Pith Number

pith:7SKW4XIH

pith:2016:7SKW4XIH3RXVWHB6WGF2ASS2VJ

not attested not anchored not stored refs pending

A Novel Interleaving Scheme for Polar Codes

Liping Li, Ya Meng, Yanjun Hu

arxiv:1603.00644 v2 · 2016-03-02 · 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{7SKW4XIH3RXVWHB6WGF2ASS2VJ}

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	2026-05-18T01:18:52.172028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc956e5d07dc6f5b1c3eb18ba04a5aaa6b9884772fa4911684e2bf10dbb91588

Aliases

arxiv: 1603.00644 · arxiv_version: 1603.00644v2 · doi: 10.48550/arxiv.1603.00644 · pith_short_12: 7SKW4XIH3RXV · pith_short_16: 7SKW4XIH3RXVWHB6 · pith_short_8: 7SKW4XIH

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/7SKW4XIH3RXVWHB6WGF2ASS2VJ \
  | 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: fc956e5d07dc6f5b1c3eb18ba04a5aaa6b9884772fa4911684e2bf10dbb91588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f34fc16ad112861d0aac25b341cd76a80aa95f242949cc6c2945254bda081910",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-03-02T10:14:08Z",
    "title_canon_sha256": "b99f87d345055b3d70b447824ff35736b6f3ba417010efdd874ced44268b04de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00644",
    "kind": "arxiv",
    "version": 2
  }
}