Pith Number

pith:GNYGMU5C

pith:2023:GNYGMU5C7AID72LEEFXTPV6XC7

not attested not anchored not stored refs pending

Drag Reduction in Flows Past 2D and 3D Circular Cylinders Through Deep Reinforcement Learning

Michail Chatzimanolakis, Pascal Weber, Petros Koumoutsakos

arxiv:2309.02109 v1 · 2023-09-05 · 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{GNYGMU5C7AID72LEEFXTPV6XC7}

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	2026-07-05T06:47:48.548366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33706653a2f8103fe964216f37d7d717fdfde340e129f54c6de4d3291e36eca2

Aliases

arxiv: 2309.02109 · arxiv_version: 2309.02109v1 · doi: 10.48550/arxiv.2309.02109 · pith_short_12: GNYGMU5C7AID · pith_short_16: GNYGMU5C7AID72LE · pith_short_8: GNYGMU5C

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/GNYGMU5C7AID72LEEFXTPV6XC7 \
  | 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: 33706653a2f8103fe964216f37d7d717fdfde340e129f54c6de4d3291e36eca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f34e5b7d79c79bde041f0e8b5067e2298510eef5f13a06b20187ee80eb1305e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-09-05T10:31:55Z",
    "title_canon_sha256": "61cb57a406b63225640a5ddc993e8a5cf87294ec954a382277ddc00e5cad43ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.02109",
    "kind": "arxiv",
    "version": 1
  }
}