Pith Number

pith:BNV2JL5N

pith:2020:BNV2JL5NTSU4RJ5P67XQSQETLF

not attested not anchored not stored refs pending

Fluid-structure interaction using volume penalization and mass-spring models with application to flapping bumblebee flight

Dmitry Kolomenskiy, Hung Truong, Kai Schneider, Thomas Engels

arxiv:2007.08892 v1 · 2020-07-17 · 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{BNV2JL5NTSU4RJ5P67XQSQETLF}

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	2026-07-05T01:19:58.379472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b6ba4afad9ca9c8a7aff7ef094093594d9fa42b38646fdc524275c84aef1516

Aliases

arxiv: 2007.08892 · arxiv_version: 2007.08892v1 · doi: 10.48550/arxiv.2007.08892 · pith_short_12: BNV2JL5NTSU4 · pith_short_16: BNV2JL5NTSU4RJ5P · pith_short_8: BNV2JL5N

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/BNV2JL5NTSU4RJ5P67XQSQETLF \
  | 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: 0b6ba4afad9ca9c8a7aff7ef094093594d9fa42b38646fdc524275c84aef1516

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d79e20a2e66bf638b22c813e1adc1c55b60a4fb5fd6af8cbb619e4bce3b717dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-07-17T10:44:48Z",
    "title_canon_sha256": "fd463378ac800896447f3db3dfa2a22b15648fe1d1b3ea628d706e4aba5e6594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.08892",
    "kind": "arxiv",
    "version": 1
  }
}