Pith Number

pith:ZHJP367A

pith:2019:ZHJP367AMCMNJ5OJKBYRCSMNFL

not attested not anchored not stored refs pending

Inner approximations of the maximal positively invariant set for polynomial dynamical systems

Antoine Oustry (LIX), Didier Henrion (LAAS-MAC), Matteo Tacchi (LAAS-MAC)

arxiv:1903.04798 v2 · 2019-03-12 · math.OC · cs.SY · eess.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{ZHJP367AMCMNJ5OJKBYRCSMNFL}

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	2026-06-04T20:14:12.454176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9d2fdfbe06098d4f5c9507111498d2ad518cc70dd821a1c1332225aefaa82e8

Aliases

arxiv: 1903.04798 · arxiv_version: 1903.04798v2 · doi: 10.48550/arxiv.1903.04798 · pith_short_12: ZHJP367AMCMN · pith_short_16: ZHJP367AMCMNJ5OJ · pith_short_8: ZHJP367A

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/ZHJP367AMCMNJ5OJKBYRCSMNFL \
  | 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: c9d2fdfbe06098d4f5c9507111498d2ad518cc70dd821a1c1332225aefaa82e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15cb686ceadc209f84d54b70120c559c483d2e2b28c9d38f94df7127c3648fe0",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-03-12T09:33:29Z",
    "title_canon_sha256": "22af6486bc1da9e1c013cec78b81e0696b851a58e5162312d0aa2a471d6fa272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04798",
    "kind": "arxiv",
    "version": 2
  }
}