Pith Number

pith:EH47IZJE

pith:2024:EH47IZJEB3VQ5D4XWRQPRF5QEC

not attested not anchored not stored refs pending

Reach-Avoid Control Synthesis for a Quadrotor UAV with Formal Safety Guarantees

Haocheng Chang, Jun Liu, Mohamed Serry

arxiv:2405.20502 v1 · 2024-05-30 · eess.SY · cs.SY · math.DS · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EH47IZJEB3VQ5D4XWRQPRF5QEC}

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	2026-07-05T08:25:38.285570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f9f465240eeb0e8f97b460f897b020a01916cc2c011b8594cb9f82fcfd7ede

Aliases

arxiv: 2405.20502 · arxiv_version: 2405.20502v1 · doi: 10.48550/arxiv.2405.20502 · pith_short_12: EH47IZJEB3VQ · pith_short_16: EH47IZJEB3VQ5D4X · pith_short_8: EH47IZJE

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/EH47IZJEB3VQ5D4XWRQPRF5QEC \
  | 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: 21f9f465240eeb0e8f97b460f897b020a01916cc2c011b8594cb9f82fcfd7ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d75e0f1a511526b6946ea631a6a1c8800331c798b2f67b94c377758f062c5df2",
    "cross_cats_sorted": [
      "cs.SY",
      "math.DS",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2024-05-30T21:45:05Z",
    "title_canon_sha256": "3c46953d28f79aa4cb548c138d71c5b8852f12de3fbc8a6ab649ed997b5df9f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.20502",
    "kind": "arxiv",
    "version": 1
  }
}