Pith Number

pith:SU2GSDFQ

pith:2018:SU2GSDFQHQU2XTWH6ZW47FTLC4

not attested not anchored not stored refs pending

Smoothed SVD-based Beamforming for FBMC/OQAM Systems Based on Frequency Spreading

Da Chen, Daiming Qu, Tao Jiang, Yu Qiu

arxiv:1806.06994 v1 · 2018-06-19 · 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{SU2GSDFQHQU2XTWH6ZW47FTLC4}

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	2026-05-18T00:12:57.827819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9534690cb03c29abcec7f66dcf966b172565cbae2ff7337bb82b93e4f4e1285d

Aliases

arxiv: 1806.06994 · arxiv_version: 1806.06994v1 · doi: 10.48550/arxiv.1806.06994 · pith_short_12: SU2GSDFQHQU2 · pith_short_16: SU2GSDFQHQU2XTWH · pith_short_8: SU2GSDFQ

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/SU2GSDFQHQU2XTWH6ZW47FTLC4 \
  | 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: 9534690cb03c29abcec7f66dcf966b172565cbae2ff7337bb82b93e4f4e1285d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e5562e24bd0963e90f180cb4bed47ba3ec2fef8aad20a685712f51c7e718584",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-06-19T00:50:15Z",
    "title_canon_sha256": "287ede1737b53b3c768de8ecf1b143f99835ab70a70f37f9eb92faf012aba4c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06994",
    "kind": "arxiv",
    "version": 1
  }
}