Pith Number

pith:KHWGSTQA

pith:2019:KHWGSTQAPV3RYMIDQKBLEYZC7H

not attested not anchored not stored refs pending

PuzzleFlex: kinematic motion of chains with loose joints

Alberto Quattrini Li, Bo Zhu, Devin Balkcom, Emily Whiting, Karim Itani, Samuel Lensgraf, Weifu Wang, Yijia Wu, Yinan Zhang, Zezhou Sun

arxiv:1906.08708 v2 · 2019-06-20 · 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{KHWGSTQAPV3RYMIDQKBLEYZC7H}

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	2026-07-05T02:01:09.400135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51ec694e007d771c31038282b26322f9f8e960f51f72b75ea9607c9d04a40337

Aliases

arxiv: 1906.08708 · arxiv_version: 1906.08708v2 · doi: 10.48550/arxiv.1906.08708 · pith_short_12: KHWGSTQAPV3R · pith_short_16: KHWGSTQAPV3RYMID · pith_short_8: KHWGSTQA

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/KHWGSTQAPV3RYMIDQKBLEYZC7H \
  | 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: 51ec694e007d771c31038282b26322f9f8e960f51f72b75ea9607c9d04a40337

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "669da5f40f5e492e6f75b2beafd195f2e50171bbe1fd24bdeeaa4c692c31292f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-06-20T15:51:34Z",
    "title_canon_sha256": "4869067c7115f0a48d80234af45df09f050178fec4d6b29d43090a92645865b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08708",
    "kind": "arxiv",
    "version": 2
  }
}