Pith Number

pith:AAFUPCFO

pith:2012:AAFUPCFOSBNLXV7TDZOEFU6WSH

not attested not anchored not stored refs pending

Combined Channel Aggregation and Fragmentation Strategy in Cognitive Radio Networks

Kaiwei Wang, Lei Li, Sihai Zhang, Wuyang Zhou

arxiv:1203.4913 v2 · 2012-03-22 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AAFUPCFOSBNLXV7TDZOEFU6WSH}

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	2026-05-18T03:53:43.567254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

000b4788ae905abbd7f31e5c42d3d691d754b23c12c5064e64d0efacb8bf1e55

Aliases

arxiv: 1203.4913 · arxiv_version: 1203.4913v2 · doi: 10.48550/arxiv.1203.4913 · pith_short_12: AAFUPCFOSBNL · pith_short_16: AAFUPCFOSBNLXV7T · pith_short_8: AAFUPCFO

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/AAFUPCFOSBNLXV7TDZOEFU6WSH \
  | 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: 000b4788ae905abbd7f31e5c42d3d691d754b23c12c5064e64d0efacb8bf1e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2b817cda258bed37f22b592182ae90c329a526c598534875a779ef05ee4a7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2012-03-22T08:43:38Z",
    "title_canon_sha256": "46231602e79c9a1edbae85d9ce8d70ec7a44746016c82aa05a5e722b0c14c9df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4913",
    "kind": "arxiv",
    "version": 2
  }
}