Pith Number

pith:IZZNL5OJ

pith:2021:IZZNL5OJWSAAD4YS6Z6TDIQ3H7

not attested not anchored not stored refs pending

Interpreted machine learning in fluid dynamics: Explaining relaminarisation events in wall-bounded shear flows

Bruno Eckhardt, Jonathan Prexl, Martin Lellep, Moritz Linkmann

arxiv:2102.05541 v2 · 2021-02-10 · physics.flu-dyn · nlin.CD · physics.comp-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZZNL5OJWSAAD4YS6Z6TDIQ3H7}

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	2026-07-05T04:24:34.287275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4672d5f5c9b48001f312f67d31a21b3fc4fc5286a21f636641901a0cf2135f01

Aliases

arxiv: 2102.05541 · arxiv_version: 2102.05541v2 · doi: 10.48550/arxiv.2102.05541 · pith_short_12: IZZNL5OJWSAA · pith_short_16: IZZNL5OJWSAAD4YS · pith_short_8: IZZNL5OJ

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/IZZNL5OJWSAAD4YS6Z6TDIQ3H7 \
  | 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: 4672d5f5c9b48001f312f67d31a21b3fc4fc5286a21f636641901a0cf2135f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e0351a14436df19e0395444fd6a203495a07dbbfcbcfce6e5bfa4b64aac21e",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.comp-ph",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-02-10T16:27:54Z",
    "title_canon_sha256": "c27834248f62a6b73fe5ea6b7c5d4e51b242c726af5f4c78f0e3fc21826e2029"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05541",
    "kind": "arxiv",
    "version": 2
  }
}