Pith Number

pith:BZHR6MHT

pith:2009:BZHR6MHT6KLICDJWTMZ74B6E45

not attested not anchored not stored refs pending

Feasibility Conditions for Interference Alignment

Ahmet H. Kayran, Cenk M. Yetis, Syed A. Jafar

arxiv:0904.4526 v1 · 2009-04-29 · cs.IT · cs.AR · 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{BZHR6MHT6KLICDJWTMZ74B6E45}

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	2026-05-18T02:13:49.341449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e4f1f30f3f296810d369b33fe07c4e75c6eb42cc8980214daa08ad7c98edd13

Aliases

arxiv: 0904.4526 · arxiv_version: 0904.4526v1 · doi: 10.48550/arxiv.0904.4526 · pith_short_12: BZHR6MHT6KLI · pith_short_16: BZHR6MHT6KLICDJW · pith_short_8: BZHR6MHT

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/BZHR6MHT6KLICDJWTMZ74B6E45 \
  | 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: 0e4f1f30f3f296810d369b33fe07c4e75c6eb42cc8980214daa08ad7c98edd13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e435cf16db12cbe2c1f72a8f0cebd1ef20fe24075adbacef6f5e34f5da815433",
    "cross_cats_sorted": [
      "cs.AR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2009-04-29T03:11:52Z",
    "title_canon_sha256": "ea309e1e9ac50c9951d8ccb69525140f5e126d3e6ba489d66f1ebf4bc1d8ba66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4526",
    "kind": "arxiv",
    "version": 1
  }
}