Pith Number

pith:VRLD6AFL

pith:2017:VRLD6AFLCNRQFLV4QLKF4QH5H3

not attested not anchored not stored refs pending

Spectral Efficiency Analysis for Spatial Modulation in Massive MIMO Uplink over Dispersive Channels

Jian Song, Jintao Wang, Longzhuang He, Yue Sun

arxiv:1702.04074 v2 · 2017-02-14 · 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{VRLD6AFLCNRQFLV4QLKF4QH5H3}

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	2026-05-18T00:29:10.734579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac563f00ab136302aebc82d45e40fd3eec8414f5fccd11f9a1fbfea82066c5ef

Aliases

arxiv: 1702.04074 · arxiv_version: 1702.04074v2 · doi: 10.48550/arxiv.1702.04074 · pith_short_12: VRLD6AFLCNRQ · pith_short_16: VRLD6AFLCNRQFLV4 · pith_short_8: VRLD6AFL

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/VRLD6AFLCNRQFLV4QLKF4QH5H3 \
  | 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: ac563f00ab136302aebc82d45e40fd3eec8414f5fccd11f9a1fbfea82066c5ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63191c6da39b6baa24cc5407b8e46c4d33bdbb7b7d4fe2260bc73b7afe66a2e8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-14T04:19:34Z",
    "title_canon_sha256": "0e4097877fbcf2997237cd0be62312570952bcbfbf264e03e0f5571defc1d38a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04074",
    "kind": "arxiv",
    "version": 2
  }
}