Pith Number

pith:UA7XN3AP

pith:2021:UA7XN3AP7BEAUHYFSWUKLTA2KA

not attested not anchored not stored refs pending

Getting a Grip: in Materio Evolution of Membrane Morphology for Soft Robotic Jamming Grippers

Daniel Furby, David Howard, Gary W. Delaney, Jack O'Connor, James Brett, Jordan Letchford, Sophia Lin, Therese Joseph

arxiv:2111.01952 v1 · 2021-11-02 · 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{UA7XN3AP7BEAUHYFSWUKLTA2KA}

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	2026-07-05T03:28:44.736310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a03f76ec0ff8480a1f0595a8a5cc1a501311ec37d32615991b9f65d6264e8ae8

Aliases

arxiv: 2111.01952 · arxiv_version: 2111.01952v1 · doi: 10.48550/arxiv.2111.01952 · pith_short_12: UA7XN3AP7BEA · pith_short_16: UA7XN3AP7BEAUHYF · pith_short_8: UA7XN3AP

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/UA7XN3AP7BEAUHYFSWUKLTA2KA \
  | 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: a03f76ec0ff8480a1f0595a8a5cc1a501311ec37d32615991b9f65d6264e8ae8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "846846c9eeead44f97f8a7999c49edd0576abe7da80358744eda4fd6ab33551b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-11-02T23:58:27Z",
    "title_canon_sha256": "74196d866b35d5319f8ab34ee159d66e113f9fb0950f9865fcd3604839441f54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.01952",
    "kind": "arxiv",
    "version": 1
  }
}