Pith Number

pith:MLUID563

pith:2014:MLUID563MVXY45C4USLYYQWLNT

not attested not anchored not stored refs pending

Regularization for Design

Nikolai Matni, Venkat Chandrasekaran

arxiv:1404.1972 v3 · 2014-04-08 · math.OC · 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{MLUID563MVXY45C4USLYYQWLNT}

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	2026-05-18T01:36:02.044093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62e881f7db656f8e745ca4978c42cb6cf1042f926a31b2837ee3f6ae03094bba

Aliases

arxiv: 1404.1972 · arxiv_version: 1404.1972v3 · doi: 10.48550/arxiv.1404.1972 · pith_short_12: MLUID563MVXY · pith_short_16: MLUID563MVXY45C4 · pith_short_8: MLUID563

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/MLUID563MVXY45C4USLYYQWLNT \
  | 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: 62e881f7db656f8e745ca4978c42cb6cf1042f926a31b2837ee3f6ae03094bba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8626b417fea8778f8ecb0e2a43ca2efdca955705740babbbdd1b92e223ec2780",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-04-08T00:00:54Z",
    "title_canon_sha256": "6f2c29067f6df9c57c83f9d22a618a8905782ad6aa2daa4b986aeae1c0bd96b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1972",
    "kind": "arxiv",
    "version": 3
  }
}