Pith Number

pith:FNK4LG6W

pith:2013:FNK4LG6WWVIGL5WPXTFUQ7EMZJ

not attested not anchored not stored refs pending

Power Allocation in Two-Hop Amplify-and-Forward MIMO Relay Systems with QoS requirements

Antonio A. D'Amico, Luca Sanguinetti

arxiv:1303.2820 v1 · 2013-03-12 · 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{FNK4LG6WWVIGL5WPXTFUQ7EMZJ}

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	2026-05-18T03:31:07.943092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b55c59bd6b55065f6cfbccb487c8cca7ebe0ae86bf38638e6126e204e09c6a6

Aliases

arxiv: 1303.2820 · arxiv_version: 1303.2820v1 · doi: 10.48550/arxiv.1303.2820 · pith_short_12: FNK4LG6WWVIG · pith_short_16: FNK4LG6WWVIGL5WP · pith_short_8: FNK4LG6W

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/FNK4LG6WWVIGL5WPXTFUQ7EMZJ \
  | 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: 2b55c59bd6b55065f6cfbccb487c8cca7ebe0ae86bf38638e6126e204e09c6a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1bcaecd7eec9d0536e23555a2be4baa742e5e5b50baf8fc29d7e2842b24604",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-12T09:57:20Z",
    "title_canon_sha256": "3b18a875875dda7a006becb74be235283dbbd13707db386dc211bd201aafe3d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2820",
    "kind": "arxiv",
    "version": 1
  }
}