Pith Number

pith:4J7WMMCQ

pith:2019:4J7WMMCQA2FWHLPXV6CLUAMF3T

not attested not anchored not stored refs pending

Wind Estimation Using Quadcopter Motion: A Machine Learning Approach

Balaji Jayaraman, He Bai, Sam Allison

arxiv:1907.05720 v1 · 2019-07-11 · eess.SP · cs.LG · 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{4J7WMMCQA2FWHLPXV6CLUAMF3T}

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	2026-05-17T23:40:44.658821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e27f663050068b63adf7af84ba0185dccda978a2cd9351142969797665f86fed

Aliases

arxiv: 1907.05720 · arxiv_version: 1907.05720v1 · doi: 10.48550/arxiv.1907.05720 · pith_short_12: 4J7WMMCQA2FW · pith_short_16: 4J7WMMCQA2FWHLPX · pith_short_8: 4J7WMMCQ

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/4J7WMMCQA2FWHLPXV6CLUAMF3T \
  | 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: e27f663050068b63adf7af84ba0185dccda978a2cd9351142969797665f86fed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76827b04b987bbcf97c0568fe7fabc162365b927b1e6cf47eedc7f8200d13b1d",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-07-11T04:03:27Z",
    "title_canon_sha256": "247fe9565997b70468978912fa82344b6843ced79e544c8b251c86d1846dd4ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05720",
    "kind": "arxiv",
    "version": 1
  }
}