Pith Number

pith:H62RPQER

pith:2012:H62RPQERFQVVNG2SKAJ2VDJG57

not attested not anchored not stored refs pending

Interference Alignment with Quantized Grassmannian Feedback in the K-user Constant MIMO Interference Channel

Maxime Guillaud, Mohsen Rezaee

arxiv:1207.6902 v3 · 2012-07-30 · 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{H62RPQERFQVVNG2SKAJ2VDJG57}

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	2026-05-18T02:27:06.119893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fb517c0912c2b569b525013aa8d26efc110f1d044f77fc5614b00a5cb98f701

Aliases

arxiv: 1207.6902 · arxiv_version: 1207.6902v3 · doi: 10.48550/arxiv.1207.6902 · pith_short_12: H62RPQERFQVV · pith_short_16: H62RPQERFQVVNG2S · pith_short_8: H62RPQER

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/H62RPQERFQVVNG2SKAJ2VDJG57 \
  | 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: 3fb517c0912c2b569b525013aa8d26efc110f1d044f77fc5614b00a5cb98f701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c55523f27ad3c2b9db3946902c3f6c3137aea3092f5bea77c243145053e06161",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-30T11:49:21Z",
    "title_canon_sha256": "cfbd0ed1dce35b7e166872ea02c5f479b14bfa08d6e39d886dd5fa6837cdd890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6902",
    "kind": "arxiv",
    "version": 3
  }
}