Pith Number

pith:24UGSUOF

pith:2017:24UGSUOFYC27ZV6GW3POCYY4E5

not attested not anchored not stored refs pending

LDPC-Based Code Hopping for Gaussian Wiretap Channel With Limited Feedback

Jianhua Lu, Liuguo Yin, Zhao Chen

arxiv:1711.03910 v1 · 2017-11-10 · 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{24UGSUOFYC27ZV6GW3POCYY4E5}

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	2026-05-18T00:30:51.109048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7286951c5c0b5fcd7c6b6dee1631c27490255a022abc31235260c6ad095fbaf

Aliases

arxiv: 1711.03910 · arxiv_version: 1711.03910v1 · doi: 10.48550/arxiv.1711.03910 · pith_short_12: 24UGSUOFYC27 · pith_short_16: 24UGSUOFYC27ZV6G · pith_short_8: 24UGSUOF

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/24UGSUOFYC27ZV6GW3POCYY4E5 \
  | 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: d7286951c5c0b5fcd7c6b6dee1631c27490255a022abc31235260c6ad095fbaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "502b14dfa42c93dad0202fc8eaa83b5b112bfde4831ad229ec8f8caed6199677",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-11-10T16:33:18Z",
    "title_canon_sha256": "174d9aa4ae94d139d0dc20fe14ce1b3f49c2ae201ee5662fb3af9a508079b438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03910",
    "kind": "arxiv",
    "version": 1
  }
}