Pith Number

pith:5TS7FUX7

pith:2026:5TS7FUX7ISHPVFXSSABBTJ4KYQ

not attested not anchored not stored refs pending

DJSCC-Enabled Multi-User Semantic CSI Feedback for Hybrid Beamforming in Dual-Polarized cmWave Massive MIMO

Chabalala S. Chabalala, Dapeng Li, Hengwei Zhang, Keke Ying, Wei Wang, Zhen Gao, Ziqi Han, Ziwei Wan

arxiv:2605.19489 v1 · 2026-05-19 · eess.SP · 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{5TS7FUX7ISHPVFXSSABBTJ4KYQ}

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	2026-05-20T01:05:48.265154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ece5f2d2ff448efa96f2900219a78ac4172c1963495df3cae7094e0d4c795119

Aliases

arxiv: 2605.19489 · arxiv_version: 2605.19489v1 · doi: 10.48550/arxiv.2605.19489 · pith_short_12: 5TS7FUX7ISHP · pith_short_16: 5TS7FUX7ISHPVFXS · pith_short_8: 5TS7FUX7

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/5TS7FUX7ISHPVFXSSABBTJ4KYQ \
  | 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: ece5f2d2ff448efa96f2900219a78ac4172c1963495df3cae7094e0d4c795119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "856c1720a4279491318cd0da03ab5e47c3002c53f128075e5e5c3a80d3594611",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-05-19T07:43:03Z",
    "title_canon_sha256": "a9077323e357bc8935c1f4b3712b2779e4a640136dc9304b3b17d202b0febbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19489",
    "kind": "arxiv",
    "version": 1
  }
}