Pith Number

pith:4WJIBL2J

pith:2022:4WJIBL2JLHXA3XF44DACWGUEJC

not attested not anchored not stored refs pending

Multi-fidelity reinforcement learning framework for shape optimization

Prasanna Balaprakash, Romit Maulik, Sahil Bhola, Suraj Pawar

arxiv:2202.11170 v1 · 2022-02-22 · cs.LG · 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{4WJIBL2JLHXA3XF44DACWGUEJC}

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	2026-07-05T05:57:52.248958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e59280af4959ee0ddcbce0c02b1a8448ab9c2705c969333c81e8b01bd01041aa

Aliases

arxiv: 2202.11170 · arxiv_version: 2202.11170v1 · doi: 10.48550/arxiv.2202.11170 · pith_short_12: 4WJIBL2JLHXA · pith_short_16: 4WJIBL2JLHXA3XF4 · pith_short_8: 4WJIBL2J

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/4WJIBL2JLHXA3XF44DACWGUEJC \
  | 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: e59280af4959ee0ddcbce0c02b1a8448ab9c2705c969333c81e8b01bd01041aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f65c5da0dfc5b7acf12056f11b49722d687e5b0af389fb33bda75f7a3dd3d98",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-22T20:44:04Z",
    "title_canon_sha256": "2068950e84d044d76f39bc6fc23d6e96fdb0bcfd56ab8eb9f96e3008bab4a06a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.11170",
    "kind": "arxiv",
    "version": 1
  }
}