Pith Number

pith:3ROJ6QPA

pith:2023:3ROJ6QPA6MJKCZWQTBA3GKXZSC

not attested not anchored not stored refs pending

An Electromagnetic-Information-Theory Based Model for Efficient Characterization of MIMO Systems in Complex Space

Da Li, Er-Ping Li, Hongsheng Chen, Jinyan Ma, Ling Zhang, Ruifeng Li, Shurun Tan, Wei E. I. Sha, Zhaoyang Feng

arxiv:2301.05536 v1 · 2023-01-13 · 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{3ROJ6QPA6MJKCZWQTBA3GKXZSC}

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	2026-07-05T05:32:54.156734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc5c9f41e0f312a166d09841b32af9908fab099814072eee3518cf9957f21cf8

Aliases

arxiv: 2301.05536 · arxiv_version: 2301.05536v1 · doi: 10.48550/arxiv.2301.05536 · pith_short_12: 3ROJ6QPA6MJK · pith_short_16: 3ROJ6QPA6MJKCZWQ · pith_short_8: 3ROJ6QPA

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/3ROJ6QPA6MJKCZWQTBA3GKXZSC \
  | 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: dc5c9f41e0f312a166d09841b32af9908fab099814072eee3518cf9957f21cf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df034cefabd28989c31439a64a7d1ee5c339f891a5da22be2b62901e9757c32",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-01-13T13:35:18Z",
    "title_canon_sha256": "3aa15848c4463a1d3477bbbb8d4a573fcfb4c87f555a4bdc9856551bde29653f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.05536",
    "kind": "arxiv",
    "version": 1
  }
}