Pith Number

pith:AHZS43KT

pith:2011:AHZS43KTMNDMF2JDJPMILLOXF7

not attested not anchored not stored refs pending

On the Generalized Degrees of Freedom of the K-user Symmetric MIMO Gaussian Interference Channel

Chandra R. Murthy, Parthajit Mohapatra

arxiv:1105.5306 v4 · 2011-05-26 · 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{AHZS43KTMNDMF2JDJPMILLOXF7}

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	2026-05-18T03:49:10.515418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01f32e6d536346c2e9234bd885add72fff0cf06129f33e427b3a6dd3d97812cf

Aliases

arxiv: 1105.5306 · arxiv_version: 1105.5306v4 · doi: 10.48550/arxiv.1105.5306 · pith_short_12: AHZS43KTMNDM · pith_short_16: AHZS43KTMNDMF2JD · pith_short_8: AHZS43KT

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/AHZS43KTMNDMF2JDJPMILLOXF7 \
  | 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: 01f32e6d536346c2e9234bd885add72fff0cf06129f33e427b3a6dd3d97812cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ff81e6b49e3204b294cd4eb181a9b044bc4b5b91f1f6e4ad5dccb9191a4f7ae",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-05-26T14:30:44Z",
    "title_canon_sha256": "d12b2ea5412bdb9a0b8e1eabe2a22971fe40baa6e0d81c3c0a452a33813469a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5306",
    "kind": "arxiv",
    "version": 4
  }
}