Pith Number

pith:ELF5CDLG

pith:2019:ELF5CDLGQOIPMCCRJPOWITSAY2

not attested not anchored not stored refs pending

Vector Contraction Analysis for Nonlinear Dynamical Systems

Antonella Ferrara, Bhawana Singh, Debdas Ghosh, Sandip Ghosh, Shyam Kamal

arxiv:1903.06439 v1 · 2019-03-15 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ELF5CDLGQOIPMCCRJPOWITSAY2}

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	2026-05-17T23:51:10.870630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22cbd10d668390f608514bdd644e40c6858b3664e7c2c74d7d7b96fae87ad17c

Aliases

arxiv: 1903.06439 · arxiv_version: 1903.06439v1 · doi: 10.48550/arxiv.1903.06439 · pith_short_12: ELF5CDLGQOIP · pith_short_16: ELF5CDLGQOIPMCCR · pith_short_8: ELF5CDLG

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/ELF5CDLGQOIPMCCRJPOWITSAY2 \
  | 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: 22cbd10d668390f608514bdd644e40c6858b3664e7c2c74d7d7b96fae87ad17c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a7b6408056c703d313d7a07937a4e7614175994e825cea7ff30474bdea21843",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-03-15T10:14:45Z",
    "title_canon_sha256": "e93a0861adcc1f5728e3007147a8c5e31e2dc83a6bccd52418e015df7df9eb41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06439",
    "kind": "arxiv",
    "version": 1
  }
}