Pith Number

pith:4SWWCMH6

pith:2017:4SWWCMH6SBPITBB6YUY4FV5FLK

not attested not anchored not stored refs pending

An Enhanced LMMSE Channel Estimation under High Speed Railway Scenarios

Hang Long, Haojun Yang, Qing Tang, Yuli Li

arxiv:1712.00552 v1 · 2017-12-02 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SWWCMH6SBPITBB6YUY4FV5FLK}

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	2026-05-17T23:52:45.479104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ad6130fe905e89843ec531c2d7a55a90642b2d7dece2869fc9df245cd5c82a

Aliases

arxiv: 1712.00552 · arxiv_version: 1712.00552v1 · doi: 10.48550/arxiv.1712.00552 · pith_short_12: 4SWWCMH6SBPI · pith_short_16: 4SWWCMH6SBPITBB6 · pith_short_8: 4SWWCMH6

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/4SWWCMH6SBPITBB6YUY4FV5FLK \
  | 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: e4ad6130fe905e89843ec531c2d7a55a90642b2d7dece2869fc9df245cd5c82a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80fa665e76ad623df02a3b645ef835f995d46c1af433b6a52caccb37a1e7a913",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-12-02T04:40:10Z",
    "title_canon_sha256": "041f86168d30eeb66ebbcc8f3db6875dd4a6d0320d01495c054bd2cb5840f098"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00552",
    "kind": "arxiv",
    "version": 1
  }
}