Pith Number

pith:54233R3A

pith:2015:54233R3A3DD74GYTMIF4MYXJ35

not attested not anchored not stored refs pending

Near-Optimal Hybrid Processing for Massive MIMO Systems via Matrix Decomposition

Weiheng Ni, Wu-Sheng Lu, Xiaodai Dong

arxiv:1504.03777 v1 · 2015-04-15 · 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{54233R3A3DD74GYTMIF4MYXJ35}

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	2026-05-18T02:18:42.133040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef35bdc760d8c7fe1b13620bc662e9df683c12137d97dd274ac381998364b9df

Aliases

arxiv: 1504.03777 · arxiv_version: 1504.03777v1 · doi: 10.48550/arxiv.1504.03777 · pith_short_12: 54233R3A3DD7 · pith_short_16: 54233R3A3DD74GYT · pith_short_8: 54233R3A

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/54233R3A3DD74GYTMIF4MYXJ35 \
  | 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: ef35bdc760d8c7fe1b13620bc662e9df683c12137d97dd274ac381998364b9df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43590d1b795c5c12314b7c27be96289031eb052b2a108d786e5fa9bb531d5732",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-15T03:26:12Z",
    "title_canon_sha256": "5020fd8009ca52ef3f50edb4b7129bdfa6ab5a40c6b97d808f031e7ff0c93b48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03777",
    "kind": "arxiv",
    "version": 1
  }
}