Pith Number

pith:OJAW5XU6

pith:2012:OJAW5XU6S5WTYYD3J7TUPANEHB

not attested not anchored not stored refs pending

Performance improvement in OFDM system by PAPR reduction

Partha Pratim Bhattacharya, Suverna Sengar

arxiv:1205.2269 v1 · 2012-05-09 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJAW5XU6S5WTYYD3J7TUPANEHB}

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	2026-05-18T03:55:56.686259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72416ede9e976d3c607b4fe74781a438535187bf4a7d11844f06fd31498e39d0

Aliases

arxiv: 1205.2269 · arxiv_version: 1205.2269v1 · doi: 10.48550/arxiv.1205.2269 · pith_short_12: OJAW5XU6S5WT · pith_short_16: OJAW5XU6S5WTYYD3 · pith_short_8: OJAW5XU6

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/OJAW5XU6S5WTYYD3J7TUPANEHB \
  | 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: 72416ede9e976d3c607b4fe74781a438535187bf4a7d11844f06fd31498e39d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383140e65d16139ff5d369398220fab7654878b3df85254a98fa0d6238e3042f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.NI",
    "submitted_at": "2012-05-09T16:00:28Z",
    "title_canon_sha256": "1db930a7169c864b17c1588f3a737020deb1e1f6363b7c7e7b5c069aec572e42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2269",
    "kind": "arxiv",
    "version": 1
  }
}