Pith Number

pith:SRCFMXNJ

pith:2012:SRCFMXNJT22SCXPWTET4EPIDDZ

not attested not anchored not stored refs pending

Joint Secured and Robust Technique for OFDM Systems

Al-Dweik, A. Shami, M. Mirahmadi, R. Hamila, Z. Ding

arxiv:1212.1969 v1 · 2012-12-10 · 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{SRCFMXNJT22SCXPWTET4EPIDDZ}

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	2026-05-18T00:59:04.595620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9444565da99eb5215df69927c23d031e6a5ec95170f5439f6e9a84e5433be781

Aliases

arxiv: 1212.1969 · arxiv_version: 1212.1969v1 · doi: 10.48550/arxiv.1212.1969 · pith_short_12: SRCFMXNJT22S · pith_short_16: SRCFMXNJT22SCXPW · pith_short_8: SRCFMXNJ

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/SRCFMXNJT22SCXPWTET4EPIDDZ \
  | 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: 9444565da99eb5215df69927c23d031e6a5ec95170f5439f6e9a84e5433be781

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5997f3874becca2025c06c21692db8d9da03c335cb030424be772587bc0aff2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-12-10T05:14:49Z",
    "title_canon_sha256": "90f055d2af3ccf34b05bc13f6f9995138c08173eb164857a6d5ed12409529722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1969",
    "kind": "arxiv",
    "version": 1
  }
}