Pith Number

pith:I4QXUA7D

pith:2022:I4QXUA7DYKGDXLYNOKV7ML6SXC

not attested not anchored not stored refs pending

Task-grasping from human demonstration

Daichi Saito, Hideki Koike, Jun Takamatsu, Katsushi Ikeuchi, Kazuhiro Sasabuchi, Naoki Wake

arxiv:2203.00733 v1 · 2022-03-01 · 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{I4QXUA7DYKGDXLYNOKV7ML6SXC}

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	2026-07-05T04:01:23.063828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47217a03e3c28c3baf0d72abf62fd2b8857545442af8f7b0b6140f16706ae11b

Aliases

arxiv: 2203.00733 · arxiv_version: 2203.00733v1 · doi: 10.48550/arxiv.2203.00733 · pith_short_12: I4QXUA7DYKGD · pith_short_16: I4QXUA7DYKGDXLYN · pith_short_8: I4QXUA7D

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/I4QXUA7DYKGDXLYNOKV7ML6SXC \
  | 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: 47217a03e3c28c3baf0d72abf62fd2b8857545442af8f7b0b6140f16706ae11b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6effd4977cfdc67f64504c2ff6b790fcac460c7997f6a25f259ec04ff6e9d04c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2022-03-01T20:38:41Z",
    "title_canon_sha256": "bbc89bd0ffe9ff377ec6bbee11d39228016adbfb161d758bad2861261250d476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00733",
    "kind": "arxiv",
    "version": 1
  }
}