Pith Number

pith:4YKM37VH

pith:2017:4YKM37VHUW2CHMIR7BLRHVEEFN

not attested not anchored not stored refs pending

Blind Detection of Polar Codes

Alexios Balatsoukas-Stimming, Andreas Burg, Pascal Giard

arxiv:1705.02111 v3 · 2017-05-05 · cs.IT · 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{4YKM37VHUW2CHMIR7BLRHVEEFN}

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	2026-05-18T00:14:16.506755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e614cdfea7a5b423b111f85713d4842b6d82b4b3d3c7b9ef36b5eb795aa581ec

Aliases

arxiv: 1705.02111 · arxiv_version: 1705.02111v3 · doi: 10.48550/arxiv.1705.02111 · pith_short_12: 4YKM37VHUW2C · pith_short_16: 4YKM37VHUW2CHMIR · pith_short_8: 4YKM37VH

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/4YKM37VHUW2CHMIR7BLRHVEEFN \
  | 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: e614cdfea7a5b423b111f85713d4842b6d82b4b3d3c7b9ef36b5eb795aa581ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65860cbf010f96d863b583ac216d9d752899f5ea48541898c99d649350363f4e",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-05-05T07:43:52Z",
    "title_canon_sha256": "2275c3c77d6a9c28d5686b75ae652899ce700fa36329788da4def4b344a418a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02111",
    "kind": "arxiv",
    "version": 3
  }
}