Pith Number

pith:4FCMXSNY

pith:2025:4FCMXSNYDQUQ4ZYWJS6Z6XVZSH

not attested not anchored not stored refs pending

Toward Low-Altitude Airspace Management and UAV Operations: Requirements, Architecture and Enabling Technologies

Guiyang Luo, Hui Zhang, Jinglin Li, Nan Cheng, Ping Zhang, Qixun Zhang, Quan Yuan, Yijing Lin, Zhiyong Feng

arxiv:2506.08579 v2 · 2025-06-10 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FCMXSNYDQUQ4ZYWJS6Z6XVZSH}

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	2026-07-05T11:19:29.849499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e144cbc9b81c290e67164cbd9f5eb991f6846a57330e4c481c6e6468ff58ceef

Aliases

arxiv: 2506.08579 · arxiv_version: 2506.08579v2 · doi: 10.48550/arxiv.2506.08579 · pith_short_12: 4FCMXSNYDQUQ · pith_short_16: 4FCMXSNYDQUQ4ZYW · pith_short_8: 4FCMXSNY

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/4FCMXSNYDQUQ4ZYWJS6Z6XVZSH \
  | 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: e144cbc9b81c290e67164cbd9f5eb991f6846a57330e4c481c6e6468ff58ceef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55761c25a4080eb6017b24ddd51f049cb45a2168a939cf8bbe8c16fa01f290bf",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-06-10T08:51:16Z",
    "title_canon_sha256": "ecc291b4d6df4c1f7632c6af4fdcdd1ef3ffc2b0491b6a45b9a698f2b4a73edd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08579",
    "kind": "arxiv",
    "version": 2
  }
}