Pith Number

pith:CEUJLFDS

pith:2021:CEUJLFDSRGOGINWZDBGGPLZFXW

not attested not anchored not stored refs pending

On Hard and Soft Decision Decoding of BCH Codes

Martin Bossert, Rebekka Schulz, Sebastian Bitzer

arxiv:2107.07401 v2 · 2021-07-15 · 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{CEUJLFDSRGOGINWZDBGGPLZFXW}

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	2026-07-05T04:33:50.366300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1128959472899c6436d9184c67af25bd92f6829a8e2e01fc5b1923dd0d655fe4

Aliases

arxiv: 2107.07401 · arxiv_version: 2107.07401v2 · doi: 10.48550/arxiv.2107.07401 · pith_short_12: CEUJLFDSRGOG · pith_short_16: CEUJLFDSRGOGINWZ · pith_short_8: CEUJLFDS

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/CEUJLFDSRGOGINWZDBGGPLZFXW \
  | 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: 1128959472899c6436d9184c67af25bd92f6829a8e2e01fc5b1923dd0d655fe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2db5829612127d1e7e0b13d2899ccd9b05af891820c00e39dd8bc3619c13218f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-07-15T15:39:57Z",
    "title_canon_sha256": "a622ada4fb787999f41d776f29e052832e45002e54364a65ea694a3bac94bfdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07401",
    "kind": "arxiv",
    "version": 2
  }
}