Pith Number

pith:GSI5HKFY

pith:2017:GSI5HKFYXZXR52LWX4R3SMG5EY

not attested not anchored not stored refs pending

On Input Design for Regularized LTI System Identification: Power-constrained Input

Biqiang Mu, Tianshi Chen

arxiv:1708.05539 v1 · 2017-08-18 · 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{GSI5HKFYXZXR52LWX4R3SMG5EY}

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	2026-05-18T00:37:49.782946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3491d3a8b8be6f1ee976bf23b930dd263ba50596d6a86d3f98e08d98c27b7231

Aliases

arxiv: 1708.05539 · arxiv_version: 1708.05539v1 · doi: 10.48550/arxiv.1708.05539 · pith_short_12: GSI5HKFYXZXR · pith_short_16: GSI5HKFYXZXR52LW · pith_short_8: GSI5HKFY

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/GSI5HKFYXZXR52LWX4R3SMG5EY \
  | 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: 3491d3a8b8be6f1ee976bf23b930dd263ba50596d6a86d3f98e08d98c27b7231

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deac613103d4db5529e81fe98221516eddd043b317ffba32f494d797bebcf64c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-08-18T08:54:32Z",
    "title_canon_sha256": "78edb49e2f7d36a2d3ee4122a54012c6def186be5a5a958cd826afffadfff8f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05539",
    "kind": "arxiv",
    "version": 1
  }
}