Pith Number

pith:WAIKG6XT

pith:2017:WAIKG6XT47HX2EKGWC62DHH42T

not attested not anchored not stored refs pending

Low Complexity Two-Stage Soft/Hard Decoders

Farbod Kayhan, Guido Montorsi

arxiv:1705.03242 v1 · 2017-05-09 · 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{WAIKG6XT47HX2EKGWC62DHH42T}

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	2026-05-18T00:44:48.499615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b010a37af3e7cf7d1146b0bda19cfcd4c3bb499f724b70fe9be412927c36ba3f

Aliases

arxiv: 1705.03242 · arxiv_version: 1705.03242v1 · doi: 10.48550/arxiv.1705.03242 · pith_short_12: WAIKG6XT47HX · pith_short_16: WAIKG6XT47HX2EKG · pith_short_8: WAIKG6XT

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/WAIKG6XT47HX2EKGWC62DHH42T \
  | 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: b010a37af3e7cf7d1146b0bda19cfcd4c3bb499f724b70fe9be412927c36ba3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcbc0fb91326563bb369950de46ecaec946b33f4f90ceeb61349f5041f09bb6b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-05-09T09:19:58Z",
    "title_canon_sha256": "4c037a4ca4eefee9c601b941b71c03b69fbdd64b138272fc473fe9fa449d013a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03242",
    "kind": "arxiv",
    "version": 1
  }
}