Pith Number

pith:6U7Z2AKI

pith:2013:6U7Z2AKIZUNC3DSYVUXRPCL7MB

not attested not anchored not stored refs pending

Insufficiency of Linear-Feedback Schemes In Gaussian Broadcast Channels with Common Message

Mich\`ele Wigger, Paolo Minero, Youlong Wu

arxiv:1307.5549 v1 · 2013-07-21 · cs.IT · math.IT

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6U7Z2AKIZUNC3DSYVUXRPCL7MB}

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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	2026-05-18T00:57:56.271592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f53f9d0148cd1a2d8e58ad2f17897f6042315b0a1e3b524b616bbc1610e54f2d

Aliases

arxiv: 1307.5549 · arxiv_version: 1307.5549v1 · doi: 10.48550/arxiv.1307.5549 · pith_short_12: 6U7Z2AKIZUNC · pith_short_16: 6U7Z2AKIZUNC3DSY · pith_short_8: 6U7Z2AKI

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/6U7Z2AKIZUNC3DSYVUXRPCL7MB \
  | 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: f53f9d0148cd1a2d8e58ad2f17897f6042315b0a1e3b524b616bbc1610e54f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baeb8a40ea1a35af9f95faf76b70cd55f886305e7fc5ff38fbcef8f3bcae7603",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-21T17:45:52Z",
    "title_canon_sha256": "1e917af356d634f28f219b8958d47c0d259e0d0b78b400fc5f903ad4f1062705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5549",
    "kind": "arxiv",
    "version": 1
  }
}