Pith Number

pith:QHGU4ULP

pith:2011:QHGU4ULPGCTZAFXYV6IAQJ6KOX

not attested not anchored not stored refs pending

Paranoid Secondary: Waterfilling in a Cognitive Interference Channel with Partial Information

Ashutosh Sabharwal, Debashis Dash

arxiv:1103.0461 v1 · 2011-03-02 · 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{QHGU4ULPGCTZAFXYV6IAQJ6KOX}

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	2026-05-18T04:27:34.827969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81cd4e516f30a79016f8af900827ca75fae16658a753a209cc1b47465a7de3f2

Aliases

arxiv: 1103.0461 · arxiv_version: 1103.0461v1 · doi: 10.48550/arxiv.1103.0461 · pith_short_12: QHGU4ULPGCTZ · pith_short_16: QHGU4ULPGCTZAFXY · pith_short_8: QHGU4ULP

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/QHGU4ULPGCTZAFXYV6IAQJ6KOX \
  | 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: 81cd4e516f30a79016f8af900827ca75fae16658a753a209cc1b47465a7de3f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7b5adae70522709889fe0728a22f9eb79e220eff7d48423511a3a36291da69e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-03-02T15:48:57Z",
    "title_canon_sha256": "40df1e01120a25693e7c6d7b047846d1428d72eeb557c80346d1e9a770684f51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0461",
    "kind": "arxiv",
    "version": 1
  }
}