Pith Number

pith:3RWKQHC2

pith:2021:3RWKQHC25UQDSRTT3ONYEP6NMB

not attested not anchored not stored refs pending

User Grouping and Reflective Beamforming for IRS-Aided URLLC

Derrick Wing Kwan Ng, Hailiang Xie, Jie Xu, Liang Liu, Ya-Feng Liu

arxiv:2105.12360 v1 · 2021-05-26 · 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{3RWKQHC25UQDSRTT3ONYEP6NMB}

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	2026-07-05T02:43:37.985687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc6ca81c5aed20394673db9b823fcd605c4c80e5408b8ee1c633eda63cb9cc19

Aliases

arxiv: 2105.12360 · arxiv_version: 2105.12360v1 · doi: 10.48550/arxiv.2105.12360 · pith_short_12: 3RWKQHC25UQD · pith_short_16: 3RWKQHC25UQDSRTT · pith_short_8: 3RWKQHC2

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/3RWKQHC25UQDSRTT3ONYEP6NMB \
  | 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: dc6ca81c5aed20394673db9b823fcd605c4c80e5408b8ee1c633eda63cb9cc19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5e26915a4209cf172a18208e90d8316a42d150f24ae8a0512fdc524217065b8",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-05-26T06:49:38Z",
    "title_canon_sha256": "45717ff2fae8fb4c65db708892c1700912576926e2e6372088f7e2f44984cab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12360",
    "kind": "arxiv",
    "version": 1
  }
}