Pith Number

pith:J4OSFQMG

pith:2017:J4OSFQMGC5JFRWBEP3M2FAZ2TX

not attested not anchored not stored refs pending

Upper and Lower Bounds on the Capacity of Amplitude-Constrained MIMO Channels

Alex Dytso, H. Vincent Poor, Mario Goldenbaum, Shlomo Shamai (Shitz)

arxiv:1708.09517 v1 · 2017-08-31 · 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{J4OSFQMGC5JFRWBEP3M2FAZ2TX}

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	2026-05-18T00:36:18.528166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f1d22c186175258d8247ed9a2833a9df806b91a4a5326d660e1e54d5aa0e396

Aliases

arxiv: 1708.09517 · arxiv_version: 1708.09517v1 · doi: 10.48550/arxiv.1708.09517 · pith_short_12: J4OSFQMGC5JF · pith_short_16: J4OSFQMGC5JFRWBE · pith_short_8: J4OSFQMG

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/J4OSFQMGC5JFRWBEP3M2FAZ2TX \
  | 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: 4f1d22c186175258d8247ed9a2833a9df806b91a4a5326d660e1e54d5aa0e396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bf8e26f87e5aaada09ee0121a7e3e5cef88f3949802ca9d8fbdc56ebd098429",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-08-31T01:07:21Z",
    "title_canon_sha256": "67d976eb6d560a971141d9ded217748c799642b635cc3c25466c30adfebdbce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09517",
    "kind": "arxiv",
    "version": 1
  }
}