Pith Number

pith:65BPI6YU

pith:2018:65BPI6YULH4WJLDAU4LUDSKNFY

not attested not anchored not stored refs pending

The Supernumerary Robotic 3rd Thumb for Skilled Music Tasks

A. Aldo Faisal, Ali Shafti, Anita Hapsari, James Cunningham, Pierre Guilleminot

arxiv:1807.08274 v2 · 2018-07-22 · 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{65BPI6YULH4WJLDAU4LUDSKNFY}

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	2026-05-18T00:09:09.043985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f742f47b1459f964ac60a71741c94d2e2b2b75813d22a5cb3aa17e93526f9370

Aliases

arxiv: 1807.08274 · arxiv_version: 1807.08274v2 · doi: 10.48550/arxiv.1807.08274 · pith_short_12: 65BPI6YULH4W · pith_short_16: 65BPI6YULH4WJLDA · pith_short_8: 65BPI6YU

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/65BPI6YULH4WJLDAU4LUDSKNFY \
  | 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: f742f47b1459f964ac60a71741c94d2e2b2b75813d22a5cb3aa17e93526f9370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "254fa15c422b0547b9bfe967749bbf065b6a2fd93041bab84a69cf33ce6351d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-07-22T11:35:15Z",
    "title_canon_sha256": "da660cae03f19ac52a17cedaabcb2706ef574a75ba818ceea3f8526774f00b13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08274",
    "kind": "arxiv",
    "version": 2
  }
}