Pith Number

pith:TOUQPK4E

pith:2012:TOUQPK4EGIYJPMGGE2WFAHO26B

not attested not anchored not stored refs pending

A Feasibility Test for Linear Interference Alignment in MIMO Channels with Constant Coefficients

Carlos Beltran, Ignacio Santamaria, Oscar Gonzalez

arxiv:1202.0186 v2 · 2012-02-01 · 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{TOUQPK4EGIYJPMGGE2WFAHO26B}

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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	2026-05-18T02:56:33.013690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba907ab84323097b0c626ac501ddaf077bce59008a1dd58cc8e02ba3dbe7e89

Aliases

arxiv: 1202.0186 · arxiv_version: 1202.0186v2 · doi: 10.48550/arxiv.1202.0186 · pith_short_12: TOUQPK4EGIYJ · pith_short_16: TOUQPK4EGIYJPMGG · pith_short_8: TOUQPK4E

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/TOUQPK4EGIYJPMGGE2WFAHO26B \
  | 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: 9ba907ab84323097b0c626ac501ddaf077bce59008a1dd58cc8e02ba3dbe7e89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57e0f110d41d8e8ade3c4ad41c1a0980831e774d92d14b6da0cd58365003b034",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-01T15:21:58Z",
    "title_canon_sha256": "d89b475f9cc3303385c28ee317a601166f3333320adfe7e5ebe7be247dee55d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0186",
    "kind": "arxiv",
    "version": 2
  }
}