Pith Number

pith:7F4MB2PT

pith:2023:7F4MB2PTDM3V7IO4RBDAKO2LN7

not attested not anchored not stored refs pending

Unsteady Cylinder Wakes from Arbitrary Bodies with Differentiable Physics-Assisted Neural Network

Nils Thuerey, Shuvayan Brahmachary

arxiv:2308.04296 v2 · 2023-08-08 · physics.flu-dyn · physics.comp-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{7F4MB2PTDM3V7IO4RBDAKO2LN7}

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	2026-07-05T07:09:00.631921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f978c0e9f31b375fa1dc8846053b4b6fc7af5f73d077824c2563d838471ef6cf

Aliases

arxiv: 2308.04296 · arxiv_version: 2308.04296v2 · doi: 10.48550/arxiv.2308.04296 · pith_short_12: 7F4MB2PTDM3V · pith_short_16: 7F4MB2PTDM3V7IO4 · pith_short_8: 7F4MB2PT

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/7F4MB2PTDM3V7IO4RBDAKO2LN7 \
  | 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: f978c0e9f31b375fa1dc8846053b4b6fc7af5f73d077824c2563d838471ef6cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "853b0fa2bd7b1dc73503531a3f130d7647ef19a2526b4e16ef5c9521c3116b0e",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-08-08T14:41:26Z",
    "title_canon_sha256": "4208c655aea7e7040a9eb77a9e40ddbfb51f2e60aa97319474447181ed95c9a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.04296",
    "kind": "arxiv",
    "version": 2
  }
}