Pith Number

pith:6JQ5AUVB

pith:2014:6JQ5AUVBGVQQ6YJK5KUKIN4W7V

not attested not anchored not stored refs pending

A hierarchic multi-level energy method for the control of bi-diagonal and mixed n-coupled cascade systems of PDE's by a reduced number of controls

Fatiha Alabau-Boussouira

arxiv:1401.7066 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{6JQ5AUVBGVQQ6YJK5KUKIN4W7V}

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	2026-05-18T03:00:50.955475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f261d052a135610f612aeaa8a43796fd40dfe52934942a41892228c5469c34e9

Aliases

arxiv: 1401.7066 · arxiv_version: 1401.7066v1 · doi: 10.48550/arxiv.1401.7066 · pith_short_12: 6JQ5AUVBGVQQ · pith_short_16: 6JQ5AUVBGVQQ6YJK · pith_short_8: 6JQ5AUVB

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/6JQ5AUVBGVQQ6YJK5KUKIN4W7V \
  | 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: f261d052a135610f612aeaa8a43796fd40dfe52934942a41892228c5469c34e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0252e37bc1d37d8d5798188ba8069c89bd8e7de5b7eaf9fe690960b64072c1b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-28T02:19:41Z",
    "title_canon_sha256": "a5c1af741282cd06c88c7392713f112c03b1ee49be6b59671695f031002e0ad1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7066",
    "kind": "arxiv",
    "version": 1
  }
}