Pith Number

pith:C32AGB73

pith:2019:C32AGB73IRMTQPZ6QQAX2MOZFD

not attested not anchored not stored refs pending

Self-triggered Control for Safety Critical Systems using Control Barrier Functions

Calin Belta, Guang Yang, Roberto Tron

arxiv:1903.03692 v1 · 2019-03-08 · cs.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{C32AGB73IRMTQPZ6QQAX2MOZFD}

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	2026-05-17T23:51:41.256444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16f40307fb4459383f3e84017d31d928c3b6f04bbe5295c4b11b8413c5c9d901

Aliases

arxiv: 1903.03692 · arxiv_version: 1903.03692v1 · doi: 10.48550/arxiv.1903.03692 · pith_short_12: C32AGB73IRMT · pith_short_16: C32AGB73IRMTQPZ6 · pith_short_8: C32AGB73

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/C32AGB73IRMTQPZ6QQAX2MOZFD \
  | 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: 16f40307fb4459383f3e84017d31d928c3b6f04bbe5295c4b11b8413c5c9d901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c92b004c5812d4dcfd43280596eaa98cdfd65c4bb9d83495208b8fafe20dc189",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2019-03-08T22:56:24Z",
    "title_canon_sha256": "d10092af1b952b00c8d32222db57973bf1336569e3ea18e1757c7de85f949aa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03692",
    "kind": "arxiv",
    "version": 1
  }
}