Pith Number

pith:DB64UCH4

pith:2021:DB64UCH4WFNKJIR6GTUMOPM4I4

not attested not anchored not stored refs pending

Estimation and Adaption of Indoor Ego Airflow Disturbance with Application to Quadrotor Trajectory Planning

Boyu Zhou, Chuhao Liu, Luqi Wang, Shaojie Shen

arxiv:2109.04918 v1 · 2021-09-10 · 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{DB64UCH4WFNKJIR6GTUMOPM4I4}

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	2026-07-05T03:13:11.457866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187dca08fcb15aa4a23e34e8c73d9c470c2ce081a399783be787afc72608c88e

Aliases

arxiv: 2109.04918 · arxiv_version: 2109.04918v1 · doi: 10.48550/arxiv.2109.04918 · pith_short_12: DB64UCH4WFNK · pith_short_16: DB64UCH4WFNKJIR6 · pith_short_8: DB64UCH4

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/DB64UCH4WFNKJIR6GTUMOPM4I4 \
  | 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: 187dca08fcb15aa4a23e34e8c73d9c470c2ce081a399783be787afc72608c88e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78bb2838578ca738c74497bc1e2e82a99f3501f5f294a3c2fd63fa0feb85aa51",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-09-10T14:59:18Z",
    "title_canon_sha256": "7164312e03daf70928271556ff421795927928ba4f640d9f14765f78fc4a869b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04918",
    "kind": "arxiv",
    "version": 1
  }
}