Pith Number

pith:GF4AQAOR

pith:2015:GF4AQAORAYJHJ5KUTM2V5O6YW6

not attested not anchored not stored refs pending

An Algorithm for Global Maximization of Secrecy Rates in Gaussian MIMO Wiretap Channels

Charalambos D. Charalambous, Sergey Loyka

arxiv:1504.03725 v1 · 2015-04-14 · 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{GF4AQAORAYJHJ5KUTM2V5O6YW6}

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	2026-05-18T00:58:04.474195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31780801d1061274f5549b355ebbd8b793ccdae9243a701a5df8df82b356441c

Aliases

arxiv: 1504.03725 · arxiv_version: 1504.03725v1 · doi: 10.48550/arxiv.1504.03725 · pith_short_12: GF4AQAORAYJH · pith_short_16: GF4AQAORAYJHJ5KU · pith_short_8: GF4AQAOR

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/GF4AQAORAYJHJ5KUTM2V5O6YW6 \
  | 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: 31780801d1061274f5549b355ebbd8b793ccdae9243a701a5df8df82b356441c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9bcd0c180d20731c11fbfbbedb323522addd12b910290daccb35b19e3e766d0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-14T21:05:52Z",
    "title_canon_sha256": "9509e9600ebe525a8085a2d4835931b1a597e890888d3db1ff0b797b22b988d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03725",
    "kind": "arxiv",
    "version": 1
  }
}