Pith Number

pith:MJ7CN4EL

pith:2013:MJ7CN4ELIXT2HA6DIPFICLFDCU

not attested not anchored not stored refs pending

Symmetric Two-User MIMO BC and IC with Evolving Feedback

Jinyuan Chen, Petros Elia

arxiv:1306.3710 v1 · 2013-06-16 · 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{MJ7CN4ELIXT2HA6DIPFICLFDCU}

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	2026-05-18T03:20:46.666918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

627e26f08b45e7a383c343ca812ca3153f33e9cf0f098ab76313a9bd108c1cfe

Aliases

arxiv: 1306.3710 · arxiv_version: 1306.3710v1 · doi: 10.48550/arxiv.1306.3710 · pith_short_12: MJ7CN4ELIXT2 · pith_short_16: MJ7CN4ELIXT2HA6D · pith_short_8: MJ7CN4EL

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/MJ7CN4ELIXT2HA6DIPFICLFDCU \
  | 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: 627e26f08b45e7a383c343ca812ca3153f33e9cf0f098ab76313a9bd108c1cfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed4dbe2d57fbad095e9b91bb8b85c53a2788d6fa482e93c16fa1973c84726bf6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-06-16T22:47:17Z",
    "title_canon_sha256": "ed4f6e32b2423c1a87a1160ce1c66ae60e61ca04b78d92ac840927e0bef63fad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3710",
    "kind": "arxiv",
    "version": 1
  }
}