Pith Number

pith:5MUGBFWO

pith:2017:5MUGBFWOW2DMMMONEOTELJ6IWN

not attested not anchored not stored refs pending

An Amendment to "Control Contraction Metrics: Convex and Intrinsic Criteria for Nonlinear Feedback Design"

Ian R. Manchester, Thomas L. Chaffey

arxiv:1711.08128 v1 · 2017-11-22 · cs.SY · 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{5MUGBFWOW2DMMMONEOTELJ6IWN}

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	2026-05-18T00:29:50.622105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb286096ceb686c631cd23a645a7c8b36053bce95c1501684feb564cf1817226

Aliases

arxiv: 1711.08128 · arxiv_version: 1711.08128v1 · doi: 10.48550/arxiv.1711.08128 · pith_short_12: 5MUGBFWOW2DM · pith_short_16: 5MUGBFWOW2DMMMON · pith_short_8: 5MUGBFWO

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/5MUGBFWOW2DMMMONEOTELJ6IWN \
  | 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: eb286096ceb686c631cd23a645a7c8b36053bce95c1501684feb564cf1817226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a4f5ebfb86074626536bb8ae5a0add417b81ddc203da9ef82964d08e69373d2",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-11-22T04:55:52Z",
    "title_canon_sha256": "697cd6038943c060609490fd4979edf41948eb856145d1d80932a372326a4956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08128",
    "kind": "arxiv",
    "version": 1
  }
}