Pith Number

pith:QKJ7JGRG

pith:2020:QKJ7JGRGDKP7JYREQSIGE3UBYH

not attested not anchored not stored refs pending

Phase of Nonlinear Systems

Chao Chen, Di Zhao, Li Qiu, Sei Zhen Khong, Wei Chen

arxiv:2012.00692 v2 · 2020-11-30 · eess.SY · cs.SY · 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{QKJ7JGRGDKP7JYREQSIGE3UBYH}

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.

Cited by

2 papers in Pith

Soft and Hard Scaled Relative Graphs for Nonlinear Feedback Stability

Frequency Response of Nonlinear Systems: Notions, Analysis, and Graphical Representation

Receipt and verification

First computed	2026-07-05T02:36:47.130109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8293f49a261a9ff4e2248490626e81c1c788d0d9db52e24107c28dd8b58146dd

Aliases

arxiv: 2012.00692 · arxiv_version: 2012.00692v2 · doi: 10.48550/arxiv.2012.00692 · pith_short_12: QKJ7JGRGDKP7 · pith_short_16: QKJ7JGRGDKP7JYRE · pith_short_8: QKJ7JGRG

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/QKJ7JGRGDKP7JYREQSIGE3UBYH \
  | 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: 8293f49a261a9ff4e2248490626e81c1c788d0d9db52e24107c28dd8b58146dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b24bdca3e54173b72efcf6f519ad7f2b56437666c192cd006cfd386af1c49ade",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2020-11-30T06:31:22Z",
    "title_canon_sha256": "1270c6451e276821fca58ba4016ed62bcfa399b9679de9039e2a69ab2fe7e5f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00692",
    "kind": "arxiv",
    "version": 2
  }
}