Pith Number

pith:EEU7O2DE

pith:2017:EEU7O2DESUZQFQEZVWIIBI3B3E

not attested not anchored not stored refs pending

Multilevel Code Construction for Compound Fading Channels

Antonio Campello, Cong Ling, Ling Liu

arxiv:1701.08314 v3 · 2017-01-28 · 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{EEU7O2DESUZQFQEZVWIIBI3B3E}

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	2026-05-18T00:44:57.405431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2129f76864953302c099ad9080a361d90072ceefe38182181574d345419fee45

Aliases

arxiv: 1701.08314 · arxiv_version: 1701.08314v3 · doi: 10.48550/arxiv.1701.08314 · pith_short_12: EEU7O2DESUZQ · pith_short_16: EEU7O2DESUZQFQEZ · pith_short_8: EEU7O2DE

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/EEU7O2DESUZQFQEZVWIIBI3B3E \
  | 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: 2129f76864953302c099ad9080a361d90072ceefe38182181574d345419fee45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb59b2b18ef47a26afea74b02f10719163fe87b650aa2a1a5f64a900ccb19444",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-28T19:02:27Z",
    "title_canon_sha256": "7a094ebf6a3fd1e566944ae0f3a9732d8e0ba54236b5b69f0e78120420e8d808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08314",
    "kind": "arxiv",
    "version": 3
  }
}