Pith Number

pith:6NENMTAN

pith:2019:6NENMTANF2SYCZJJJCLCQTRVLH

not attested not anchored not stored refs pending

Space-Time Signal Design for Multilevel Polar Coding in Slow Fading Broadcast Channels

Halim Yanikomeroglu, Hamid Jafarkhani, Hossein Khoshnevis, Ian Marsland

arxiv:1905.07876 v2 · 2019-05-20 · 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{6NENMTANF2SYCZJJJCLCQTRVLH}

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	2026-05-17T23:40:03.453394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f348d64c0d2ea58165294896284e3559e63cef511b2d6ecf84eacb05ff372c81

Aliases

arxiv: 1905.07876 · arxiv_version: 1905.07876v2 · doi: 10.48550/arxiv.1905.07876 · pith_short_12: 6NENMTANF2SY · pith_short_16: 6NENMTANF2SYCZJJ · pith_short_8: 6NENMTAN

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/6NENMTANF2SYCZJJJCLCQTRVLH \
  | 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: f348d64c0d2ea58165294896284e3559e63cef511b2d6ecf84eacb05ff372c81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611337bfc86fea3236aa3cfa615dc5e8c417530e2d4b3c8973e3baf3004cdd0f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-20T05:23:15Z",
    "title_canon_sha256": "c8f2f7dcb8e3b9daf0911d5712d7710ab7dc472d340c192ce9037c41ba270b65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07876",
    "kind": "arxiv",
    "version": 2
  }
}