Pith Number

pith:7YWDFHGL

pith:2011:7YWDFHGLRK4XYPSPCW3VMOBKNW

not attested not anchored not stored refs pending

Functional-Decode-Forward for the General Discrete Memoryless Two-Way Relay Channel

Christopher M. Kellett, Lawrence Ong, Sarah J. Johnson

arxiv:1111.3396 v1 · 2011-11-15 · 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{7YWDFHGLRK4XYPSPCW3VMOBKNW}

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	2026-05-18T04:08:14.168441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2c329ccb8ab97c3e4f15b756382a6d86c3e91be1839062443d69601f16dca4

Aliases

arxiv: 1111.3396 · arxiv_version: 1111.3396v1 · doi: 10.48550/arxiv.1111.3396 · pith_short_12: 7YWDFHGLRK4X · pith_short_16: 7YWDFHGLRK4XYPSP · pith_short_8: 7YWDFHGL

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/7YWDFHGLRK4XYPSPCW3VMOBKNW \
  | 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: fe2c329ccb8ab97c3e4f15b756382a6d86c3e91be1839062443d69601f16dca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecbb54d4615c450f8533819b184b246a8578bf0e95dcc254203c86a2be097582",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-11-15T00:25:12Z",
    "title_canon_sha256": "b526fc5cba31a820d67df39c0f8982f3a025f9d69e0306fdfa3210b23136d811"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3396",
    "kind": "arxiv",
    "version": 1
  }
}