Pith Number

pith:62Z7LN36

pith:2013:62Z7LN36Q5E6O4VZEG77YO4CZH

not attested not anchored not stored refs pending

A Backstepping Control Method for a Nonlinear Process - Two Coupled-Tanks

Grigore Stamatescu, Ioana Fagarasan, Iulia Stamatescu, Nicoleta Arghira, Valentin Tanasa, Vasile Calofir

arxiv:1312.0728 v1 · 2013-12-03 · 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{62Z7LN36Q5E6O4VZEG77YO4CZH}

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	2026-05-18T03:05:36.865897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6b3f5b77e8749e772b921bffc3b82c9db093886fd45e8eabffa542ecda6cb72

Aliases

arxiv: 1312.0728 · arxiv_version: 1312.0728v1 · doi: 10.48550/arxiv.1312.0728 · pith_short_12: 62Z7LN36Q5E6 · pith_short_16: 62Z7LN36Q5E6O4VZ · pith_short_8: 62Z7LN36

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/62Z7LN36Q5E6O4VZEG77YO4CZH \
  | 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: f6b3f5b77e8749e772b921bffc3b82c9db093886fd45e8eabffa542ecda6cb72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37de975a3950b2cbdd6e6584a08c9321328ae58c6e9b93576e84cf93dfe44a60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2013-12-03T08:29:29Z",
    "title_canon_sha256": "d69d52cb8f7f81ad2c6ae02b54e0214940b180e53a5ab9842af714b0de9caa8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0728",
    "kind": "arxiv",
    "version": 1
  }
}