Pith Number

pith:VIALTUVU

pith:2011:VIALTUVUK5WRIAECTPLCAPVNBM

not attested not anchored not stored refs pending

On the Symmetric Feedback Capacity of the K-user Cyclic Z-Interference Channel

H. Vincent Poor, Ravi Tandon, Soheil Mohajer

arxiv:1109.1507 v2 · 2011-09-07 · 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{VIALTUVUK5WRIAECTPLCAPVNBM}

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	2026-05-18T00:58:18.744104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa00b9d2b4576d1400829bd6203ead0b36ceb5f26a1ce60b8f452fb99de7a116

Aliases

arxiv: 1109.1507 · arxiv_version: 1109.1507v2 · doi: 10.48550/arxiv.1109.1507 · pith_short_12: VIALTUVUK5WR · pith_short_16: VIALTUVUK5WRIAEC · pith_short_8: VIALTUVU

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/VIALTUVUK5WRIAECTPLCAPVNBM \
  | 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: aa00b9d2b4576d1400829bd6203ead0b36ceb5f26a1ce60b8f452fb99de7a116

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e07c5898d23663b89e1ec0d51fdd420ea7d3d9fdf44fadd6effb096e275e8bb",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-09-07T16:29:09Z",
    "title_canon_sha256": "8617e590a4a3426fe02939d6a84a9f0c17317b790b967bba186f298e0f5b3979"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1507",
    "kind": "arxiv",
    "version": 2
  }
}