Pith Number

pith:TWKOPUFG

pith:2014:TWKOPUFGJRFGCBNFOKY3UKBHNP

not attested not anchored not stored refs pending

Joint Transmitter and Receiver Optimization for Improper-Complex Second-Order Stationary Data Sequence

James S. Lehnert, Jeongho Yeo, Joon Ho Cho

arxiv:1405.6450 v1 · 2014-05-26 · cs.IT · 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{TWKOPUFGJRFGCBNFOKY3UKBHNP}

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	2026-05-18T02:51:07.291401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d94e7d0a64c4a6105a572b1ba28276bcc586300318158979808079a445a1db1

Aliases

arxiv: 1405.6450 · arxiv_version: 1405.6450v1 · doi: 10.48550/arxiv.1405.6450 · pith_short_12: TWKOPUFGJRFG · pith_short_16: TWKOPUFGJRFGCBNF · pith_short_8: TWKOPUFG

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/TWKOPUFGJRFGCBNFOKY3UKBHNP \
  | 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: 9d94e7d0a64c4a6105a572b1ba28276bcc586300318158979808079a445a1db1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a61e292250f4cd0efb80ffaf052ed726e46893fb93495341046e6604e7ba0d5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-05-26T02:01:04Z",
    "title_canon_sha256": "8ee820dd93837a22402816864650b59f5e639e47eddcf4b68da2f70470ed138c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6450",
    "kind": "arxiv",
    "version": 1
  }
}