Pith Number

pith:SI7SX67Q

pith:2011:SI7SX67Q2HUDPFJKT67DGDHXPS

not attested not anchored not stored refs pending

On the Spectrum Handoff for Cognitive Radio Ad Hoc Networks without Common Control Channel

Jiang Xie, Yi Song

arxiv:1105.0032 v1 · 2011-04-30 · 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{SI7SX67Q2HUDPFJKT67DGDHXPS}

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	2026-05-18T04:23:12.658941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

923f2bfbf0d1e837952a9fbe330cf77c85c0bb4dd5c1b3b02ac12c2728a1b34a

Aliases

arxiv: 1105.0032 · arxiv_version: 1105.0032v1 · doi: 10.48550/arxiv.1105.0032 · pith_short_12: SI7SX67Q2HUD · pith_short_16: SI7SX67Q2HUDPFJK · pith_short_8: SI7SX67Q

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/SI7SX67Q2HUDPFJKT67DGDHXPS \
  | 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: 923f2bfbf0d1e837952a9fbe330cf77c85c0bb4dd5c1b3b02ac12c2728a1b34a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ca21792d372ba97feed2ec245ebfa0cd70620ebbdb6b29c98a4b254f7b4c63",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-04-30T00:01:48Z",
    "title_canon_sha256": "34453055793c2d930d7c0cfb5d3ffb642a5125cd85c62f17290bbef84da12e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0032",
    "kind": "arxiv",
    "version": 1
  }
}