Pith Number

pith:JXMHH4BH

pith:2011:JXMHH4BHWN636MVZ7QJU7LVWTV

not attested not anchored not stored refs pending

On the Tradeoff Between Multiuser Diversity and Training Overhead in Multiple Access Channels

Jamie Evans, Jonathan Scarlett, Subhrakanti Dey

arxiv:1105.3531 v4 · 2011-05-18 · 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{JXMHH4BHWN636MVZ7QJU7LVWTV}

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	2026-05-18T04:06:43.471814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dd873f027b37dbf32b9fc134faeb69d68d86568f42c5c47065f60f02b2ece8a

Aliases

arxiv: 1105.3531 · arxiv_version: 1105.3531v4 · doi: 10.48550/arxiv.1105.3531 · pith_short_12: JXMHH4BHWN63 · pith_short_16: JXMHH4BHWN636MVZ · pith_short_8: JXMHH4BH

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/JXMHH4BHWN636MVZ7QJU7LVWTV \
  | 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: 4dd873f027b37dbf32b9fc134faeb69d68d86568f42c5c47065f60f02b2ece8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d6fd9e7ccb81334f892b8756fb0a233c32ffec0b4d5109ff26f81e2acebfc7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-05-18T04:44:33Z",
    "title_canon_sha256": "b8b632d8f9248e1f231fb7bd3c257aacb01ac0173231c5487db8d3ede2f92527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3531",
    "kind": "arxiv",
    "version": 4
  }
}