Pith Number

pith:2SKIHNBR

pith:2017:2SKIHNBRWDDFLQGUZGRR4V3NSJ

not attested not anchored not stored refs pending

Frequency Offset Estimation and Training Sequence Design for MIMO OFDM

Hlaing Minn, Xiaohu You, Xiqi Gao, Yanxiang Jiang

arxiv:1703.07482 v1 · 2017-03-22 · 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{2SKIHNBRWDDFLQGUZGRR4V3NSJ}

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	2026-05-18T00:48:08.710863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d49483b431b0c655c0d4c9a31e576d925cd6a5e82e921eabe3b63c6f7a6ccd43

Aliases

arxiv: 1703.07482 · arxiv_version: 1703.07482v1 · doi: 10.48550/arxiv.1703.07482 · pith_short_12: 2SKIHNBRWDDF · pith_short_16: 2SKIHNBRWDDFLQGU · pith_short_8: 2SKIHNBR

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/2SKIHNBRWDDFLQGUZGRR4V3NSJ \
  | 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: d49483b431b0c655c0d4c9a31e576d925cd6a5e82e921eabe3b63c6f7a6ccd43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4d07c781aa762e0c2edbd8c3b8b3afad81d34ad91526c199177e30f70d7c28b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-22T01:26:45Z",
    "title_canon_sha256": "99750757e49a50eb9ba6cc74a3b2f16ab612c2ce16ed06f61ba86d3aadcbcb04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07482",
    "kind": "arxiv",
    "version": 1
  }
}