Pith Number

pith:LEVHU2YV

pith:2012:LEVHU2YVRHIU6PZYYLI6KKL35L

not attested not anchored not stored refs pending

Adaptive Switching Controllers for Tracking using Persistent Excitation

Anuradha Annaswamy, Harald Voit

arxiv:1208.4254 v1 · 2012-08-21 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEVHU2YVRHIU6PZYYLI6KKL35L}

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	2026-05-18T03:48:24.036161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592a7a6b1589d14f3f38c2d1e5297beaf56727ca9149e6ac19d7777c8f62c73f

Aliases

arxiv: 1208.4254 · arxiv_version: 1208.4254v1 · doi: 10.48550/arxiv.1208.4254 · pith_short_12: LEVHU2YVRHIU · pith_short_16: LEVHU2YVRHIU6PZY · pith_short_8: LEVHU2YV

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/LEVHU2YVRHIU6PZYYLI6KKL35L \
  | 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: 592a7a6b1589d14f3f38c2d1e5297beaf56727ca9149e6ac19d7777c8f62c73f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "159d5ac06500168468e52986ce99cb2ce83a00b6c6b84e1992f348896b302ba5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-08-21T12:49:48Z",
    "title_canon_sha256": "9d2ac89cec0c95a102f1d1234a4c43c1a20bfe25b6e893e6695f32f40eafd50d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4254",
    "kind": "arxiv",
    "version": 1
  }
}