Pith Number

pith:5Q3PFI7H

pith:2018:5Q3PFI7HLELNTGBEUJAMX6YEJE

not attested not anchored not stored refs pending

Matlab code for Lyapunov exponents of fractional order systems

Marius-F. Danca, Nikolay Kuznetsov

arxiv:1804.01143 v1 · 2018-03-29 · physics.comp-ph · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5Q3PFI7HLELNTGBEUJAMX6YEJE}

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	2026-05-18T00:11:34.902550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec36f2a3e75916d99824a240cbfb04491e158881fcf0967c0030edb5de0424d5

Aliases

arxiv: 1804.01143 · arxiv_version: 1804.01143v1 · doi: 10.48550/arxiv.1804.01143 · pith_short_12: 5Q3PFI7HLELN · pith_short_16: 5Q3PFI7HLELNTGBE · pith_short_8: 5Q3PFI7H

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/5Q3PFI7HLELNTGBEUJAMX6YEJE \
  | 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: ec36f2a3e75916d99824a240cbfb04491e158881fcf0967c0030edb5de0424d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49f56b7bdd7da10c7130f64d0eef0fc0f0ffe57343b7d7611bd69f3aaf1174d",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-03-29T16:25:20Z",
    "title_canon_sha256": "2929e2c5b817449dbaa4660f1c500c196a068a942beaedc693d27750a1d546d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01143",
    "kind": "arxiv",
    "version": 1
  }
}