Pith Number

pith:RJJMCAPP

pith:2019:RJJMCAPPRFHIXKQCYF7VR2CY3K

not attested not anchored not stored refs pending

UAV Positioning and Power Control for Two-Way Wireless Relaying

Lei Li, Shu Cai, Tsung-Hui Chang

arxiv:1904.08280 v1 · 2019-04-17 · 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{RJJMCAPPRFHIXKQCYF7VR2CY3K}

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	2026-05-17T23:48:18.146916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a52c101ef894e8baa02c17f58e858daa2451374b2a857bb982c97e5123d6551

Aliases

arxiv: 1904.08280 · arxiv_version: 1904.08280v1 · doi: 10.48550/arxiv.1904.08280 · pith_short_12: RJJMCAPPRFHI · pith_short_16: RJJMCAPPRFHIXKQC · pith_short_8: RJJMCAPP

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/RJJMCAPPRFHIXKQCYF7VR2CY3K \
  | 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: 8a52c101ef894e8baa02c17f58e858daa2451374b2a857bb982c97e5123d6551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6012e3ca425148c3852f47a8b5849c1fd4183a68cc3482ca31a55448f8c5147",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-17T14:04:33Z",
    "title_canon_sha256": "4a89540c4ac439e8fbc633d4936a782c39bf78d14c16372c0d335812684b9b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08280",
    "kind": "arxiv",
    "version": 1
  }
}