Pith Number

pith:SUJROI6Q

pith:2019:SUJROI6QJ666M5YIVAMKNKKJHX

not attested not anchored not stored refs pending

Echo State Networks: analysis, training and predictive control

Enrico Terzi, Luca Bugliari Armenio, Marcello Farina, Riccardo Scattolini

arxiv:1902.01618 v1 · 2019-02-05 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUJROI6QJ666M5YIVAMKNKKJHX}

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	2026-05-17T23:54:47.133281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95131723d04fbde67708a818a6a9493df28b97ab71c52fe481aa441c4d1b822a

Aliases

arxiv: 1902.01618 · arxiv_version: 1902.01618v1 · doi: 10.48550/arxiv.1902.01618 · pith_short_12: SUJROI6QJ666 · pith_short_16: SUJROI6QJ666M5YI · pith_short_8: SUJROI6Q

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/SUJROI6QJ666M5YIVAMKNKKJHX \
  | 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: 95131723d04fbde67708a818a6a9493df28b97ab71c52fe481aa441c4d1b822a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf5bcdb974fe4b1e62c7b00bd4aa52acb73e24110697106b15f8a002cf7fbd1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2019-02-05T09:58:08Z",
    "title_canon_sha256": "2860d39b24ebe02a2be8566ad0d351c9ad1dc5522a93efc72dcea715d6fb9101"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01618",
    "kind": "arxiv",
    "version": 1
  }
}