Pith Number

pith:ZPTP6JZE

pith:2018:ZPTP6JZEHW7WP6K7HYL72ITC5W

not attested not anchored not stored refs pending

Tight Continuous-Time Reachtubes for Lagrangian Reachability

Jacek Cyranka, Md. Ariful Islam, Radu Grosu, Scott A. Smolka, Sicun Gao

arxiv:1809.07450 v2 · 2018-09-20 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPTP6JZEHW7WP6K7HYL72ITC5W}

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	2026-05-18T00:05:04.360806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbe6ff27243dbf67f95f3e17fd2262ed9707ea309d8df2549a47116fecdefe37

Aliases

arxiv: 1809.07450 · arxiv_version: 1809.07450v2 · doi: 10.48550/arxiv.1809.07450 · pith_short_12: ZPTP6JZEHW7W · pith_short_16: ZPTP6JZEHW7WP6K7 · pith_short_8: ZPTP6JZE

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/ZPTP6JZEHW7WP6K7HYL72ITC5W \
  | 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: cbe6ff27243dbf67f95f3e17fd2262ed9707ea309d8df2549a47116fecdefe37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8419c89908076d42b2ebcba004461ee5eb05ffc7ee7e8fcb50e752a1e65f2ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-09-20T02:14:45Z",
    "title_canon_sha256": "cff63113c67567979bd0792be042262be5118ecf2ba758a4c75b62ea240f69a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07450",
    "kind": "arxiv",
    "version": 2
  }
}