Pith Number

pith:JI2JRDD2

pith:2019:JI2JRDD2HHH5PZKSMU3H4CUQ2S

not attested not anchored not stored refs pending

RF Chain Reduction for MIMO Systems: A Hardware Prototype

Moshe Namer, Nir Shlezinger, Shahar Stein Ioushua, Tierui Gong, Yonina C. Eldar, Zhijia Yang

arxiv:1905.05315 v2 · 2019-05-13 · eess.SP · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JI2JRDD2HHH5PZKSMU3H4CUQ2S}

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	2026-07-05T02:02:30.192263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a34988c7a39cfd7e55265367e0a90d4a4486ac7fb37bf1a9cb3f340f86f1b2d

Aliases

arxiv: 1905.05315 · arxiv_version: 1905.05315v2 · doi: 10.48550/arxiv.1905.05315 · pith_short_12: JI2JRDD2HHH5 · pith_short_16: JI2JRDD2HHH5PZKS · pith_short_8: JI2JRDD2

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/JI2JRDD2HHH5PZKSMU3H4CUQ2S \
  | 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: 4a34988c7a39cfd7e55265367e0a90d4a4486ac7fb37bf1a9cb3f340f86f1b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cc29fac4bebfff26c3ce9d6da34c31d672e7542f1c99a802b661be993d33c1f",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-05-13T23:17:57Z",
    "title_canon_sha256": "8c0114f771b7b890af267ab186512086d8371e320f14a546a86300ef2b64d206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05315",
    "kind": "arxiv",
    "version": 2
  }
}