Pith Number

pith:PSFWSAJW

pith:2019:PSFWSAJWTO5SMJ4WHTVVVO4DMJ

not attested not anchored not stored refs pending

On Timely Channel Coding with Hybrid ARQ

Ahmed Arafa, H. Vincent Poor, Karim Banawan, Karim G. Seddik

arxiv:1905.03238 v1 · 2019-05-08 · cs.IT · cs.NI · 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{PSFWSAJWTO5SMJ4WHTVVVO4DMJ}

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	2026-05-17T23:46:42.470918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8b6901369bbb2627963ceb5abb83625d3febe25f16eb5e99f92d6d9e8e3466

Aliases

arxiv: 1905.03238 · arxiv_version: 1905.03238v1 · doi: 10.48550/arxiv.1905.03238 · pith_short_12: PSFWSAJWTO5S · pith_short_16: PSFWSAJWTO5SMJ4W · pith_short_8: PSFWSAJW

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/PSFWSAJWTO5SMJ4WHTVVVO4DMJ \
  | 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: 7c8b6901369bbb2627963ceb5abb83625d3febe25f16eb5e99f92d6d9e8e3466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7074c33ad525f4680c578e03a3cf29969000ad85bb298d5b438bf566c16d5273",
    "cross_cats_sorted": [
      "cs.NI",
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-08T17:51:10Z",
    "title_canon_sha256": "26cf8aece8b3932aea775ede3c4c159c9efb6a8e5dcd848199b07d17d27afba4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03238",
    "kind": "arxiv",
    "version": 1
  }
}