Pith Number

pith:TBRKVW2W

pith:2017:TBRKVW2WMKQHF7AFUJS3JUABGZ

not attested not anchored not stored refs pending

A Contractive Approach to Separable Lyapunov Functions for Monotone Systems

Samuel Coogan

arxiv:1704.04218 v2 · 2017-04-13 · 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{TBRKVW2WMKQHF7AFUJS3JUABGZ}

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	2026-05-18T00:32:01.144364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9862aadb5662a072fc05a265b4d001366e110fba3fc9436af513b53747c8c3f3

Aliases

arxiv: 1704.04218 · arxiv_version: 1704.04218v2 · doi: 10.48550/arxiv.1704.04218 · pith_short_12: TBRKVW2WMKQH · pith_short_16: TBRKVW2WMKQHF7AF · pith_short_8: TBRKVW2W

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/TBRKVW2WMKQHF7AFUJS3JUABGZ \
  | 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: 9862aadb5662a072fc05a265b4d001366e110fba3fc9436af513b53747c8c3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9245403cb05d692b13345fa1c2e641911501375fa09c6ed30a35d883afe59c4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-04-13T17:32:57Z",
    "title_canon_sha256": "961cbfcf27c5d9ac7096ad6dda57b9e6ce866a0dc62a3a6518e03e99081b21dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04218",
    "kind": "arxiv",
    "version": 2
  }
}