Pith Number

pith:UD4O4H27

pith:2016:UD4O4H27FZPYYHDBQ2TZX6JBRI

not attested not anchored not stored refs pending

Simultaneous Spectrum Sensing and Data Reception for Cognitive Spatial Multiplexing Distributed Systems

George C. Alexandropoulos, Merouane Debbah, Nikolaos I. Miridakis, Theodoros A. Tsiftsis

arxiv:1609.07711 v1 · 2016-09-25 · 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{UD4O4H27FZPYYHDBQ2TZX6JBRI}

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	2026-05-18T01:03:55.645914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f8ee1f5f2e5f8c1c6186a79bf9218a258f05d5fcb737d1f42c7c6c7d30a72b

Aliases

arxiv: 1609.07711 · arxiv_version: 1609.07711v1 · doi: 10.48550/arxiv.1609.07711 · pith_short_12: UD4O4H27FZPY · pith_short_16: UD4O4H27FZPYYHDB · pith_short_8: UD4O4H27

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/UD4O4H27FZPYYHDBQ2TZX6JBRI \
  | 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: a0f8ee1f5f2e5f8c1c6186a79bf9218a258f05d5fcb737d1f42c7c6c7d30a72b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d1528ce317cfe5b11ff4c8918d1a635bb3dc5f69c93e34220eb95832500e17",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-09-25T07:54:22Z",
    "title_canon_sha256": "0d5d594f2ed64a06f9fa0c64ed874e9831ac9c3f51244cd90f0771923d4bf4df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07711",
    "kind": "arxiv",
    "version": 1
  }
}