Pith Number

pith:ZXZ7ZDOS

pith:2014:ZXZ7ZDOSEGQVJFDAP6QVBJM3OI

not attested not anchored not stored refs pending

A Convex Approach to Output Feedback Control of Parabolic PDEs Using Sum-of-Squares

Aditya Gahlawat, Matthew. M. Peet

arxiv:1408.5206 v1 · 2014-08-22 · 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{ZXZ7ZDOSEGQVJFDAP6QVBJM3OI}

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	2026-05-18T02:44:39.171655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdf3fc8dd221a15494607fa150a59b7210a4b011583c963a0bd70f8d1ad0fe7a

Aliases

arxiv: 1408.5206 · arxiv_version: 1408.5206v1 · doi: 10.48550/arxiv.1408.5206 · pith_short_12: ZXZ7ZDOSEGQV · pith_short_16: ZXZ7ZDOSEGQVJFDA · pith_short_8: ZXZ7ZDOS

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/ZXZ7ZDOSEGQVJFDAP6QVBJM3OI \
  | 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: cdf3fc8dd221a15494607fa150a59b7210a4b011583c963a0bd70f8d1ad0fe7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e3e0b9ce2c788f9a934feb003a3d53791bc9dec65ae477192f4b8615e7ba328",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2014-08-22T05:11:00Z",
    "title_canon_sha256": "08eef08f41e11c6573b0fe7e191341f1dd9966653472143501f4156ecdc11231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5206",
    "kind": "arxiv",
    "version": 1
  }
}