Pith Number

pith:6XLMCZKX

pith:2023:6XLMCZKXVC77XEUTHDMBWI4E6Z

not attested not anchored not stored refs pending

Universal approximation of flows of control systems by recurrent neural networks

Amritam Das, Karl H. Johansson, Miguel Aguiar

arxiv:2304.00352 v2 · 2023-04-01 · eess.SY · 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{6XLMCZKXVC77XEUTHDMBWI4E6Z}

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	2026-07-05T06:52:03.357101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5d6c16557a8bffb929338d81b2384f67a2f08d9c44364cc47be9904fc2a5c3b

Aliases

arxiv: 2304.00352 · arxiv_version: 2304.00352v2 · doi: 10.48550/arxiv.2304.00352 · pith_short_12: 6XLMCZKXVC77 · pith_short_16: 6XLMCZKXVC77XEUT · pith_short_8: 6XLMCZKX

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/6XLMCZKXVC77XEUTHDMBWI4E6Z \
  | 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: f5d6c16557a8bffb929338d81b2384f67a2f08d9c44364cc47be9904fc2a5c3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a9e93d4c8714b8692115a9da4db69c191e3c33438f716c0278082e6c9c74c15",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-04-01T16:13:49Z",
    "title_canon_sha256": "45f01129b4e6f9fa7b079f267dc471af5a61c01dbd77746d49f11884779acc26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.00352",
    "kind": "arxiv",
    "version": 2
  }
}