Pith Number

pith:D47RKGKT

pith:2019:D47RKGKTMNAYR7JONRATNJZ273

not attested not anchored not stored refs pending

Fly Safe: Aerial Swarm Robotics using Force Field Particle Swarm Optimisation

James Butterworth, Lauren Parker, Shan Luo

arxiv:1907.07647 v1 · 2019-07-17 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D47RKGKTMNAYR7JONRATNJZ273}

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	2026-05-17T23:40:21.437082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f3f151953634188fd2e6c4136a73afecb9d0620b67c1d254dda8d20ad8f07e4

Aliases

arxiv: 1907.07647 · arxiv_version: 1907.07647v1 · doi: 10.48550/arxiv.1907.07647 · pith_short_12: D47RKGKTMNAY · pith_short_16: D47RKGKTMNAYR7JO · pith_short_8: D47RKGKT

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/D47RKGKTMNAYR7JONRATNJZ273 \
  | 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: 1f3f151953634188fd2e6c4136a73afecb9d0620b67c1d254dda8d20ad8f07e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "612fef6cf47ac2c58b754c867641f7f9d7050502b968681ba00c17f28748b709",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-07-17T17:11:13Z",
    "title_canon_sha256": "31ecb3adef99577f2e5a2588860822c97fb8ba64ee15dac0de2547bb8e4b8b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07647",
    "kind": "arxiv",
    "version": 1
  }
}