Pith Number

pith:FKMZXBUM

pith:2010:FKMZXBUMDXRH4MM3A4QLMPVQTL

not attested not anchored not stored refs pending

Rather than resonance, flapping wing flyers may play on aerodynamics to improve performance

Benjamin Thiria, Ramiro Godoy-Diana, Sophie Ramananarivo

arxiv:1011.4688 v2 · 2010-11-21 · physics.bio-ph · cond-mat.soft · 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{FKMZXBUMDXRH4MM3A4QLMPVQTL}

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	2026-05-18T04:14:38.029347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a999b868c1de27e319b0720b63eb09ad9909f3ab0abad174976f1764ed6b270

Aliases

arxiv: 1011.4688 · arxiv_version: 1011.4688v2 · doi: 10.48550/arxiv.1011.4688 · pith_short_12: FKMZXBUMDXRH · pith_short_16: FKMZXBUMDXRH4MM3 · pith_short_8: FKMZXBUM

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/FKMZXBUMDXRH4MM3A4QLMPVQTL \
  | 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: 2a999b868c1de27e319b0720b63eb09ad9909f3ab0abad174976f1764ed6b270

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c561b01ce1591e9a9b1667e641d2a1eaf1aa0ade563874f9aee670227f74d791",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2010-11-21T18:48:13Z",
    "title_canon_sha256": "ea61a685cdf72d0a977593beccbcfa5c096571543219bbab2ad7989a77ef349e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4688",
    "kind": "arxiv",
    "version": 2
  }
}