Pith Number

pith:LWHIXR32

pith:2021:LWHIXR32S4W4HML3ALDRWLYVU3

not attested not anchored not stored refs pending

Quantum Annealing for Large MIMO Downlink Vector Perturbation Precoding

Abhishek Kumar Singh, Davide Venturelli, Kyle Jamieson, Srikar Kasi

arxiv:2102.12540 v1 · 2021-02-24 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWHIXR32S4W4HML3ALDRWLYVU3}

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	2026-07-05T04:14:58.857575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d8e8bc77a972dc3b17b02c71b2f15a6c2b9d323cf63280bfc3a49cce7251b06

Aliases

arxiv: 2102.12540 · arxiv_version: 2102.12540v1 · doi: 10.48550/arxiv.2102.12540 · pith_short_12: LWHIXR32S4W4 · pith_short_16: LWHIXR32S4W4HML3 · pith_short_8: LWHIXR32

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/LWHIXR32S4W4HML3ALDRWLYVU3 \
  | 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: 5d8e8bc77a972dc3b17b02c71b2f15a6c2b9d323cf63280bfc3a49cce7251b06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaf5a3387d4ee92ddef8f70a1cd707f5a3aecd63deb2016730750f473ad7dba7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-02-24T20:19:10Z",
    "title_canon_sha256": "2b54d8d6c1cceec0e7dfc8a6705a00c130c94d7315079bc879f13e1bc0d7474b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12540",
    "kind": "arxiv",
    "version": 1
  }
}