Pith Number

pith:EH2CMRDP

pith:2026:EH2CMRDPJKJBNQMBNOPW4ALIF3

not attested not anchored not stored refs pending

Dynamics, stability, and energy efficiency of an energy-recycling rimless wheel with spring-clutch legs

Chuhan Zhang, Mingyi Liu, Ruigang Chen, Tongchen Lin, Yanqiu Zheng, Yizhar Or

arxiv:2606.22073 v1 · 2026-06-20 · 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{EH2CMRDPJKJBNQMBNOPW4ALIF3}

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	2026-06-23T02:13:07.003430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f426446f4a9216c1816b9f6e01682edc6282ee3bc2fbefbdacb55c7bafcccf

Aliases

arxiv: 2606.22073 · arxiv_version: 2606.22073v1 · doi: 10.48550/arxiv.2606.22073 · pith_short_12: EH2CMRDPJKJB · pith_short_16: EH2CMRDPJKJBNQMB · pith_short_8: EH2CMRDP

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/EH2CMRDPJKJBNQMBNOPW4ALIF3 \
  | 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: 21f426446f4a9216c1816b9f6e01682edc6282ee3bc2fbefbdacb55c7bafcccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a180c0908569c564d21f8fb8a8c900b587085215207b093514018b5b167efff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-20T14:48:12Z",
    "title_canon_sha256": "fedd0558231d628f19f1ad8fb5f1036598e4a2e17209d6556f6e7167f6b35cb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22073",
    "kind": "arxiv",
    "version": 1
  }
}