Pith Number

pith:LQRZLKJ3

pith:2021:LQRZLKJ3OO7OJMCXF4GYIT7A4W

not attested not anchored not stored refs pending

Untrained DNN for Channel Estimation of RIS-Assisted Multi-User OFDM System with Hardware Impairments

K. B. Shashika Manosha, Matti Latva-aho, Nandana Rajatheva, Nipuni Ginige

arxiv:2107.07423 v1 · 2021-07-13 · eess.SP · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQRZLKJ3OO7OJMCXF4GYIT7A4W}

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	2026-07-05T02:58:14.247708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c2395a93b73bee4b0572f0d844fe0e5b64ef3f3f7ebdb12efa85ccebb16e8b1

Aliases

arxiv: 2107.07423 · arxiv_version: 2107.07423v1 · doi: 10.48550/arxiv.2107.07423 · pith_short_12: LQRZLKJ3OO7O · pith_short_16: LQRZLKJ3OO7OJMCX · pith_short_8: LQRZLKJ3

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/LQRZLKJ3OO7OJMCXF4GYIT7A4W \
  | 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: 5c2395a93b73bee4b0572f0d844fe0e5b64ef3f3f7ebdb12efa85ccebb16e8b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34c256f955e20cd98f486c7ab44cf1bfe6bedba0f607f652e1b0ca5ef0fbe077",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-07-13T07:30:43Z",
    "title_canon_sha256": "263d38a79929e4ba5bd45b683199cb393cd522810ddd74d00635dc876c51e01c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07423",
    "kind": "arxiv",
    "version": 1
  }
}