Pith Number

pith:HG42JN2G

pith:2015:HG42JN2GE23WGJ7AF3FB6KGPKE

not attested not anchored not stored refs pending

Using Geometry to Detect Grasps in 3D Point Clouds

Andreas ten Pas, Robert Platt

arxiv:1501.03100 v3 · 2015-01-13 · 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{HG42JN2GE23WGJ7AF3FB6KGPKE}

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	2026-05-18T02:17:33.244982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39b9a4b74626b76327e02eca1f28cf512962b3708d60a82d9e8e6c1e03cf0a25

Aliases

arxiv: 1501.03100 · arxiv_version: 1501.03100v3 · doi: 10.48550/arxiv.1501.03100 · pith_short_12: HG42JN2GE23W · pith_short_16: HG42JN2GE23WGJ7A · pith_short_8: HG42JN2G

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/HG42JN2GE23WGJ7AF3FB6KGPKE \
  | 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: 39b9a4b74626b76327e02eca1f28cf512962b3708d60a82d9e8e6c1e03cf0a25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53ecd263a7ff8951477c50e59daa02b32768680ae692498933239202a33f9293",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2015-01-13T18:40:11Z",
    "title_canon_sha256": "36c8e752e14510b4b779dda67e5c6c13dacacb8aa1e2db38a5f186cbd84922ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03100",
    "kind": "arxiv",
    "version": 3
  }
}