Pith Number

pith:UHVZCZM7

pith:2021:UHVZCZM7T5SVLE2EU247TAEJCV

not attested not anchored not stored refs pending

A Symbolic Regression Method for Dynamic Modeling and Control of Quadrotor UAVs

Wei Fang, Zhiyong Chen

arxiv:2105.03032 v1 · 2021-05-07 · 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{UHVZCZM7T5SVLE2EU247TAEJCV}

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	2026-07-05T02:38:20.868252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1eb91659f9f65559344a6b9f98089154842fd002c06b1c668a93ef8f6ce42bb

Aliases

arxiv: 2105.03032 · arxiv_version: 2105.03032v1 · doi: 10.48550/arxiv.2105.03032 · pith_short_12: UHVZCZM7T5SV · pith_short_16: UHVZCZM7T5SVLE2E · pith_short_8: UHVZCZM7

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/UHVZCZM7T5SVLE2EU247TAEJCV \
  | 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: a1eb91659f9f65559344a6b9f98089154842fd002c06b1c668a93ef8f6ce42bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6069e164db633ea0cf81bad16923ffd7cb67650a7b21f0eca1652838d573e50b",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2021-05-07T02:10:55Z",
    "title_canon_sha256": "0f5d3f29ca5a6ca28defc5af7bead3738c6f3fb867024b54cfe06337cab0c8e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.03032",
    "kind": "arxiv",
    "version": 1
  }
}