Pith Number

pith:ZKLGKWED

pith:2012:ZKLGKWEDDZTJEN673TALRBCIRS

not attested not anchored not stored refs pending

Robust Adaptive Beamforming for General-Rank Signal Model with Positive Semi-Definite Constraint via POTDC

Arash Khabbazibasmenj, Sergiy A. Vorobyov

arxiv:1212.3624 v1 · 2012-12-14 · cs.IT · math.IT · 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{ZKLGKWEDDZTJEN673TALRBCIRS}

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	2026-05-18T01:52:38.005169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca966558831e669237dfdcc0b884488cb22ad221ac9b3a8bbb75a633efa7e7db

Aliases

arxiv: 1212.3624 · arxiv_version: 1212.3624v1 · doi: 10.48550/arxiv.1212.3624 · pith_short_12: ZKLGKWEDDZTJ · pith_short_16: ZKLGKWEDDZTJEN67 · pith_short_8: ZKLGKWED

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/ZKLGKWEDDZTJEN673TALRBCIRS \
  | 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: ca966558831e669237dfdcc0b884488cb22ad221ac9b3a8bbb75a633efa7e7db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf54c53452dfdb6b7ced8f6c090b42f54c03e920886325ddc039a3e3ae1c6c9",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-12-14T21:45:46Z",
    "title_canon_sha256": "1a069a37ce9c8ccb983b80783bfb2814a34e2a8ec970468eabcbc68c443a2b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3624",
    "kind": "arxiv",
    "version": 1
  }
}