Pith Number

pith:2IYTSBH3

pith:2019:2IYTSBH34LGUDODPBITANF3XDR

not attested not anchored not stored refs pending

Decoder-tailored Polar Code Design Using the Genetic Algorithm

Ahmed Elkelesh, Moustafa Ebada, Sebastian Cammerer, Stephan ten Brink

arxiv:1901.10464 v1 · 2019-01-28 · cs.IT · cs.AI · 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{2IYTSBH34LGUDODPBITANF3XDR}

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	2026-05-17T23:55:06.845773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2313904fbe2cd41b86f0a260697771c516ccf7cf0e4f46b5a79eb064043dde2

Aliases

arxiv: 1901.10464 · arxiv_version: 1901.10464v1 · doi: 10.48550/arxiv.1901.10464 · pith_short_12: 2IYTSBH34LGU · pith_short_16: 2IYTSBH34LGUDODP · pith_short_8: 2IYTSBH3

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/2IYTSBH34LGUDODPBITANF3XDR \
  | 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: d2313904fbe2cd41b86f0a260697771c516ccf7cf0e4f46b5a79eb064043dde2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63fbd0f2212a1cfb4ba5184c9679a9eb4d12ae9dc6af61e226ad3a21ce6a4c7d",
    "cross_cats_sorted": [
      "cs.AI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-28T22:10:40Z",
    "title_canon_sha256": "52ce75916ef449c56d522b033529d2dd0767910489486c42bef160f45d0f3811"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10464",
    "kind": "arxiv",
    "version": 1
  }
}