Pith Number

pith:CPAW7J3W

pith:2014:CPAW7J3WOT4PZQHMJGOJLHKM25

not attested not anchored not stored refs pending

PAPR Reduction Scheme In MIMO-OFDM Systems With Efficient Embedded Signaling

Fatma Abdelkefi, Mohamed Siala, Mouna Sghaier

arxiv:1412.6682 v2 · 2014-12-20 · 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{CPAW7J3WOT4PZQHMJGOJLHKM25}

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	2026-05-18T02:30:25.277893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13c16fa77674f8fcc0ec499c959d4cd775fae81f814ec84efbdd66968f022ca1

Aliases

arxiv: 1412.6682 · arxiv_version: 1412.6682v2 · doi: 10.48550/arxiv.1412.6682 · pith_short_12: CPAW7J3WOT4P · pith_short_16: CPAW7J3WOT4PZQHM · pith_short_8: CPAW7J3W

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/CPAW7J3WOT4PZQHMJGOJLHKM25 \
  | 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: 13c16fa77674f8fcc0ec499c959d4cd775fae81f814ec84efbdd66968f022ca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6292b618c89e00036b5f3c4d821589d77e037cb23fc7c7430348373517d15bae",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-20T19:19:23Z",
    "title_canon_sha256": "32fd15ae2c31c55067fbf84b2a4cbf4dee89c7429798702310c421930fdc3c72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6682",
    "kind": "arxiv",
    "version": 2
  }
}