Pith Number

pith:7CYELVRG

pith:2011:7CYELVRGBKQP5NO67WQYZUVJYD

not attested not anchored not stored refs pending

Hybrid Digital-Analog Codes for Source-Channel Broadcast of Gaussian Sources over Gaussian Channels

Kannan Ramchandran, Rohit Puri, Vinod M. Prabhakaran

arxiv:1101.5207 v1 · 2011-01-27 · 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{7CYELVRGBKQP5NO67WQYZUVJYD}

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	2026-05-18T02:22:49.244012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8b045d6260aa0feb5defda18cd2a9c0c8c3194ed9379bbf1cefcc40636e2275

Aliases

arxiv: 1101.5207 · arxiv_version: 1101.5207v1 · doi: 10.48550/arxiv.1101.5207 · pith_short_12: 7CYELVRGBKQP · pith_short_16: 7CYELVRGBKQP5NO6 · pith_short_8: 7CYELVRG

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/7CYELVRGBKQP5NO67WQYZUVJYD \
  | 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: f8b045d6260aa0feb5defda18cd2a9c0c8c3194ed9379bbf1cefcc40636e2275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aa5a74accd7dd1d344212ee5b0efcc5dacaef35d6372f8b08dfbce583fb3699",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-01-27T04:40:42Z",
    "title_canon_sha256": "68a2a29d9db242052b40a123ece6bef6ef293406082e082ce62eef3d4cc11067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5207",
    "kind": "arxiv",
    "version": 1
  }
}