Pith Number

pith:3BK4OXS6

pith:2019:3BK4OXS6KL5L5B2DIIL6KIFFVS

not attested not anchored not stored refs pending

On Parameter Optimization of Product Codes for Iterative Bounded Distance Decoding with Scaled Reliability

Alex Alvarado, Alexandre Graell i Amat, Alireza Sheikh, Gianluigi Liva

arxiv:1908.09502 v1 · 2019-08-26 · 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{3BK4OXS6KL5L5B2DIIL6KIFFVS}

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	2026-07-04T23:59:40.816755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d855c75e5e52fabe87434217e520a5ac9a19d137b6ed2db424a0da8486b87514

Aliases

arxiv: 1908.09502 · arxiv_version: 1908.09502v1 · doi: 10.48550/arxiv.1908.09502 · pith_short_12: 3BK4OXS6KL5L · pith_short_16: 3BK4OXS6KL5L5B2D · pith_short_8: 3BK4OXS6

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/3BK4OXS6KL5L5B2DIIL6KIFFVS \
  | 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: d855c75e5e52fabe87434217e520a5ac9a19d137b6ed2db424a0da8486b87514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84a5a220dc295ecdbd1dcbb864a72ab67469bee0437e36c6693da491ebf6f22b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-08-26T07:30:52Z",
    "title_canon_sha256": "1bc8a13a79ef2373d56a153a01fc23e3043230ae05334c7e4be9f34c0ab01064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09502",
    "kind": "arxiv",
    "version": 1
  }
}