Pith Number

pith:4NICNDOH

pith:2014:4NICNDOHBNKF6LQF6RBCE6UTAK

not attested not anchored not stored refs pending

Insensitizing exact controls for the scalar wave equation and exact controllability of $2$-coupled cascade systems of PDE's by a single control

Fatiha Alabau-Boussouira

arxiv:1401.7323 v1 · 2014-01-28 · 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{4NICNDOHBNKF6LQF6RBCE6UTAK}

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	2026-05-18T03:00:38.874104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e350268dc70b545f2e05f442227a93028159c7148c7f8aa7f4e8978b28b77d7c

Aliases

arxiv: 1401.7323 · arxiv_version: 1401.7323v1 · doi: 10.48550/arxiv.1401.7323 · pith_short_12: 4NICNDOHBNKF · pith_short_16: 4NICNDOHBNKF6LQF · pith_short_8: 4NICNDOH

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/4NICNDOHBNKF6LQF6RBCE6UTAK \
  | 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: e350268dc70b545f2e05f442227a93028159c7148c7f8aa7f4e8978b28b77d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef0544244873927bcb4aef20e05e1d38e7a50d80c95348fe4a29747d9f8b9731",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-28T02:40:07Z",
    "title_canon_sha256": "8ef9ac27bd29f10cf32ed6894c4f6ffff918fe8ac431ad85ba7047bf80548fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7323",
    "kind": "arxiv",
    "version": 1
  }
}