Pith Number

pith:U6KKRLE5

pith:2013:U6KKRLE5XZ62Z7PGZNJ7MFKNRX

not attested not anchored not stored refs pending

Feasibility Conditions of Interference Alignment via Two Orthogonal Subcarriers

Gerhard Kramer, Stefan Dierks, Wolfgang Zirwas

arxiv:1303.5321 v1 · 2013-03-21 · 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{U6KKRLE5XZ62Z7PGZNJ7MFKNRX}

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	2026-05-18T03:30:13.143736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a794a8ac9dbe7dacfde6cb53f6154d8dfec8a966e8b1c3291528dbbfe380915c

Aliases

arxiv: 1303.5321 · arxiv_version: 1303.5321v1 · doi: 10.48550/arxiv.1303.5321 · pith_short_12: U6KKRLE5XZ62 · pith_short_16: U6KKRLE5XZ62Z7PG · pith_short_8: U6KKRLE5

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/U6KKRLE5XZ62Z7PGZNJ7MFKNRX \
  | 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: a794a8ac9dbe7dacfde6cb53f6154d8dfec8a966e8b1c3291528dbbfe380915c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57c4d8998e8b64ba8cf505b239c3fdfe39389492c5436600614d15237af08d4b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-21T16:34:00Z",
    "title_canon_sha256": "84bfde5eae6cf6a1516acfd4f5e5b8dfbbd213aa2966c345fa76428652025321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5321",
    "kind": "arxiv",
    "version": 1
  }
}