Pith Number

pith:O55SGQB6

pith:2013:O55SGQB625EOYVLOM2JALRVT5W

not attested not anchored not stored refs pending

Interference alignment for the MIMO interference channel

David Tse, Dustin Cartwright, Guy Bresler

arxiv:1303.5678 v2 · 2013-03-22 · 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{O55SGQB625EOYVLOM2JALRVT5W}

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	2026-05-18T00:13:14.089304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

777b23403ed748ec556e669205c6b3ed8a67ba29beb9b0278ed3d44f2c799f83

Aliases

arxiv: 1303.5678 · arxiv_version: 1303.5678v2 · doi: 10.48550/arxiv.1303.5678 · pith_short_12: O55SGQB625EO · pith_short_16: O55SGQB625EOYVLO · pith_short_8: O55SGQB6

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/O55SGQB625EOYVLOM2JALRVT5W \
  | 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: 777b23403ed748ec556e669205c6b3ed8a67ba29beb9b0278ed3d44f2c799f83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ec890b1d856820d9425a122045d55e58e4069860a91a743edea3b54ec0c6ba",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-22T18:28:00Z",
    "title_canon_sha256": "7cc791ebc125cd06a21b3dddf9c3e49ec7bba2479a5c92334b427b293fc8407c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5678",
    "kind": "arxiv",
    "version": 2
  }
}