Pith Number

pith:H2SW4O4T

pith:2013:H2SW4O4TQP4XDSE7J7AQHSGZXQ

not attested not anchored not stored refs pending

Limited Feedback Design for Interference Alignment on MIMO Interference Networks with Heterogeneous Path Loss and Spatial Correlations

IEEE), Liangzhong Ruan, (Student Member, Vincent K.N. Lau (Fellow), Xiongbin Rao

arxiv:1302.5978 v2 · 2013-02-25 · 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{H2SW4O4TQP4XDSE7J7AQHSGZXQ}

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	2026-05-18T01:51:33.652391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ea56e3b9383f971c89f4fc103c8d9bc130fc0fa73164b961b4e1cf768f23ae0

Aliases

arxiv: 1302.5978 · arxiv_version: 1302.5978v2 · doi: 10.48550/arxiv.1302.5978 · pith_short_12: H2SW4O4TQP4X · pith_short_16: H2SW4O4TQP4XDSE7 · pith_short_8: H2SW4O4T

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/H2SW4O4TQP4XDSE7J7AQHSGZXQ \
  | 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: 3ea56e3b9383f971c89f4fc103c8d9bc130fc0fa73164b961b4e1cf768f23ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66a2f6eb8a1660441a672b421e02c11b03bfe941ff6f1ee17ebecef839180cf9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-25T02:19:02Z",
    "title_canon_sha256": "13668430e80e6e40cde7bbc127152f33d7aeb6c163d22c4944c0d061d7e66769"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5978",
    "kind": "arxiv",
    "version": 2
  }
}