Pith Number

pith:ZV3YY3XK

pith:2019:ZV3YY3XKWO3MABVQXDQL557BI6

not attested not anchored not stored refs pending

Robust Vector Perturbation Precoding Design for MIMO Broadcast Channel

Lihua Li, Liutong Du, Ping Zhang

arxiv:1901.09199 v1 · 2019-01-26 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZV3YY3XKWO3MABVQXDQL557BI6}

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	2026-05-17T23:55:26.625853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd778c6eeab3b6c006b0b8e0bef7e147b03359ee9de0108b88f434c03460191b

Aliases

arxiv: 1901.09199 · arxiv_version: 1901.09199v1 · doi: 10.48550/arxiv.1901.09199 · pith_short_12: ZV3YY3XKWO3M · pith_short_16: ZV3YY3XKWO3MABVQ · pith_short_8: ZV3YY3XK

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/ZV3YY3XKWO3MABVQXDQL557BI6 \
  | 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: cd778c6eeab3b6c006b0b8e0bef7e147b03359ee9de0108b88f434c03460191b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25fe3059ef5960861c546a074767d2aa2d26f5e7fb749ad8ff158ff9644e5399",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-01-26T12:21:29Z",
    "title_canon_sha256": "e46dff6a3a7a827e1ac18d985e63e844e8055a4284e831ab2563b17c0ba72654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09199",
    "kind": "arxiv",
    "version": 1
  }
}