Pith Number

pith:QSCWC5RW

pith:2019:QSCWC5RWRFQK5JI2IQCZU425J4

not attested not anchored not stored refs pending

Hybrid Precoding Design for Reconfigurable Intelligent Surface aided mmWave Communication Systems

Ang Li, Branka Vucetic, Chandan Pradhan, Lingyang Song, Yonghui Li

arxiv:1912.00040 v1 · 2019-11-29 · cs.NI · 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{QSCWC5RWRFQK5JI2IQCZU425J4}

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	2026-07-05T00:22:54.481745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84856176368960aea51a44059a735d4f2592d1837d640f1e690f0fcd0adde04b

Aliases

arxiv: 1912.00040 · arxiv_version: 1912.00040v1 · doi: 10.48550/arxiv.1912.00040 · pith_short_12: QSCWC5RWRFQK · pith_short_16: QSCWC5RWRFQK5JI2 · pith_short_8: QSCWC5RW

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/QSCWC5RWRFQK5JI2IQCZU425J4 \
  | 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: 84856176368960aea51a44059a735d4f2592d1837d640f1e690f0fcd0adde04b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d547ade97fae268fb693126081f18b349063c95b81723e0a96814d1dabd5c90",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-11-29T19:13:35Z",
    "title_canon_sha256": "b6d6c18cd5d60580751ed12ff6ea797a73445670c8f73920deb221aebf3a0980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00040",
    "kind": "arxiv",
    "version": 1
  }
}