Pith Number

pith:T4T6K7ME

pith:2018:T4T6K7MESFZPGMVJLSZDPPAO2V

not attested not anchored not stored refs pending

A New Solution Concept and Family of Relaxations for Hybrid Dynamical Systems

Humberto Gonzalez, S. Shankar Sastry, Tyler Westenbroek

arxiv:1803.08092 v5 · 2018-03-21 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4T6K7MESFZPGMVJLSZDPPAO2V}

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	2026-05-17T23:58:19.400508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f27e57d849172f332a95cb237bc0ed55210883a59a026b85a720b753b7dc445

Aliases

arxiv: 1803.08092 · arxiv_version: 1803.08092v5 · doi: 10.48550/arxiv.1803.08092 · pith_short_12: T4T6K7MESFZP · pith_short_16: T4T6K7MESFZPGMVJ · pith_short_8: T4T6K7ME

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/T4T6K7MESFZPGMVJLSZDPPAO2V \
  | 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: 9f27e57d849172f332a95cb237bc0ed55210883a59a026b85a720b753b7dc445

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "867196d3e637dd645d5d02c64c37f7adc2835377484fa79f1407e40ba49d77b4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-03-21T18:53:31Z",
    "title_canon_sha256": "6850559720cc17872205fac41f6c6688e934adb2007d4e221a00f28eacca4a57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08092",
    "kind": "arxiv",
    "version": 5
  }
}