Pith Number

pith:6EJQADCR

pith:2023:6EJQADCRV4WI4PUHGNDSPFB5FI

not attested not anchored not stored refs pending

A Tutorial on Holographic MIMO Communications--Part I: Channel Modeling and Channel Estimation

Chau Yuen, Chongwen Huang, H. Vincent Poor, Jiancheng An, Lajos Hanzo, Merouane Debbah

arxiv:2305.15728 v1 · 2023-05-25 · 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{6EJQADCRV4WI4PUHGNDSPFB5FI}

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	2026-07-05T06:13:43.968134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f113000c51af2c8e3e87334727943d2a33155339c7ead44122b6c5f195f58085

Aliases

arxiv: 2305.15728 · arxiv_version: 2305.15728v1 · doi: 10.48550/arxiv.2305.15728 · pith_short_12: 6EJQADCRV4WI · pith_short_16: 6EJQADCRV4WI4PUH · pith_short_8: 6EJQADCR

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/6EJQADCRV4WI4PUHGNDSPFB5FI \
  | 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: f113000c51af2c8e3e87334727943d2a33155339c7ead44122b6c5f195f58085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49d3c423cf4d47e1adb6e42b54e489a7b5ece88cafb02fc6a2ae96d226f35dd1",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-05-25T05:20:06Z",
    "title_canon_sha256": "c8422e7a07d125fb7e89a687f50be9b9c009611d8a13616286d2b25b71baeb81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.15728",
    "kind": "arxiv",
    "version": 1
  }
}