Pith Number

pith:ZWJJ3GHE

pith:2017:ZWJJ3GHE7HVHYDC23EUZVK2EUC

not attested not anchored not stored refs pending

Contraction Analysis of Nonlinear DAE Systems

Hung D. Nguyen, Jean-Jacques Slotine, Konstantin Turitsyn, Thanh Long Vu

arxiv:1702.07421 v1 · 2017-02-23 · 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{ZWJJ3GHE7HVHYDC23EUZVK2EUC}

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	2026-05-18T00:50:03.413584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd929d98e4f9ea7c0c5ad9299aab44a0a30ccdce447221bf8f999972937dc352

Aliases

arxiv: 1702.07421 · arxiv_version: 1702.07421v1 · doi: 10.48550/arxiv.1702.07421 · pith_short_12: ZWJJ3GHE7HVH · pith_short_16: ZWJJ3GHE7HVHYDC2 · pith_short_8: ZWJJ3GHE

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/ZWJJ3GHE7HVHYDC23EUZVK2EUC \
  | 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: cd929d98e4f9ea7c0c5ad9299aab44a0a30ccdce447221bf8f999972937dc352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c57e7949843a294356ee18b73f6964fe190e63895bc387c719819b43e8b07fc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-02-23T23:21:19Z",
    "title_canon_sha256": "bce0ffff4d141fb55d844186e4a819be24de506ceba0f07defbd5d58d2593fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07421",
    "kind": "arxiv",
    "version": 1
  }
}