Pith Number

pith:F2KP4FQ5

pith:2012:F2KP4FQ5I7WIGF7OAW3AGEZXPJ

not attested not anchored not stored refs pending

A New Low-Complexity Selected Mapping Scheme Using Cyclic Shifted IFFT for PAPR Reduction in OFDM Systems

Dong-Joon Shin, Hyun-Bae Jeon, Jong-Seon No, Kee-Hoon Kim

arxiv:1203.5156 v1 · 2012-03-23 · 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{F2KP4FQ5I7WIGF7OAW3AGEZXPJ}

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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	2026-05-18T03:59:26.706618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e94fe161d47ec8317ee05b60313377a5c559f437772d5a41a8d9f439ba3f971

Aliases

arxiv: 1203.5156 · arxiv_version: 1203.5156v1 · doi: 10.48550/arxiv.1203.5156 · pith_short_12: F2KP4FQ5I7WI · pith_short_16: F2KP4FQ5I7WIGF7O · pith_short_8: F2KP4FQ5

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/F2KP4FQ5I7WIGF7OAW3AGEZXPJ \
  | 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: 2e94fe161d47ec8317ee05b60313377a5c559f437772d5a41a8d9f439ba3f971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5875fa29d53da2ed9f5df6f34002182b89accfde11fd22e7e7a0fa2cec5a15aa",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-03-23T02:28:30Z",
    "title_canon_sha256": "f0c7a7b772b85e5d7f5d181fb030535ffd70b287d736e1bac6ccfb8071785a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5156",
    "kind": "arxiv",
    "version": 1
  }
}