Pith Number

pith:DH5NHOEY

pith:2025:DH5NHOEYM2GGMVUH2EY46JBHYR

not attested not anchored not stored refs pending

Variational Bayesian Inference for Time-Varying Massive MIMO Channels: Estimation and Detection

Duy H. N. Nguyen, Sajjad Nassirpour, Toan-Van Nguyen

arxiv:2505.10673 v1 · 2025-05-15 · 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{DH5NHOEYM2GGMVUH2EY46JBHYR}

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	2026-07-05T11:04:03.399611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19fad3b898668c665687d131cf2427c463d14a3e620afc81185e24f8a3f71609

Aliases

arxiv: 2505.10673 · arxiv_version: 2505.10673v1 · doi: 10.48550/arxiv.2505.10673 · pith_short_12: DH5NHOEYM2GG · pith_short_16: DH5NHOEYM2GGMVUH · pith_short_8: DH5NHOEY

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/DH5NHOEYM2GGMVUH2EY46JBHYR \
  | 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: 19fad3b898668c665687d131cf2427c463d14a3e620afc81185e24f8a3f71609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8ce4e356599533a7dab70fd645a367eb57d21e32585ffb02f890f9cd73a9bf9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-05-15T19:33:48Z",
    "title_canon_sha256": "570f3aa3fef5a427a473ae0d4ad073835f240c616ad8a6605fa4f48f077d4251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.10673",
    "kind": "arxiv",
    "version": 1
  }
}