Pith Number

pith:HF4EM5GP

pith:2019:HF4EM5GPFTHXCD7XXELRN6IFJX

not attested not anchored not stored refs pending

Minimizing Age of Information in Cognitive Radio-based IoT Systems: Underlay or Overlay?

Branka Vucetic, Chao Zhai, He Chen, Yifan Gu, Yonghui Li

arxiv:1903.06886 v3 · 2019-03-16 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HF4EM5GPFTHXCD7XXELRN6IFJX}

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	2026-07-04T23:58:25.717618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39784674cf2ccf710ff7b91716f9054df6fe248887193d945d174f725bf2e7d5

Aliases

arxiv: 1903.06886 · arxiv_version: 1903.06886v3 · doi: 10.48550/arxiv.1903.06886 · pith_short_12: HF4EM5GPFTHX · pith_short_16: HF4EM5GPFTHXCD7X · pith_short_8: HF4EM5GP

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/HF4EM5GPFTHXCD7XXELRN6IFJX \
  | 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: 39784674cf2ccf710ff7b91716f9054df6fe248887193d945d174f725bf2e7d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ca3549e51ecbe484364c2b08da4eeea5939d82d3b7c022939844cdd363095ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-16T06:50:30Z",
    "title_canon_sha256": "90f690988d503dc90a5bc69a966f624864f5bdfaac226ed7bd5311835ba4f43d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06886",
    "kind": "arxiv",
    "version": 3
  }
}