Pith Number

pith:WHEJMDQ5

pith:2019:WHEJMDQ5UNYYST5CEZJFO56JES

not attested not anchored not stored refs pending

Frequency Domain Equalization for Single and Multiuser Generalized Spatial Modulation Systems in Time Dispersive Channels

Am\'erico Correia, Nuno Souto

arxiv:1903.12443 v2 · 2019-03-29 · 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{WHEJMDQ5UNYYST5CEZJFO56JES}

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	2026-05-17T23:47:43.674176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c8960e1da371894fa226525777c92497849a29d649425c16a40de9ff0dee34

Aliases

arxiv: 1903.12443 · arxiv_version: 1903.12443v2 · doi: 10.48550/arxiv.1903.12443 · pith_short_12: WHEJMDQ5UNYY · pith_short_16: WHEJMDQ5UNYYST5C · pith_short_8: WHEJMDQ5

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/WHEJMDQ5UNYYST5CEZJFO56JES \
  | 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: b1c8960e1da371894fa226525777c92497849a29d649425c16a40de9ff0dee34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a06b3d875f35c225e58b8ef1fca2e277c3bb96ebb2e65cd24f073380a07a7d23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-29T10:44:51Z",
    "title_canon_sha256": "b26d7aae53b8c727448c57538b412cd662a4d02846a42a5b3c6b04e01c7937c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.12443",
    "kind": "arxiv",
    "version": 2
  }
}