Pith Number

pith:G3HW4IDT

pith:2025:G3HW4IDTD2WTL2A4XSNPSUCNP3

not attested not anchored not stored refs pending

Variational Bayesian Channel Estimation and Data Detection for Cell-Free Massive MIMO with Low-Resolution Quantized Fronthaul Links

Duy H. N. Nguyen, Hien Q. Ngo, Le-Nam Tran, Sajjad Nassirpour, Tharmalingam Ratnarajah, Toan-Van Nguyen

arxiv:2506.18863 v1 · 2025-06-23 · 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{G3HW4IDTD2WTL2A4XSNPSUCNP3}

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	2026-07-05T11:25:57.177060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36cf6e20731ead35e81cbc9af9504d7ed00b2aa2197aa36165c8d05467b27226

Aliases

arxiv: 2506.18863 · arxiv_version: 2506.18863v1 · doi: 10.48550/arxiv.2506.18863 · pith_short_12: G3HW4IDTD2WT · pith_short_16: G3HW4IDTD2WTL2A4 · pith_short_8: G3HW4IDT

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/G3HW4IDTD2WTL2A4XSNPSUCNP3 \
  | 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: 36cf6e20731ead35e81cbc9af9504d7ed00b2aa2197aa36165c8d05467b27226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "768f03c2c70ff2c71eb0998dfef569a57b5af0fedae0c55d04273e384d6c66bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-06-23T17:26:40Z",
    "title_canon_sha256": "f46dd5490485365c8ff0ead3fffc242644529ff13bfd6ff0932b9cbe85542085"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.18863",
    "kind": "arxiv",
    "version": 1
  }
}