Pith Number

pith:Z54FYJZ5

pith:2021:Z54FYJZ5PMPSQCY2AAZKQHGVZV

not attested not anchored not stored refs pending

Channel Customization for Joint Tx-RISs-Rx Design in Hybrid mmWave Systems

Chao-Kai Wen, Shi Jin, Weicong Chen, Xiao Li

arxiv:2109.13058 v2 · 2021-09-27 · cs.IT · eess.SP · 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{Z54FYJZ5PMPSQCY2AAZKQHGVZV}

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	2026-07-05T06:06:52.166738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf785c273d7b1f280b1a0032a81cd5cd5c2b8ea6057cb01bf2659b26dd73bf55

Aliases

arxiv: 2109.13058 · arxiv_version: 2109.13058v2 · doi: 10.48550/arxiv.2109.13058 · pith_short_12: Z54FYJZ5PMPS · pith_short_16: Z54FYJZ5PMPSQCY2 · pith_short_8: Z54FYJZ5

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/Z54FYJZ5PMPSQCY2AAZKQHGVZV \
  | 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: cf785c273d7b1f280b1a0032a81cd5cd5c2b8ea6057cb01bf2659b26dd73bf55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add3ab47fb4705a9bf4ab96a724b2aad2eb021f0551d5fcf54f5204154500eb2",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-09-27T14:03:35Z",
    "title_canon_sha256": "ab40df951fd7924fae99d09d728e6a75a3651aef4f46e74c7e8e3f21ca8b381d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13058",
    "kind": "arxiv",
    "version": 2
  }
}