Pith Number

pith:R2R2HX7Z

pith:2012:R2R2HX7ZKJTUUY33OFMHFAZPA2

not attested not anchored not stored refs pending

On Precoding for Constant K-User MIMO Gaussian Interference Channel with Finite Constellation Inputs

Abhinav Ganesan, B. Sundar Rajan

arxiv:1210.3819 v2 · 2012-10-14 · 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{R2R2HX7ZKJTUUY33OFMHFAZPA2}

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	2026-05-18T03:17:57.136793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ea3a3dff952674a637b715872832f069c66fcd9660921072c5482bffc30c8f3

Aliases

arxiv: 1210.3819 · arxiv_version: 1210.3819v2 · doi: 10.48550/arxiv.1210.3819 · pith_short_12: R2R2HX7ZKJTU · pith_short_16: R2R2HX7ZKJTUUY33 · pith_short_8: R2R2HX7Z

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/R2R2HX7ZKJTUUY33OFMHFAZPA2 \
  | 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: 8ea3a3dff952674a637b715872832f069c66fcd9660921072c5482bffc30c8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d62a010d7e84a093f1436695e349e417f82e3c5fd534a6bafe8d5cb644bcad3c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-10-14T17:51:36Z",
    "title_canon_sha256": "6279b47387efec71d38f29d9c6c231048728298ea667314bb35acd281dfa5a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3819",
    "kind": "arxiv",
    "version": 2
  }
}