Pith Number

pith:K46E6DJY

pith:2021:K46E6DJYE4M3KQKAIUERWVTRZJ

not attested not anchored not stored refs pending

Shape, Size, and Fabrication Effects in 3D Printed Granular Jamming Grippers

David Howard, Gary W. Delaney, Jack O'Connor, James Brett

arxiv:2104.04171 v1 · 2021-04-09 · 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{K46E6DJYE4M3KQKAIUERWVTRZJ}

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	2026-07-05T02:30:36.356211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

573c4f0d382719b5414045091b5671ca504e231381149636de27f11b9f385501

Aliases

arxiv: 2104.04171 · arxiv_version: 2104.04171v1 · doi: 10.48550/arxiv.2104.04171 · pith_short_12: K46E6DJYE4M3 · pith_short_16: K46E6DJYE4M3KQKA · pith_short_8: K46E6DJY

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/K46E6DJYE4M3KQKAIUERWVTRZJ \
  | 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: 573c4f0d382719b5414045091b5671ca504e231381149636de27f11b9f385501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1fd398bc999ce8ebb96df89d5ec11b3c84600ab9ec712f21937a7d2ff536617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-04-09T02:59:35Z",
    "title_canon_sha256": "682dfcec8afa0b0e1890e31f448d138b07470533797221f5472b74da3736c704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04171",
    "kind": "arxiv",
    "version": 1
  }
}