Pith Number

pith:SK3WDDJL

pith:2019:SK3WDDJLHEPEHFDTV564UHFQ4Q

not attested not anchored not stored refs pending

On Estimating Maximum Sum Rate of MIMO Systems with Successive Zero-Forcing Dirty Paper Coding and Per-antenna Power Constraint

Le-Nam Tran, Ronan Farrell, Thuy M. Pham

arxiv:1905.08037 v1 · 2019-05-14 · cs.IT · cs.LG · math.IT · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK3WDDJLHEPEHFDTV564UHFQ4Q}

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	2026-05-17T23:45:47.776372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92b7618d2b391e439473af7dca1cb0e4327c99e1aa60708e175fb2c821383c88

Aliases

arxiv: 1905.08037 · arxiv_version: 1905.08037v1 · doi: 10.48550/arxiv.1905.08037 · pith_short_12: SK3WDDJLHEPE · pith_short_16: SK3WDDJLHEPEHFDT · pith_short_8: SK3WDDJL

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/SK3WDDJLHEPEHFDTV564UHFQ4Q \
  | 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: 92b7618d2b391e439473af7dca1cb0e4327c99e1aa60708e175fb2c821383c88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42e5bb2210717e543ff409315f29cd2067ac7b60ba795060caac18e885fc6ef1",
    "cross_cats_sorted": [
      "cs.LG",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-14T08:57:33Z",
    "title_canon_sha256": "a6ab200ecd282a62a56ab0f5cb4f4b3c6ad9b441281cb142d97971df16d6c686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08037",
    "kind": "arxiv",
    "version": 1
  }
}