Pith Number

pith:VWWXEQAB

pith:2025:VWWXEQABUBVWGSOK4LPK2IXGKF

not attested not anchored not stored refs pending

Subcode Ensemble Decoding of Polar Codes

Henning Lulei, Holger J\"akel, Jonathan Mandelbaum, Laurent Schmalen, Marvin R\"ubenacke, Stephan ten Brink

arxiv:2504.17511 v1 · 2025-04-24 · 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{VWWXEQABUBVWGSOK4LPK2IXGKF}

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	2026-07-05T10:53:29.995565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adad724001a06b6349cae2dead22e6517372f25cc39de1164aa7004757932f85

Aliases

arxiv: 2504.17511 · arxiv_version: 2504.17511v1 · doi: 10.48550/arxiv.2504.17511 · pith_short_12: VWWXEQABUBVW · pith_short_16: VWWXEQABUBVWGSOK · pith_short_8: VWWXEQAB

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/VWWXEQABUBVWGSOK4LPK2IXGKF \
  | 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: adad724001a06b6349cae2dead22e6517372f25cc39de1164aa7004757932f85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae6809a7eea4905bf91359373c4c072c56016e81e920b68f2f9fb9da4810f2de",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-04-24T12:55:23Z",
    "title_canon_sha256": "665829814bec35f1f369a7ca409d31b5b33814374cba84b0738dae9e85532a0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17511",
    "kind": "arxiv",
    "version": 1
  }
}