Pith Number

pith:BM4ZWAUE

pith:2025:BM4ZWAUESBELLLPIK33IGDD5BU

not attested not anchored not stored refs pending

Learning MMSE Filters for OFDM Channel Estimation: Attention Transformer Gains at Linear Inference

Chaehyun Jung, Hyeonuk Kim, Jeonghun Park, Jeongwoo Park, TaeJun Ha

arxiv:2506.00452 v5 · 2025-05-31 · eess.SP · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BM4ZWAUESBELLLPIK33IGDD5BU}

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	2026-07-21T01:20:33.543559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b399b02849048b5ade856f6830c7d0d281bd4942c2cb6da28af85b4d13f541f

Aliases

arxiv: 2506.00452 · arxiv_version: 2506.00452v5 · doi: 10.48550/arxiv.2506.00452 · pith_short_12: BM4ZWAUESBEL · pith_short_16: BM4ZWAUESBELLLPI · pith_short_8: BM4ZWAUE

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/BM4ZWAUESBELLLPIK33IGDD5BU \
  | 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: 0b399b02849048b5ade856f6830c7d0d281bd4942c2cb6da28af85b4d13f541f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea3b854c5a3f93c3ce58faa4a9b40f69f56ac5622cea7e07904981033f0ed429",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-05-31T08:12:04Z",
    "title_canon_sha256": "e31de13457faabd0b9fe020413cefe0896394750fb83db7bbc2b3d01f1acc5ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00452",
    "kind": "arxiv",
    "version": 5
  }
}