Pith Number

pith:YDJTBD7P

pith:2023:YDJTBD7PKAEREF3NGZ6ABGJWVD

not attested not anchored not stored refs pending

Frozen Set Design for Precoded Polar Codes

Branka Vucetic, Vera Miloslavskaya, Yonghui Li

arxiv:2311.10047 v3 · 2023-11-16 · 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{YDJTBD7PKAEREF3NGZ6ABGJWVD}

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	2026-07-05T08:55:21.096331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0d3308fef500912176d367c009936a8e72b005c8b5553c8257422229422e305

Aliases

arxiv: 2311.10047 · arxiv_version: 2311.10047v3 · doi: 10.48550/arxiv.2311.10047 · pith_short_12: YDJTBD7PKAER · pith_short_16: YDJTBD7PKAEREF3N · pith_short_8: YDJTBD7P

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/YDJTBD7PKAEREF3NGZ6ABGJWVD \
  | 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: c0d3308fef500912176d367c009936a8e72b005c8b5553c8257422229422e305

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1766f3902c482e9f77b03bb124ffffadf0d39e572aa576232a3f61f7a892966",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-11-16T17:43:13Z",
    "title_canon_sha256": "00da74630db015a8c34c4afef7b5bd371c7a9331d1fbec9b8847a1dda390ad3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.10047",
    "kind": "arxiv",
    "version": 3
  }
}