Pith Number

pith:OBMPZHPP

pith:2006:OBMPZHPP6NVI4UIJOZDD6EKEEA

not attested not anchored not stored refs pending

Stability Margins of $\mathcal{L}_1$ Adaptive Controller: Part II

Chengyu Cao, Naira Hovakimyan

arxiv:math/0608394 v1 · 2006-08-15 · 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{OBMPZHPP6NVI4UIJOZDD6EKEEA}

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	2026-05-18T01:05:22.587965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7058fc9deff36a8e510976463f1144203566b915871f07a19b3d6d21e7739a32

Aliases

arxiv: math/0608394 · arxiv_version: math/0608394v1 · doi: 10.48550/arxiv.math/0608394 · pith_short_12: OBMPZHPP6NVI · pith_short_16: OBMPZHPP6NVI4UIJ · pith_short_8: OBMPZHPP

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/OBMPZHPP6NVI4UIJOZDD6EKEEA \
  | 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: 7058fc9deff36a8e510976463f1144203566b915871f07a19b3d6d21e7739a32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98060664da6d57e47dfc435b536622b5b10d254eb6189fe9213a432e648c7ecc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.OC",
    "submitted_at": "2006-08-15T15:22:53Z",
    "title_canon_sha256": "6c02c7942b0b3bee38f7b9740d12a7bcf545397fdfa82de5478960d84a2c30cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608394",
    "kind": "arxiv",
    "version": 1
  }
}