Pith Number

pith:6IZXDF4N

pith:2021:6IZXDF4NBJQK4UFUZBCG5MY5OZ

not attested not anchored not stored refs pending

Effects of Design and Hydrodynamic Parameters on Optimized Swimming for Simulated, Fish-inspired Robots

Bo Cheng, Donghao Li, Hankun Deng, Yagiz E. Bayiz

arxiv:2111.05682 v1 · 2021-11-10 · cs.RO · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6IZXDF4NBJQK4UFUZBCG5MY5OZ}

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	2026-07-05T03:30:47.035712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23371978d0a60ae50b4c8446eb31d76660ceed57d810b9633031fc996e51e6b

Aliases

arxiv: 2111.05682 · arxiv_version: 2111.05682v1 · doi: 10.48550/arxiv.2111.05682 · pith_short_12: 6IZXDF4NBJQK · pith_short_16: 6IZXDF4NBJQK4UFU · pith_short_8: 6IZXDF4N

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/6IZXDF4NBJQK4UFUZBCG5MY5OZ \
  | 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: f23371978d0a60ae50b4c8446eb31d76660ceed57d810b9633031fc996e51e6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8b822fe63c098a56526766d7a148242e48fe95f54a8dd85ffeea9c3e7d3d149",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-11-10T13:41:59Z",
    "title_canon_sha256": "314b11a609d00744bb9b504ebeb28189d177a7b30fa27c8d0185de108128b673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05682",
    "kind": "arxiv",
    "version": 1
  }
}