Pith Number

pith:QPKSVUI2

pith:2025:QPKSVUI2M3Q7ANUUR5EGDWFHBY

not attested not anchored not stored refs pending

Low-Complexity Decoding for Low-Rate Block Codes of Short Length Based on Concatenated Coding Structure

Chia-Chun Chen, Ching-Chang Lin, Huang-Chang Lee, Mao-Chao Lin, Pin Lin, Shih-Kai Lee, Teng-Yuan Syu

arxiv:2505.09978 v1 · 2025-05-15 · cs.IT · eess.SP · 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{QPKSVUI2M3Q7ANUUR5EGDWFHBY}

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	2026-07-05T11:03:31.351964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83d52ad11a66e1f036948f4861d8a70e39d26ed5057892637857c11318fae0cb

Aliases

arxiv: 2505.09978 · arxiv_version: 2505.09978v1 · doi: 10.48550/arxiv.2505.09978 · pith_short_12: QPKSVUI2M3Q7 · pith_short_16: QPKSVUI2M3Q7ANUU · pith_short_8: QPKSVUI2

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/QPKSVUI2M3Q7ANUUR5EGDWFHBY \
  | 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: 83d52ad11a66e1f036948f4861d8a70e39d26ed5057892637857c11318fae0cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19ddad7dedd914b8433bb8fbe97d057b84d533b68169e6252ca00e8e7b015a4c",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-05-15T05:32:03Z",
    "title_canon_sha256": "1043ad9de006041922386c88b78908c9f1c6b4a576ddbe26f9767d0d47e77654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09978",
    "kind": "arxiv",
    "version": 1
  }
}