Pith Number

pith:U6XPBO7C

pith:2023:U6XPBO7CLHKJEHAIRZ7TMEXZKJ

not attested not anchored not stored refs pending

Hierarchical MTC User Activity Detection and Channel Estimation with Unknown Spatial Covariance

Hamza Djelouat, Markku Juntti, Markus Leinonen, Mikko J. Sillanp\"a\"a

arxiv:2310.10204 v1 · 2023-10-16 · 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{U6XPBO7CLHKJEHAIRZ7TMEXZKJ}

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	2026-07-05T07:01:17.021683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7aef0bbe259d4921c088e7f3612f95245f91760114c7dcdb2db1f5afa11fc53

Aliases

arxiv: 2310.10204 · arxiv_version: 2310.10204v1 · doi: 10.48550/arxiv.2310.10204 · pith_short_12: U6XPBO7CLHKJ · pith_short_16: U6XPBO7CLHKJEHAI · pith_short_8: U6XPBO7C

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/U6XPBO7CLHKJEHAIRZ7TMEXZKJ \
  | 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: a7aef0bbe259d4921c088e7f3612f95245f91760114c7dcdb2db1f5afa11fc53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a97cdf88c886ca66feb9c77e68ed21901fae6c1d57b076b9900d9135229d54b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-10-16T09:17:14Z",
    "title_canon_sha256": "bf72f1e40cf9b9068af8d2359d0ac41c2ae10cc3fc41ee6832898e469d368905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.10204",
    "kind": "arxiv",
    "version": 1
  }
}