Pith Number

pith:A65QU3MW

pith:2022:A65QU3MWYOAVXFYYMNR6CLY44D

not attested not anchored not stored refs pending

Learned Turbulence Modelling with Differentiable Fluid Solvers: Physics-based Loss-functions and Optimisation Horizons

Bj\"orn List, Li-Wei Chen, Nils Thuerey

arxiv:2202.06988 v2 · 2022-02-14 · physics.flu-dyn · cs.LG · 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{A65QU3MWYOAVXFYYMNR6CLY44D}

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	2026-07-05T05:05:31.014041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07bb0a6d96c3815b97186363e12f1ce0c587172eb1fc655a06b083aa5e1c9c5b

Aliases

arxiv: 2202.06988 · arxiv_version: 2202.06988v2 · doi: 10.48550/arxiv.2202.06988 · pith_short_12: A65QU3MWYOAV · pith_short_16: A65QU3MWYOAVXFYY · pith_short_8: A65QU3MW

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/A65QU3MWYOAVXFYYMNR6CLY44D \
  | 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: 07bb0a6d96c3815b97186363e12f1ce0c587172eb1fc655a06b083aa5e1c9c5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31cf9d7b3de2f4b5ec41f8fb570d0917e6f5cbe60ac362a38d5153deb10c2106",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-02-14T19:03:01Z",
    "title_canon_sha256": "8bc5915dfe725d6ebcf33c81f6044c27b7dc521641eec3db9d363ef3502fc5ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.06988",
    "kind": "arxiv",
    "version": 2
  }
}