Pith Number

pith:QVO7IOS2

pith:2011:QVO7IOS2TN6SXETLOZWMSCJW4C

not attested not anchored not stored refs pending

Optimal Power Allocation for OFDM-Based Wire-Tap Channels with Arbitrarily Distributed Inputs

Haohao Qin, Jing Wang, Ming Zhao, Xiang Chen, Yin Sun

arxiv:1108.2858 v1 · 2011-08-14 · 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{QVO7IOS2TN6SXETLOZWMSCJW4C}

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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	2026-05-18T02:21:41.827033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

855df43a5a9b7d2b926b766cc90936e0920096e3e962b9ea1b2dbc3a287638e2

Aliases

arxiv: 1108.2858 · arxiv_version: 1108.2858v1 · doi: 10.48550/arxiv.1108.2858 · pith_short_12: QVO7IOS2TN6S · pith_short_16: QVO7IOS2TN6SXETL · pith_short_8: QVO7IOS2

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/QVO7IOS2TN6SXETLOZWMSCJW4C \
  | 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: 855df43a5a9b7d2b926b766cc90936e0920096e3e962b9ea1b2dbc3a287638e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc243f7bc5d03c51ed405e91629cddbdc803b2ce65b2dc5ae0a139f86f9d7f9e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-14T10:34:34Z",
    "title_canon_sha256": "3e80b7d06470304e6cf55153228105f084726ff1d6ccdebe987e414d0c451619"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2858",
    "kind": "arxiv",
    "version": 1
  }
}