Pith Number

pith:5MMFIUHD

pith:2022:5MMFIUHDND4MGVY6MMNRE4WH4S

not attested not anchored not stored refs pending

An experimental data-driven mass-spring model of flexible Calliphora wings

Dmitry Kolomenskiy, Fritz-Olaf Lehmann, Henja Wehmann, Hung Truong, Kai Schneider, Thomas Engels

arxiv:2201.11509 v1 · 2022-01-27 · physics.flu-dyn · cs.NA · math.NA · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MMFIUHDND4MGVY6MMNRE4WH4S}

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	2026-07-05T03:55:52.082904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb185450e368f8c3571e631b1272c7e485ac66514fe705439ffa7b44c56114da

Aliases

arxiv: 2201.11509 · arxiv_version: 2201.11509v1 · doi: 10.48550/arxiv.2201.11509 · pith_short_12: 5MMFIUHDND4M · pith_short_16: 5MMFIUHDND4MGVY6 · pith_short_8: 5MMFIUHD

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/5MMFIUHDND4MGVY6MMNRE4WH4S \
  | 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: eb185450e368f8c3571e631b1272c7e485ac66514fe705439ffa7b44c56114da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b21de25689aae178c52ef49dcabceb59c0a1d637afd06e583e912ca5f6918a2e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-01-27T13:41:31Z",
    "title_canon_sha256": "01ecc8ddbe6f6eb6c0dc41ec836457adad0d65b057371ffa702dc26500c06492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.11509",
    "kind": "arxiv",
    "version": 1
  }
}