Pith Number

pith:DH3CY7NG

pith:2021:DH3CY7NGOVH7DIXJ3LB47QNLWW

not attested not anchored not stored refs pending

Two-step Machine Learning Approach for Channel Estimation with Mixed Resolution RF Chains

Brenda Vilas Boas, Martin Haardt, Wolfgang Zirwas

arxiv:2101.09705 v1 · 2021-01-24 · 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{DH3CY7NGOVH7DIXJ3LB47QNLWW}

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	2026-07-05T03:31:24.490415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19f62c7da6754ff1a2e9dac3cfc1abb5b8c2a8e15219ee91e5b2d749b947fac2

Aliases

arxiv: 2101.09705 · arxiv_version: 2101.09705v1 · doi: 10.48550/arxiv.2101.09705 · pith_short_12: DH3CY7NGOVH7 · pith_short_16: DH3CY7NGOVH7DIXJ · pith_short_8: DH3CY7NG

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/DH3CY7NGOVH7DIXJ3LB47QNLWW \
  | 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: 19f62c7da6754ff1a2e9dac3cfc1abb5b8c2a8e15219ee91e5b2d749b947fac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f44202ccbca8b73b82a6b418cc7c529b5e304bdedc1630cc49ef2f8e3e0e5209",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-01-24T12:33:54Z",
    "title_canon_sha256": "14b5b864e14f68772c821558cfef7af90872be2599c174e6a44f928cb2619049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09705",
    "kind": "arxiv",
    "version": 1
  }
}