Pith Number

pith:YHMNYZGV

pith:2019:YHMNYZGVWTHYYK3JT2K62RGLIL

not attested not anchored not stored refs pending

3D Scene Based Beam Selection for mmWave Communications

Ahmed Alkhateeb, Feifei Gao, Shi Jin, Weihua Xu

arxiv:1911.08409 v3 · 2019-11-19 · 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{YHMNYZGVWTHYYK3JT2K62RGLIL}

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	2026-07-05T01:13:07.276541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1d8dc64d5b4cf8c2b699e95ed44cb42f5d2077272302974ef512b6f1dc6c235

Aliases

arxiv: 1911.08409 · arxiv_version: 1911.08409v3 · doi: 10.48550/arxiv.1911.08409 · pith_short_12: YHMNYZGVWTHY · pith_short_16: YHMNYZGVWTHYYK3J · pith_short_8: YHMNYZGV

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/YHMNYZGVWTHYYK3JT2K62RGLIL \
  | 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: c1d8dc64d5b4cf8c2b699e95ed44cb42f5d2077272302974ef512b6f1dc6c235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14af4569572126e82ae2974f115986f56ee5bd4184e4f58480246db9b886adc2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-11-19T17:27:30Z",
    "title_canon_sha256": "80efe102319aa2ec26420ec68d6dccdd5bcf6e8b12b9dd354445d95815924166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08409",
    "kind": "arxiv",
    "version": 3
  }
}