Pith Number

pith:Q4PZLW4H

pith:2018:Q4PZLW4H7RSR5FDR6E4YAU766T

not attested not anchored not stored refs pending

Duality of Channel Encoding and Decoding - Part II: Rate-1 Non-binary Convolutional Codes

Branka Vucetic, Qimin You, Soung Chang Liew, Yonghui Li

arxiv:1801.02713 v1 · 2018-01-08 · 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{Q4PZLW4H7RSR5FDR6E4YAU766T}

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	2026-05-18T00:26:07.155704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

871f95db87fc651e9471f1398053fef4f2e2d7aa69e7af6cf64ca1173e61fc77

Aliases

arxiv: 1801.02713 · arxiv_version: 1801.02713v1 · doi: 10.48550/arxiv.1801.02713 · pith_short_12: Q4PZLW4H7RSR · pith_short_16: Q4PZLW4H7RSR5FDR · pith_short_8: Q4PZLW4H

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/Q4PZLW4H7RSR5FDR6E4YAU766T \
  | 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: 871f95db87fc651e9471f1398053fef4f2e2d7aa69e7af6cf64ca1173e61fc77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1fe602d29c59fb1c707dbacab9500bd5c78d90f0d53a7dfc0280f52d9c0aba8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-01-08T23:06:41Z",
    "title_canon_sha256": "daa05184ea06d8abc9d0cfd7e3c9595e90d35ac38bef79cb92c742ec16a029aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02713",
    "kind": "arxiv",
    "version": 1
  }
}