577cb4cb5059a2ac4b644b6c7db50cafddf713112daf75c832404

Aliases

arxiv: 1802.07369 · arxiv_version: 1802.07369v1 · doi: 10.48550/arxiv.1802.07369 · pith_short_12: AZB7VWNKYV34 · pith_short_16: AZB7VWNKYV34WTFV · pith_short_8: AZB7VWNK

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/AZB7VWNKYV34WTFVAWNCVRFWIS \
  | 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: 0643fad9aac577cb4cb5059a2ac4b644b6c7db50cafddf713112daf75c832404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cf2b9e710c03948e40442838966d5fb6beb8f3d64d13024d91b55ea7abb4c24",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-20T22:56:17Z",
    "title_canon_sha256": "7bff3ba19a2b59794b97e8a808a276f4f3e8c59eee40942deca770672cda43b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07369",
    "kind": "arxiv",
    "version": 1
  }
}