Pith Number

pith:VLLFIBX7

pith:2022:VLLFIBX736TZEPUDYRGPR2VBL7

not attested not anchored not stored refs pending

Predicting Future CSI Feedback For Highly-Mobile Massive MIMO Systems

Ahmed Alkhateeb, Charlie Zhang, Jeongho Jeon, Joonyoung Cho, Pranav Madadi, Yu Zhang

arxiv:2202.02492 v1 · 2022-02-05 · cs.IT · eess.SP · 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{VLLFIBX736TZEPUDYRGPR2VBL7}

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	2026-07-05T03:54:29.430678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aad65406ffdfa7923e83c44cf8eaa15fe6508ca9e513959f7ef2e8370fc4de1d

Aliases

arxiv: 2202.02492 · arxiv_version: 2202.02492v1 · doi: 10.48550/arxiv.2202.02492 · pith_short_12: VLLFIBX736TZ · pith_short_16: VLLFIBX736TZEPUD · pith_short_8: VLLFIBX7

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/VLLFIBX736TZEPUDYRGPR2VBL7 \
  | 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: aad65406ffdfa7923e83c44cf8eaa15fe6508ca9e513959f7ef2e8370fc4de1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9997bee0c201d635ed572570560fae4998bf2ec8b308e55a1196a018d1b29719",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-02-05T05:10:06Z",
    "title_canon_sha256": "51e15efebe40303f91904f549b4f71a4c41167745c216c148a70abdb9e5d6c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02492",
    "kind": "arxiv",
    "version": 1
  }
}