Pith Number

pith:U42FI6QY

pith:2019:U42FI6QYD3OKPR3EVK27A2KKVR

not attested not anchored not stored refs pending

Improving Data Efficiency of Self-supervised Learning for Robotic Grasping

Lars Berscheid, Thomas R\"uhr, Torsten Kr\"oger

arxiv:1903.00228 v1 · 2019-03-01 · 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{U42FI6QYD3OKPR3EVK27A2KKVR}

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	2026-05-17T23:52:20.424772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a734547a181edca7c764aab5f0694aac6df317d5cf976b2ae60c0f9ce35d5b4b

Aliases

arxiv: 1903.00228 · arxiv_version: 1903.00228v1 · doi: 10.48550/arxiv.1903.00228 · pith_short_12: U42FI6QYD3OK · pith_short_16: U42FI6QYD3OKPR3E · pith_short_8: U42FI6QY

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/U42FI6QYD3OKPR3EVK27A2KKVR \
  | 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: a734547a181edca7c764aab5f0694aac6df317d5cf976b2ae60c0f9ce35d5b4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1751bc44095f8e76bd151982d5eed0b301549364b1afdfeb363b53d337c43b01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-03-01T09:57:31Z",
    "title_canon_sha256": "95b36c8a5794e6ff45c0329c2e6ce23444a5265cf377357ca72612113a597a63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00228",
    "kind": "arxiv",
    "version": 1
  }
}