Pith Number

pith:Y6CWBSTR

pith:2021:Y6CWBSTRAFWCYKOC443N46KFLW

not attested not anchored not stored refs pending

Quadrotor Trajectory Tracking with Learned Dynamics: Joint Koopman-based Learning of System Models and Function Dictionaries

Carl Folkestad, Joel W. Burdick, Skylar X. Wei

arxiv:2110.10341 v1 · 2021-10-20 · 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{Y6CWBSTRAFWCYKOC443N46KFLW}

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	2026-07-05T03:24:16.124578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c78560ca71016c2c29c2e736de79455da06f6cbae6ca1754a10727ba92c7cc7b

Aliases

arxiv: 2110.10341 · arxiv_version: 2110.10341v1 · doi: 10.48550/arxiv.2110.10341 · pith_short_12: Y6CWBSTRAFWC · pith_short_16: Y6CWBSTRAFWCYKOC · pith_short_8: Y6CWBSTR

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/Y6CWBSTRAFWCYKOC443N46KFLW \
  | 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: c78560ca71016c2c29c2e736de79455da06f6cbae6ca1754a10727ba92c7cc7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e2fa051379bd16d6e75b6a765cc0e91d30afb36bb73f40673395ffb0c7c1a07",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-10-20T02:23:19Z",
    "title_canon_sha256": "ddcdb268d77b6d19287d39c7b8c63230b8bdaaa0eed3efdd48fab0a1e35dca2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.10341",
    "kind": "arxiv",
    "version": 1
  }
}